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H13-831_V.20 HCIE-Cloud Service Solutions Architect (Written) V2.0 Questions and Answers

Questions 4

A school is building a digital campus, and encountered some problems when establishing a data middle platform, there are many business departments, and it is necessary to access the data of the business department, and the data types and volumes are large, and the standards of Weiju are also inconsistent Single selection

Options:

A.

B. Application and data integration platform ROMA Connect

B.

data management service DAS

C.

D. Device access service lotdA

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Questions 5

CAGENT is used to collect displays, logs, and application performance data. For the host devices purchased directly in the ECS and BMS consoles, you must manually install the ICAGENT, for hosts purchased indirectly through CCE, ICAGENT It will be installed automatically. Radio

Options:

A.

TRUE

B.

FALSE

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Questions 6

In the design stage of application migration to the cloud it is necessary to fully consider all aspects of the implementation of the migration work, including the planning of the migration process, the design of the migration plan, the analysis of migration scenarios, the adaptation of tools, and the emergency plan.

Options:

A.

TRUE

B.

FALSE

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Questions 7

When you use HUAWEI CLOUD OBJECT STORAGE MIGRATION (OMS) FOR DATA MIGRATION, THE DELETION OPERATIONS PERFORMED BY THE USER AT THE SOURCE ARE CARRIED OUT AT THE SAME TIME AS THE DESTINATION, SO THERE IS NO NEED TO PROCESS THE DELETED OBJECTS SEPARATELY AT THE DESTINATION. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 8

If an automotive enterprise deploys its services on HUAWEI CLOUD and uses two servers, active and tertiary, to provide highly available services to Xiyan in one of the following ways? Single selection

Options:

A.

virtual IP

B.

EIP

C.

C. Private IP

D.

D. IP address group

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Questions 9

In order to achieve the requirements of rapid elastic contraction, it is generally recommended to deploy game services in bare metal + virtualization + functionalization. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 10

ICAGENT is the collector of the application operation and maintenance management service AOM, which runs on each host to collect metrics, logs, and application performance data in real time. As long as the IC A GENT is properly installed. A OM can immediately burst into data acquisition. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 11

In application software architecture, the classic three-tier architecture consists of a user interface layer (UserInterfaceLayer), business logic layer (BusinessLogic Layer) and Data Access Layer (DataAccessLayer). Among them, the data access layer: also known as the domain layer, is responsible for the processing of the system business logic also known as the SERVICE layer. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 12

Configmap is used to apply configuration files and parameters to the container, similar to container storage, by mounting a volume to pass the configuration file into the container. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 13

When you use HUAWEI CLOUD SMS Host Migration Service to migrate a source-side server, the following file systems are not supported? Single selection

Options:

A.

NFS

B.

ext3

C.

FAT

D.

ext4

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Questions 14

In the disaster solution, 100% of user traffic is diverted to the production center under normal hours, and when the production site fails, the database of the disaster recovery site is switched to the main database state, and then the DNS authorization is modified to 0% of the production site and the disaster recovery site is 0%. 100%。 Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 15

Data express service DES is a massive data transmission solution that supports terabytes to petabyte-level data migration to the cloud and during the data migration process, the data transmitted by DES is stored in which of the following cloud services? Single selection

Options:

A.

HUAWEI Cloud Disk

B.

Elastic File Service SFS c. Cloud Night EVS

C.

D. Object Storage Service OBS

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Questions 16

Application performance APM can intrusively collect business data through Java probes, and can also intrusively collect business data through mesh Solid E. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 17

A city has set up a government website to support government affairs sharing, but the website needs to support full-text search and fuzzy query scenarios such as year/month, and day by condition Single selection

Options:

A.

MapReduce service MRS

B.

C. Table Store service CloudTable

C.

Recommendation System Service RES

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Questions 18

HUAWEI CLOUD provides resource-specific solutions for the insurance industry, which of the following cloud services is not a resource-exclusive solution? Single selection

Options:

A.

DSS

B.

BMS

C.

DESS

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Questions 19

In the overall architecture diagram of Data Lake Exploration DLI I, the data layer can be compatible with the data of various data sources, and the intermediate engine adopts Storm

As the core engine, it can provide a variety of interface calls to the outside world. which can support the analysis and calculation of various industries. Radio

Options:

A.

TRUE

B.

FALSE

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Questions 20

An engineer of a company wants to save the website log data in the system for subsequent statistical analysis, which of the following storage methods is recommended to make the log data? Single selection

Options:

A.

OBS

B.

Oracle

C.

Redis

D.

MysQL

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Questions 21

MO DELARTS INFERENCE INCLUDES AUTOMATIC LEARNING, MODEL MANAGEMENT, DEPLOYMENT AND GO-LIVE FUNCTIONS; Model Arts training includes inference, dedicated resource pool-training/ Development environment features. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 22

Customers report that the database response delay is high, the service query is slow, and the CPU usage load is too high during the morning peak. As a solution architect, the architect should prioritize the analysis of SQL statements with a large number of executions, long execution time, and a large number of scan lines in the slow log, and analyze the slow SQL statements through the SQL diagnostic tool in DAS. And act on diagnostic insights, such as creating an index on a keyword segment. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 23

For game user information and login queries, which HUAWEI CLOUD service is recommended? Single selection

Options:

A.

HBase

B.

RDS

C.

MongoDB

D.

DCS Redis

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Questions 24

Which of the following is not an optimization practice for low-latency services? Single selection

Options:

A.

Use heterogeneous computing resources and use differentiated computing architectures for different types of services, such as GPU and FPGA computing resource pools

B.

B. Use intelligent DNS distribution deployment to shorten network latency, reduce data transmission, and improve efficiency

C.

C. Use relational database service RDS and use database management DAS to analyze SQL statements and obtain the corresponding slow SQL

Statement Discipline Optimization

D.

D. Containerized applications are deployed in CCE clusters, and application performance management APM is used to analyze the call status of applications and optimize the architecture after understanding application bottlenecks

E.

Use the database intermediate DDM to split the database and table, reduce the whole to zero, and reduce the query delay of the huge amount of data in a single database

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Questions 25

HUAWEI CLOUD CDM supports database migration as a whole, but does not support database migration such as stored procedures, triggers, functions, and views. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 26

A startup company is mainly engaged in live broadcast business, and the mobile live broadcast is based on HLS protocol (HTTP-based streaming media transmission protocol). Will see To ensure the quality of live streaming, we recommend that tenants use which of the following solutions? Single selection

Options:

A.

B. Distribute the is file to users through the data express service and configure CDN acceleration

B.

C. Store the is file in OBS and configure CDN acceleration

C.

D. Store the is file in SFS file storage for easy sharing with customers, and configure CDN acceleration

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Questions 27

If you want to use HUAWEI CLOUD Container Service to deploy a website application, and after purchasing a HUAWEI CLOUD CCE cluster, you adopt different deployment methods for each component of the website Single selection

Options:

A.

Deploy Tomcat in Jobs

B.

exist Deployment Medium gp^Nginx

C.

Deploy MySQL database through Helm templates

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Questions 28

Database recovery is critical to the production system of the enterprise, and the enterprise is currently using GaussDB

(foropenGauss) As a production database, the distributed database now considers using DRS to implement production library to disaster recovery

GaussDB(foropenGauss Which of the following scenarios is suitable for the synchronization capability of the cluster? Radio

Options:

A.

The RTO of the disaster recovery database must be guaranteed within 5s

B.

B. The production library may be expanded in the future and new DNs will be added

C.

The disaster recovery database will have access to some query services, and these services will involve multi-table correlation queries

D.

The topology of the production database cluster and the disaster recovery database cluster is inconsistent, for example, the production database is 6 DNs and the disaster recovery database is 3 DNs

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Questions 29

An enterprise business platform needs to open the mutual access channel between two VPCs, which of the following is the most cost-effective? Single selection

Options:

A.

B. Jiuji cloud connection to achieve interconnection

B.

C. Configure a peering connection for the two VPCs (the VPC subnets do not conflict), and access each other through the peering connection

C.

Configure EIPs for the cloud hosts that require mutual access and access through the Internet

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Questions 30

If an enterprise needs to migrate 20 TB of service data from its self-built data center to HUAWEI CLOUD which of the following cloud services is recommended to complete the migration work, considering factors such as data transmission cost and transmission time Single selection

Options:

A.

B. Host migration service SMS

B.

data express service DES

C.

D. Object Storage Migration Service OMS

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Questions 31

Object Storage Migration Service OMS is an online data migration service that helps you easily and smoothly migrate object storage data from the public cloud of other cloud service providers to HUAWEI CLOUD Which of the following descriptions of the OMS service is wrong? Single selection

Options:

A.

If a network interruption occurs, the migration task will be automatically restarted after the network is restored and the migration task will resume from the location where it was interrupted

B.

Supports custom domain name migration using source buckets

C.

Supports multi-object parallel migration

D.

When the migration task fails, A K/SK will be deleted. and if the migration task is in the waiting state, the answer will be temporarily saved

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Questions 32

After a pod in a HUAWEI CLOUD CCE cluster is scheduled to a node node, it remains on the node until the single selection is terminated or deleted

Options:

A.

TRUE

B.

FALSE

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Questions 33

When using HUAWEI CLOUD OBJECT STORAGE MIGRATION SERVICE OMS,if the source cloud service provider is not supported by OMS, which of the following methods must be used to migrate? Single selection

Options:

A.

B. The source object can be accessed through the FTP/SFTP protocol, and the user can list the names of all objects to be migrated and the corresponding download links

B.

C. The source object can be accessed through the SM NP protocol, and the user can list all the names of the objects to be migrated and the corresponding download links

C.

The source object can be accessed through the SOAP interface, and the user can list all the object names to be migrated and the corresponding download links

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Questions 34

Which of the following does not reflect the strong isolation benefits of the CCI dedicated cluster mode of Cloud Container Instances? Single selection

Options:

A.

Cluster users are exclusive, and there is complete physical isolation from other users

B.

C. Use Kata containers to achieve virtual machine-level security isolation between containers

C.

D. HUAWEI CLOUD is responsible for upgrading and maintaining clusters and physical servers, and customers only need to pay attention to the status of service containers created on their own clusters

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Questions 35

Which of the following migration scenarios is the most suitable CDM? Single selection

Options:

A.

Hadoop big data migration to cloud data warehouse

B.

relational database key business migration to cloud

C.

MySQL database live synchronous migration

D.

SQL data files are quickly migrated to RDS

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Questions 36

HUAWEI CLOUD Direct Connect is used to build a high-speed dedicated connection channel between a user's on-premises data center and a HUAWEI CLOUD VPC Single selection

Options:

A.

You must disable the port auto-negotiation function, and manually configure the port speed and full-duplex mode

B.

Users must use single-mode 1GE or 10GE optical modules to connect with HUAWEI CLOUD access devices

C.

It is recommended to use public IP addresses on and off the cloud, and the interoperable IP CIDR blocks cannot be rushed

D.

802 must be supported across the entire connection, including intermediate devices 1QVLAN Package

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Questions 37

If a user has purchased a fixed bandwidth subscription and encounters a sudden increase in services during Double 11, in order to solve the possible bandwidth shortage problem, the user should be recommended to use which of the following methods? Single selection

Options:

A.

Enhanced shared bandwidth

B.

Monthly shared bandwidth

C.

Bandwidth refueling package

D.

D. Shared traffic package

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Questions 38

Function workflow FunctionGraph is a serverless computing service provided by HUAWEI CLOUD Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 39

A company is an Internet product development company, and the company's architect decides to use the grayscale release strategy to iterate the product version, which of the following options cannot be used as the reason why the company adopts grayscale release? Single selection

Options:

A.

Teams that adopt agile development, with high release frequency, basically maintain a weekly release frequency

B.

The new version can directly allow end users to test product features

C.

C. System upgrade may be a risk that both old and new versions can be tolerated

D.

D. The answer to the risk of user loss caused by sudden changes in user habits

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Questions 40

If a service has a short release cycle and high scalability requirements, and the service is not allowed to be interrupted when upgrading and expanding, we recommend that you use the following attached architecture to deploy the service Single selection

Options:

A.

B. Microservices architecture

B.

SOA architecture

C.

vertical architecture

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Questions 41

The amount of data operated by the online analysis and processing system OLAP is very large, and a large amount of data needs to be calculated but its timeliness requirements are low, while the online transaction processing system OLTP is mainly used to record the occurrence of a certain type of business events, and the timeliness of the data is very high, therefore OLTP is better suited to use the massively parallel processing architecture MPP. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 42

When using highly scalable cloud databases to cope with e-commerce flash sale scenarios, the advantages of cloud databases such as RDS-based automatic auto scaling and DDM horizontal splitting of business tables are mainly utilized. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 43

Which of the following describes the capabilities of Log Service LTS correctly? Single selection

Options:

A.

Users can view the log file contents in real time

B.

You cannot specify the path of log collection in Agent

C.

Log Service stores the data reported by logs for 1 year by default Log

D.

Service only supports the installation of the inux agent

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Questions 44

The expansion direction in the AKF expansion cube and its corresponding concerns are: X-axis extension focuses on the division of responsibilities in the application, such as data types, the division of transaction execution types: Y-axis expansion focuses on vertical data and service cloning, that is

"Add machine to solve the problem"; Z-axis scaling focuses on prioritizing services and data, such as geographies. Single selection

Options:

A.

TRUE

B.

FALSE

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Questions 45

A company needs to use hadoop for data analysis and processing, with an initial data volume of about 30PB and an average increase of 10PB per year in the next two years, using MRS/D The I+OBS memory and computing separation architecture realizes flexible computing and storage separation and expansion capabilities, which can take into account scalability and single selection

Options:

A.

TRUE

B.

FALSE

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Questions 46

A large chain supermarket requests the source of goods from different suppliers in different stores, and the express company needs to place an order, and its system adopts ESB

The SOA architecture of the bus, which of the following are the functions of the ESB bus in the system? Multiple selection

Options:

A.

Complete the miscellaneous transfer ant mapping

B.

Implement protocol conversion between different modules

C.

Monitor the status of all microservices in the system

D.

Monitor the message communication between different system modules

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Questions 47

Natural language processing (Natural Language Processing, abbreviated as NLP) is a technology based on artificial intelligence, for all types of enterprises and developers. The cloud service for image Chinese analysis and mining is designed to help users efficiently process the text in the image, and is often used in scenarios such as intelligent question answering systems, text analysis, content recommendation, and translation. |

Options:

A.

TRUE

B.

FALSE

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Questions 48

HUAWEI CLOUD CLOUD CONTAINERCE is a container service deployed based on the open source KUbernetes platform. and with commercial enhancements Special features, which of the following is not its enhancement feature?

Options:

A.

The node pool supports hybrid clusters of virtual machines and BMSs

B.

The control plane master node HA is highly available

C.

with Aut. Scaling is used in combination to achieve larger cluster unisexual stretching

D.

D. Support the answer to the image construction method of Source2image

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Questions 49

You can activate ROMA C O NNE C T on HUAWEI CLOUD and use the service to integrate API C, if the ROMA Connect instance does not have an EIP bound to it, the user cannot call A and PI.

Options:

A.

TRUE

B.

FALSE

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Questions 50

A company uses an encryption software that requires security authentication with a dongle Ukey before it can be used normally, and now the company is undergoing cloudification reform and needs to deploy cloud-friendly services to HUAWEI CLOUD

Options:

A.

B. After comprehensively evaluating the cost and benefits of the software to the cloud decide to use another model with the same function, but does not rely on Ukey certification software to replace the software and spread it to the cloud

B.

C. Express Ukey to the public cloud vendor , and the public cloud vendor will plug the Ukey into the physical server and directly use it for the customer's virtual machine

C.

D. Use HUAWEI CLOUD AppGallery's "Ukey USB Dongle Migration to the Cloud" software to implement the cloudification answer of the software

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Questions 51

The telemarketing channel system of an insurance has completed the cloud-native containerization transformation, and the channel front-end system has completed the stateless transformation—item? (Single).

Options:

A.

B. The channel front-end container is deployed across AZ, and the business POD anti-affinity is set through CCE

B.

C. Single AZ deployment on the front-end of the channel, set the anti-affinity of the host

C.

D. Cross-region mirroring using the IMS image management service to achieve service disaster recovery

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Questions 52

In the verification and acceptance stage of application cloud services, which of the following tasks is the responsibility of the customer and HUAWEI CLOUD needs to cooperate with the verification? Single).

Options:

A.

Verify that the data is available

B.

Ensure that HUAWEI CLOUD service systems and databases are normal

C.

Map to the test environment as required

D.

D. Ensure that the link between the test environment and HUAWEI CLOUD service system is normal

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Questions 53

Agile development is a human-centered. iterative, step-by-step development method. In agile development, the construction of a software project is divided into sub-projects, and the results of each sub-project are tested. integrated and operational. Radio

Options:

A.

TRUE

B.

FALSE

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Questions 54

Which of the following is wrong about the description of the government cloud construction mode? Radio

Options:

A.

Government direct investment in construction and operation, government procurement of services

B.

Government investment or construction of co-located enterprises, coffee purchase services

C.

D. Sole proprietorship of operating enterprises, government purchase of services

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Questions 55

Cloud Monitor CES supports monitoring ECS through the Agent plug-in Description of the status of the piece, which one is wrong? Single selection

Options:

A.

Fault status: When the server does not receive the plug-in dagger for 1 minute, the plug-in status is displayed as "fault"

B.

B. Stopped state, it may be that the agent was manually stopped

C.

The status of not starting may be that the agent is not installed in the ECS or the agent is manually stopped

D.

The configuration is abnormal, which may be the default NIC security group rule of the ECS is caused by a configuration error

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Questions 56

An Internet enterprise plans to switch one of its core underlying database platforms from Oracle to Postgre SQL is currently known to have 20+ users in the Oracle database, involving many upper-level applications, Therefore, customers want to minimize the modification of upper-layer application code, which of the following solutions is unreasonable? Single selection

Options:

A.

Custom implementation of Oracl in Po stgresqle A system function with the same name that keeps the function of calling system functions in the migrated stored procedure unchanged

B.

B. Migrate the schema with the same name of the user in the Oracle database to f in PostgreSQL independent databases

Since PostgreSQL does not support PACKAGE objects, you can use OraclPACKAGE in e Objects are split into separate stored procedures and functions

C.

D. Migrate the schema with the same name of the user in the Oracle database to the schema under the specified database in PostgreSQL

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Questions 57

Which of the following errors is the following description of the pods in a HUAWEI CLOUD CCE cluster? Single selection

Options:

A.

The pod corresponds to a container instance

B.

Share the same f network namespace, IP address, port space and volume with the container in the f pod

C.

Pod is the smallest deployment unit that Kubernetes can create, schedule, and manage

D.

Pods are scheduled to node nodes and remain on this node until they are destroyed

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Questions 58

A game company usually analyzes and breaks through the bottleneck of the industry through log analysis. For example, improve player retention in the novice perioD. optimize operational activities to increase player activity, and data-driven product iteration. However, log analysis is usually scheduled on a periodic basis. There are a large number of idle periods between each schedule, resulting in resources often sitting idle. To solve this problem, we plan to use HUAWEI CLOUD Data Lake to explore the problem of idle resources Single selection

Options:

A.

B. It can analyze multiple data sources on the cloud and build a unified view of the enterprise

B.

Pay-as-you-go billing is charged only during use, and the cost is reduced by more than 50% compared with the exclusive cluster

C.

D. Estimate and automatically scale computing resources based on service load

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Questions 59

What is wrong with the following description of Doke?

Options:

A.

The Docke image contains the packaged application and the environment it depends on

B.

B. You can package the image through the docker save command

C.

C. You can build container images through the docker build command

D.

D. Container images are a series of hierarchical read-only files managed by storage-driven technology when container images run as containers

A writable layer is added to the top layer of the image

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Questions 60

HUAWEI CLOUD provides financial zones, resource exclusivity, and full-stack exclusivity solutions for the insurance industry to migrate to the cloud which of the following solutions has the highest cost when using the same cloud service and the same usage? Single selection).

Options:

A.

Full-stack exclusive

B.

Protection zone

C.

Financial zone

D.

D. Resource exclusive

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Questions 61

In the HUAWEI CLOUD game containerized deployment solution, we recommend that the container image be stored in the DockerHub service to efficiently call the image.

Options:

A.

TRUE

B.

FALSE

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Questions 62

In the smart logistics scenario, relying on the MDS big data analysis platform, it can realize the intelligent management of all aspects of logistics, improve the efficiency of business operations, and greatly reduce costs

Options:

A.

MapReduce, Storm

B.

Spark,Hbase

C.

MapReduce, Hive

D.

Spark, Storm

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Questions 63

Under the auction billing mode, users can purchase and use ECSs at discounted prices, but the system will automatically release ECS resources when inventory resources are insufficient or market prices rise. Which of the following business types is not suitable for Spot instance strategies?

Options:

A.

Image rendering

B.

Ten calculations for criticism

C.

Enterprise applications

D.

D. Stateless web service

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Questions 64

To use Data Access Service (DSS) on HUAWEI CLOUD you must configure data dump to OBS, MapReduce KRS, and Data Lake Explorer Data warehouse service DVS or table storage service CooudT able, because DiSitself only has the ability to access data, and cannot store user data.

Options:

A.

TRUE

B.

FALSE

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Questions 65

The unique advantages of HUAWEI CLOUD DynaSky architecture enable users to obtain a consistent experience with the central cloud in the intelligent edge small station IES, so that the network, operating environment, and management system are consistent with the edge cloud VPC is deployed across the center and edge, facilitating service and data collaboration in multiple scenarios. The following description of the intelligent edge small station IES, which one is wrong?

Options:

A.

It can realize one development, one release, and whole network deployment

B.

Use the latest cloud services of on-demand. online, and rapid provisioning or synchronization of central clouds to meet the requirements of enterprise core business for cloud service innovation capabilities

C.

IES is managed and operated by the customer, including delivery, installation, maintenance and upgrading

D.

D. Edge cloud distributed network, seamless connection between enterprises and central cloud intranet

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Questions 66

A company plans to migrate to the cloud and now needs to migrate its offline business to the cloud and after investigation, it sorted out two solutions, SMS migration through the host machine migration service, and migration through image import. The following comparative analysis of the two methods, which one is correct? Single selection

Options:

A.

The image import service requires payment, while the SMS host migration service is free

B.

SMS Host Migration Service can import encrypted files to the cloud but the image import method cannot process encrypted files

C.

D. The image import method requires installing Agent in the OS in advance, while the SMS Host Migration Service does not need to install the

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Questions 67

HUAWEI CLOUD AUDIT SERVICE C T S is a professional log audit service in the cloud security solution that collects, stores, and queries various cloud resource operation records

Options:

A.

Security analysis

B.

Compliance audit

C.

Problem location

D.

D. Intelligence collection

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Questions 68

In order to facilitate the rapid iteration of game container images, which of the following technical capabilities is recommended for companies to build? (Single selection)

Options:

A.

Build game microservice traffic governance capabilities.

B.

Build LSTIA-based fusing current limiting capability.

C.

D. Build a container image pipeline.

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Questions 69

An enterprise has deployed a web application offline and plans to migrate the web application to HUAWEI CLOUD along with its adapted middleware and incremental data The following describes the application migration operation, which is the most suitable item? Single selection

Options:

A.

Web applications with incremental data are not recommended for migration

B.

According to the actual scenario of the customer, if the customer application configuration is complex and the data volume is small, it is recommended to use the overall host migration solution, if the application configuration is simple, you can choose to redeploy

C.

Web class applications are often complex network configurations and are not recommended for migration

D.

D. The difficulty of migrating web applications is low, so it is recommended to migrate the host directly

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Questions 70

DynaSky smart card (including intelligent network, storage, security and other chips) deep collaboration, in order to achieve ultra-high performance release, and the construction of security iron wall, which of the following functions is not supported to enhance and uninstall?

Options:

A.

Security

B.

B. Network

C.

Orchestration

D.

D. Storage

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Questions 71

When deploying services on HUAWEI CLOUD you often need to consider how to select the appropriate resources, which of the following is not a factor to consider when choosing an elastic cloud server? Single selection

Options:

A.

Format of data transmission

B.

Resource consumption

C.

Business scenario

D.

D. Cost control

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Questions 72

Most domestic enterprises prefer microservice architecture at the current stage of cloud architecture selection for enterprise applications, which of the following items are the advantages of microservice architecture? Multiple selection

Options:

A.

Independent incubation mode

B.

Open source architecture, multi-source technology

C.

Service module with clear boundaries

D.

D. Ecological closed source, system stability

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Questions 73

When you use HUAWEI CLOUD OBJECT STORAGE MIGRATION SERVICE OMS to migrate data, the migration is listed in lexicographical order by default with the selected prefix. Whether the new data can be migrated successfully during the migration process It depends on whether the migration task has completed the list of relevant river turns when it is added.

Options:

A.

TRUE

B.

FALSE

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Questions 74

When you use HUAWEI CLOUD LOG SERVICE LTS, logs that have exceeded the storage period are automatically deleted. but you can dump log data to an OBS bucket for long-term storage on demand. By default, the LTS service stores log data for users? Single selection

Options:

A.

7 sky

B.

1 hour

C.

30 days

D.

1 day

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Questions 75

In the era of big data, data is the core asset of users. Huawei Public Cloud will continue to uphold what it has made to society over the years

The promise of "not touching the application, not touching the data" ensures the security of users' core assets. To secure data in the data warehouse service Gaus D B (DWS), Which of the following are the correct options? Multiple selection

Options:

A.

Gauss D B (DWS) FLAP in the anti-exclusive container environment, not shared with the old lizards, physically isolates the possibility of data being leaked due to shared computing resources

B.

GaussDB (DWS)The user's business data is directly stored in the cloud host of the cluster, and the cloud host pair of the cluster GaussDB(DWS)The user itself is not visible, and only provides users with data warehouse access services, users, and public cloud operation and maintenanceNone of the administrators can log inGaussDB (DWS)Perform operations on the cluster ECS

C.

GausDB (DWS) network is divided into business plane and management plane, The two planes are physically isolated to ensure the security of services and management networks

The backup data of GaussDB (DWS) is stored on OBS in the form of snapshots, GaussDB (D WS).

Data is used only for backup and recovery of data and cannot be accessed by any outside user, including GaussDB (DWS) users themselves

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Questions 76

Technological development promotes the process of enterprise cloudification, infrastructure as the foundation of IT in the process of cloudification continues to face technological changes, the following description of infrastructure capabilities at different stages, which is correct? (Single).

Options:

A.

Physical deployment of traditional IT infrastructure in the stand-alone stage, multi-team parallel collaboration, and high resource utilization

B.

The cloudification stage uses automation and self-service to achieve unmanned operation of the whole process and achieve zero operating costs.

C.

C. In the resource integration stage, virtualized resources are integrated into resource pools through the management platform, and the resource system. Management

D.

D. The machine stage uses virtualization technology to achieve large-scale resource integration, and the elastic scaling of data center resources

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Questions 77

When you use the HUAWEI CLOUD OBJECT STORAGE MIGRATION SERVICE (OMS) service for data migration, you can synchronize and delete the destination bucket object when the deleted object on the source end.

Options:

A.

TRUE

B.

FALSE

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Questions 78

An enterprise uses the DDD domain-driven design model to divide microservices, and identifies the bounded context by adding commands and generated actions to domain events Single selection

Options:

A.

four-color archetypal method

B.

event storm method

C.

establishment system—language

D.

D. Business Sea Presentation Analysis

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Questions 79

A user's website is deployed on HUAWEI CLOUD and uses the Internet ELB as the load balancer. Multiple ECS instances in an ELB backend server group are configured with the same weight, but the actual ECS instance load is different. Which of the following is the most likely cause? Single selection

Options:

A.

The ECS instance is different in Region and the network latency is different B. Obtain the real IP address is enabled Features

B.

The session persistence function is enabled

C.

D. The website has enabled HTTPS function

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Questions 80

When using HUAWEI CLOUD Data Express Service DES, which of the following errors is the following about the difference between the T eleport mode and the disk mode?

Options:

A.

Teleport equipment uses military-grade chassis, GPS tracking, limited area unlocking, encrypted uploaD. deduplication compression, and guarantee number According to transportation and transmission security

B.

Teleport mode: You can select Teleport devices with high I/O performance provided by Huawei data centers as migration mediators Quality

C.

Teleport mode tickets generate signature files, while disk mode tickets do not generate signature file

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Questions 81

With the rapid growth of user access, when the system database has a performance bottleneck, you can do read and write separation, according to the AKF expansion cube method. this practice is based on which of the following expansion ideas?

Options:

A.

X axis

B.

Y axis

C.

Z axis

D.

D. Split answers based on different businesses

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Questions 82

If you plan to monitor and alarm the service system deployed on HUAWEI CLOUD, you need to send an email and SMS to notify you of the alarm Single).

Options:

A.

CES

B.

CTS

C.

SMN

D.

LlS

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Questions 83

In the BMS service + object storage OBS service separation solution, it not only means the decoupling of resources, but also the decoupling of software, which can support stand-alone maintenance, installation, deployment, and upgrades.

Options:

A.

TRUE

B.

FALSE

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Questions 84

An insurance company's website is deployed on HUAWEI CLOUD and uses RDS for MySQL stand-alone instances, and recently found that service access is slow, and the CPU usage of database nodes is often as high as 90% through monitoring, and most of the visits are query operations? Single selection

Options:

A.

Create a read-only instance and use the read-only instance to reduce the pressure of database read requests

B.

C. Improve the CPU and memory specifications of the DB instance

C.

D. Change the DB instance from a stand-alone instance to a primary/standby instance

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Questions 85

IN THE MIGRATION DELIVERY PROJECT, THE CORRECT PROJECT PROCESS IS INFORMATION RESEARCH, RUNBOOK PRODUCTION, MIGRATION IMPLEMENTATION, AND CUTOVER AND LAUNCH.

Options:

A.

TRUE

B.

FALSE

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Questions 86

The operation team of its e-commerce company intends to collect the source IP addresses of customers for statistical analysis, but after the service is connected to Anti-DDoS Pro, the traffic forwarded by Anti-DDoS Pro is the real source after it is forwarded to the server The IP will be hidden. As the technical leader of the company, which of the following methods can be taken to solve the problem? Single selection

Options:

A.

through the CTS service, obtain the source IP

B.

through the AOM service, and install the Anti-DDoS Pro TOA plug-in

C.

D. Obtain the source IP through the HSS service

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Questions 87

In the disaster recovery solution of two regions and three centers on the cloud 100% of user traffic is diverted to the production center under normal hours, and when the production site fails, the database of the backup disaster recovery site is switched to the main database state. Then modify DNS authority to 0% for the production site and 100% for the disaster recovery site. (Judgment).

Options:

A.

TRUE

B.

FALSE

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Questions 88

The cloud infrastructure based on the DynaSky architecture realizes a consistent experience and ecosystem in all scenarios, providing customers with the best computing power, extreme efficiency, and stable and reliable cloud For a better experience, Engineer A wants to switch the business running on XEN or KVM instances to the DynaSky architecture, which are the correct ones in the following description Multiple selection

Options:

A.

Because they are HUAWEI CLOUD they only change the instance, so there is no need to update the driver

B.

When changing the instance, ECS specifications (such as CPU or memory) cannot be made smaller.

C XEN instances are directly converted to DynaSky instances

C.

D.You can change the KVM instance to a DynaSky instance

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Questions 89

Bob uses UGO to migrate the database structure on HUAWEI CLOUD which of the following is correct? Multiple selection

Options:

A.

If the object that succeeds in the syntax conversion stage fails during the migration verification, you can check the user permissions of the target database and the existence of dependent objects of the failed object

B.

In the conversion configuration, when modifying the tablespace configuration, select Do not annotate the tablespace, and the tablespace configuration of the table creation statement in the destination database is consistent with that of the source database

C.

D. When creating an evaluation task, use the SYS user of ORACLE to ensure that UGO has access to the database and obtains data

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Questions 90

Which of the following is not a test scenario for enterprise stress testing? (Single)

Options:

A.

Multi-transaction hybrid test

B.

Single-transaction incremental performance mapping

C.

Parallel transaction test

D.

D. Full-link stress test

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Questions 91

An insurance company plans to migrate its services from its on-premises data center to HUAWEI CLOUD and deploy services through the cross-AZ primary/standby disaster recovery solution, and can plan disaster recovery from the host, data, storage, and virtual machine layers when designing disaster recovery at the application level.

Options:

A.

TRUE

B.

FALSE

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Questions 92

If you use an encrypted image to create an ECS, the encryption function is enabled by default on the system disk and snapshot creation is not supported. A. TRUE

B. FALSE

Options:

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Questions 93

If a user uses HUAWEI CLOUD OMS to migrate object storage, if a migration object with the same name as the source instance exists, which of the following occurs? What scenarios will data overwrite occur? Multiple selection

Options:

A.

The encryption status of the source/destination object is not caused by

B.

The size of the source/destination object is not

C.

The same MD5 value exists in the metadata of the source/destination side

D.

The last modification time of the destination object is later than the last modification time of the source object

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Questions 94

Which of the following components can be used to provide storage for massive amounts of LoT data while providing the ability to query in real time?

Options:

A.

Hive

B.

iKafka

C.

Hbase

D.

HDFS

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Questions 95

As a distributed large-scale resource scheduling system at the bottom of the cloud HUAWEI CLOUD Qingtian Smart Cloud Brain includes the following core subsystems: data collection and docking subsystem, data storage and service subsystem, data analysis and modeling subsystem, resource pool management subsystem, and service innovation subsystem.

Options:

A.

True

B.

False

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Questions 96

HUAWEI CLOUD provides multiple disaster recovery capabilities and selects the optimal disaster recovery solution for customer’s Multiple selection

Options:

A.

Cold standby disaster recovery: A relatively economical database disaster recovery solution, when the local database fails, there is still a data database available on the cloud

B.

Application active-active, when the main and standby web and application server are running normally and providing services to the outside world. Since the disaster recovery site is always running, the reliability of disaster recovery is high

C.

Database disaster recovery: For the economical application-level disaster recovery solution, the application virtual machine on the disaster recovery side is not started. Effectively reduce disaster recovery costs and implement automatic disaster recovery management (switchover, drills) through third-party tools

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Questions 97

An insurance company's business system is currently under pressure to query a large number of queries, and to solve this problem, Gauss DB (forMySQ) is adopted L) read/write splitting function. Currently, there are four primary nodes and four read-only nodes: Under the system's default read weight allocation rules, the default weight of read-only instances is 400. Judgment

Options:

A.

True

B.

False

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Questions 98

DRS in full data synchronization, will be a large number of tables sharded multi-thread concurrent synchronization to improve efficiency, under normal circumstances the table will be sharded according to the primary key, and the default shards each shard 520000, once Bob found during data synchronization, there is a large table with a primary key T1 was divided into many shards, However, some shards have more than 5200 entries , and some shards have less than 520000 shards, which of the following options is the possible reason?

Options:

A.

There is an error in DRS data sharding

B.

B. The table is divided according to 520000 pieces, and the number of remaining articles may be less than 520000 in the last shard, so there will be a shortage

A shard of 520,000 exists

C.

DRS may have more than 520,000 shards for all tables with primary keys

D.

T1 The primary key of the table is a joint primary key

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Questions 99

Which of the following scenarios is applicable to GES? Multiple selection

Options:

A.

The pursuit of personnel can easily find the relationship between multiple people, and find missing people through clues, etc.

B.

Knowledge combing, through analysis and calculation on the graph, merge similar ontology, and carry out knowledge elimination

C.

Abnormal behavior analysis, through user behavior, companion relationship, account/IP login information, etc., abnormal behavior analysis, reduce fraud losses

D.

D. Real-time analysis of road conditions, real-time monitoring of road traffic flow information, dynamic reflection of congestion in each lane, and identification of vehicle genitives Asah

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Questions 100

The data set of ModelArts and the data corresponding to the data storage location are stored in OBS.

Options:

A.

True

B.

False

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Questions 101

Some industries need to meet the national equal protection requirements due to business attributes and business particularities, such as: communications, finance, medical care, education, Internet, games and other industries. Which of the following HUAWEI CLOUD services can meet the Level 3 security requirements? Multiple selection

Options:

A.

Enterprise host security HSS

B.

Database audit

C.

Bastion host

D.

Cloud container bow Qing CCE

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Questions 102

HUAWEI CLOUD MapReduce Service MRS provides real-time distributed computing racks for analysis and calculation of massive real-time data streams, and in the elevator networking industry, smart elevator data can be uploaded to the MRS streaming cluster in real time for real-time monitoring. The system needs to support access from starfish data sources and collect data in real time. Which of the following components do you need to include when planning the MRS cluster? Multiple selection

Options:

A.

Hue

B.

Hive

C.

Kafka

D.

Flume

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Questions 103

An enterprise deployed an application system on HUAWEI CLOUD and adopted the HUAWEI CLOUD container engine CCE services, while adopting applicationsO&M management servicesAOM Realize monitoring and operation and maintenance of cloud applications. One day, the operation and maintenance personnel of the enterprise found out AOM The work of the pageThe status of the load shows abnormal, but on CCE Page looks at the workload is normal. The following is about the issues that arisea description of the cause, which items are correct?Multiple selection

Options:

A.

The application of the rule is stopped

B.

ICAgent 的版本过低

C.

The time of the workload node is out of sync with the actual

D.

D. The log quota is full

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Questions 104

When you use HUAWEI CLOUD SMS to migrate wind ows hosts, you use the block of the file system as the basic unit Migration only the valid block data is migrated to the destination server, thereby improving the migration efficiency. Judgment

Options:

A.

True

B.

False

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Questions 105

HUAWEI CLOUD D AVCOUD supports users in planning and design and agile project management, which of the following agile models it adopts? Multiple selection

Options:

A.

Epic

B.

Task

C.

Story/Bug

D.

Feature

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Questions 106

The following describes the security measures of HUAWEI CLOUD DATA SERVICE DRS and which are correct? Multiple selection

Options:

A.

B. Use security groups to ensure that the access source is trusted

B.

C. Encrypt sensitive and private data and save it to the database

C.

Manage authority control of data service DRS through the unified identity authentication service IAM.

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Questions 107

Microservice design is often gradual, gradually improving the functional modules of microservices, so the design of microservices needs to consider high reliability, scalability and high availability. The following describes the design of microservices, which are correct? Multiple selection

Options:

A.

Service Center^-based service registration and dynamic discovery capabilities can improve high reliability

B.

B. Based on Ri b bon can improve availability

C.

Dynamically adjusting the number of microservice instances through auto scaling can improve scalability

D.

D. Forwarding requests between microservices through routing gateways can improve high availability

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Questions 108

Which of the following are pain points in game analytics?

Options:

A.

Computing resources are idle, and resources are wasted

B.

Access is complex and joint query of multiple data sources is difficult

C.

Through data analysis, game placement can be guided and product experience can be improved

D.

D. Different roles in different departments are only allowed to see data with corresponding permissions

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Questions 109

Huawei's unified architecture of the Government Big Data Center supports massive data analysis scenarios and analysis and processing of multiple data sources

Options:

A.

It is suitable for real-time execution; the job execution time is tens of minutes to hours

B.

and millisecond-level OLAP query is supported

C.

D. Support visual import and export tool Loader, export data to DWS, complete BI analysis

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Questions 110

Options:

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Questions 111

R O MA C O NNECT supports direct storage and analysis of data reported by storage devices, and also supports users to configure through the rule engine Set device data forwarding rules to forward data reported by the device to other cloud services for storage or analysis and processing for business applications. Judgment

Options:

A.

True

B.

False

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Questions 112

Which of the following network access interfaces does Cloud Container Engine CCE provide? ( Many)

Options:

A.

Cluster lP

B.

Kubect1 Command Line

C.

Load Balancer

D.

CCIX

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Questions 113

A node pool is a group of nodes in a cluster with the same configuration, and the f-node pool contains one node or nodes. What are the correct items in the following description of node pools?

Options:

A.

When the node resources required by the cluster fluctuate little, dynamic operation and maintenance through the dynamic elastic scaling capability of node pools is used to improve operation and maintenance efficiency and reduce operating costs

B.

The cluster needs to frequently expand and shrink the nodes, and the M node pool can reduce the operation cost

C.

D. There are many heterogeneous nodes in the cluster (different model configurations), and node group management can be standardized through node pools

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Questions 114

In the construction of the government cloud platform, with the help of the big data platform to provide public data for third parties to use, and develop big data applications that are conducive to people's livelihood services and economic development, which of the following options belong to the application scenarios of government affairs big data? Multiple selection

Options:

A.

Data retrieval

B.

Offline processing

C.

Unified analysis

D.

Intelligent decision-making

E.

Real-time risk control

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Questions 115

If an enterprise has deployed services in Alibaba Cloud and plans to migrate IT services to HUAWEI CLOUD in the near future, what are the errors in describing the following service migration scenarios? Multiple selection

Options:

A.

B. For applications deployed on VMs, you can use SMS Host Migration Service to migrate OS and data disks to HUAWEI CLOUD C and Re is Cloud Service enables you to use DCS data migration to synchronize data to HUAWEI CLOUD in an online synchronization manner Note

B.

When synchronizing, the source side should reserve enough memory space to prevent the risk of data eviction

C.

D. When you use OMS to migrate object storage data, you can configure a migration task to synchronize incremental data to HUAWEI CLOUD in a timely manner

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Questions 116

HUAWEI CLOUD CDN acceleration technology relies on DNS services, which of the following are the commonly used DNS DNS records? Multiple selection

Options:

A.

PTR record

B.

AAAA record

C.

A record

D.

MX Record

E.

CNAME Record

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Questions 117

An enterprise uses ECS to deploy its own database engine. The database engine requires multiple ECS instances to form a cluster, and the engine takes data on all instances to avoid node corruption and data loss. Holding data in the file system requires extremely high throughput and very low latency. In this scenario, you can select () storage scheme to implement it. Fill in the blanks

Options:

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Questions 118

MERP SaaS enterprises are preparing to build a SaaS service platform based on HUAWEI CLOUD The business platform is based on MySQL8 0 Development, storage of customers' core financial data. The main problems encountered in the process of building the platform are: 1 For large manufacturing companies, the data volume is relatively large and far exceeds the optimal capacity of a single MySQL

(500GB) Reaching more than 10TB, resulting in slow system operation and even affecting the normal billing of customers; 2. The business logic of ERP is complex, there are many associations, and it is difficult to split the database vertically and horizontally through transformation. 3. There are a large number of complex report query statistics requirements during the month-end account period. As a database architect, which of the following recommendations for databases is most reasonable and effective? Multiple selection

Options:

A.

B. Based on HUAWEI CLOUD database GAUSSDB (FOR MYSQ L). Build via Gauss DB (for MySQL). The sub-table of the powder library solves the problem of enterprise big data volume, which is non-invasive to business SQL, and can greatly improve the performance of statistical SQL for complex report queries

B.

Built based on HUAWEI CLOUD DATABASE GAUSSDB (FOR MYSQ L) Database parallelism and NDP technology can greatly improve the SQL performance of complex report queries for the month-end period

C.

D. Use HUAWEI CLOUD RDS for MySQL stand-alone instances to improve performance

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Questions 119

The website provides video-on-demand services. Use ECS+EVS to build services. Storing videos in servers at different offices across the country can reduce storage costs while ensuring the speed of access for their customers. Judgment

Options:

A.

True

B.

False

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Questions 120

HDFS as a distributed file system has many use scenarios, the following description of HDFS usage scenarios, which are the correct items? Multiple selection

Options:

A.

Support concurrent writing

B.

Do not support random modification of files

C.

HDFS will cut large files

D.

HDFS is not suitable for storing a large number of small files

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Questions 121

A large enterprise is planning to migrate its entire internal business system to HUAWEI CLOUD to save overall data IT Procurement costs and operational costs. In terms of security, the company made two requirements:1, Because the administrator often travels, it needs to be supported Hold on to a long distance

The security operation and maintenance of the process;2Multiple subsystems are used independently by different departments, and network isolation between subsystems is required; The following is depicted Describe what can meet the company's needs? Multiple selection

Options:

A.

Create multiple ECS instances under a VPC to install subsystems used by different departments, and assign only private IP addresses to all ECS instances and put them into unique security groups

B.

Establish a separate bastion host for remote login and O&M, and authorize the bastion host to access other subsystems ECS 实例

C.

C. Use the security group feature in VPC to put ECS instances running different subsystems into dedicated security groups

D.

D. When the VPN tunnel service is enabled the administrator uses VPN encrypted communication during operation and maintenance

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Questions 122

The following description of BMS for bare metal services, what are the errors? Multiple selection

Options:

A.

BMS is a bare metal server Therefore, you cannot install the Agent plug-in for service monitoring

B.

Supports mounting shared disks and SCSI cloud hard disks

C.

D. Although it is a physical server resource, it does not support out-of-band management, and HUAWEI CLOUD manages bare metal server resources

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Questions 123

In order to prevent unauthorized users from accessing and downloading too many resources by OBS, we recommend which of the following E's for resource access control??

Options:

A.

B. Configure CDN access control

B.

C. Configure OBS permission control

C.

D. Configure ELB listener access policy

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Questions 124

HUAWEI CLOUD RDS service (RDS) refers to the synchronization of data from one data source to other databases between different systems, ensuring the accuracy of data , and realizing real-time flow of key business data.

Options:

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Questions 125

The Spark framework and the MapReduce framework are both distributed computing frameworks in Hadoop clusters, the following describes the difference between the two frameworks, which are the correct items? (Many)

Options:

A.

The calculation iteration process done by Spark mainly relies on memory, and intermediate data is placed in memory, which has high computing efficiency

B.

MapReduce algorithms are diverse and support the combined application of multiple algorithms

C.

Spark operations are rich in types and support a variety of data conversion operations

D.

MapReduce Every iteration of the calculation needs to put the data on disk, and the next iteration must be read from the disk, which is inefficient

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Questions 126

HUAWEI CLOUD Data Lake Exploration Service DL1 applies to which of the following scenarios is it applicable?

Options:

A.

Operators need to do ETL processing on massive and various types of data to provide distributed data sets for distributed batch computing C. Traditional car companies need to collect and analyze daily vehicle index data (battery, engine tire pressure, airbag and other health status) to timely feedback maintenance suggestions to vehicle owners ;

Build a connected vehicle cloud platform and vehicle-machine O S, connect

B.

Internet applications with vehicle scenarios, and complete the digital service transformation of traditional car enterprises, thereby providing car owners with a better intelligent travel experience, increasing the competitiveness of car companies, and promoting sales growth

C.

The operation department of the game company needs to obtain new players, active players, retention rate, churn rate, payment rate, etc. in a timely manner, and understand the current status of the game and subsequent response measures

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Questions 127

What capabilities of HUAWEI CLOUD Big Data can help game enterprises perform operational analysis? Multi-select

Options:

A.

realize multi-dimensional analysis of game users through DLI service, and tap potential value

B.

Collect, analyze and process gamer behavior through DIS Flume

C.

MRS Flink implements the cleaning and processing of behavioral data

D.

D. Realize user label information storage and query answer through C l o udTable

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Questions 128

The edge zone where the intelligent edge small station IES is located and the common availability zone of the central cloud are connected through the edge gateway, sharing the same virtual private cloud VPC and intelligent edge small station IES The collected data is directly trained locally, and the trained data model is uploaded to the central cloud for network-wide deployment or application. Judgment

Options:

A.

True

B.

False

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Questions 129

An enterprise plans to deploy services to HUAWEI CLOUD However, due to the sensitivity and importance of its business, data needs to be physically isolated. To achieve physical isolation of stored data and protect services to a greater extent, you can recommend that enterprises use HUAWEI CLOUD services.

Options:

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Questions 130

When migrating applications to the cloud there are many factors that affect the migration efficiency. When using an online migration solution, the most important factors affecting migration efficiency include migration network bandwidth and network quality, the performance of source and destination hosts, the time period during which the migration work is carried out, the types of migration services, the types of migration databases, and migration tools. Judgment

Options:

A.

True

B.

False

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Questions 131

A large express delivery company plans to migrate its existing business systems to HUAWEI CLOUD Its business system is mainly used to carry high-end logisticsServices, included 100+Sleeve system. Since each subsystem needs to dock external requirements and iterate the system version, the entire business system has encountered many docking requirements, development confusion and large consumption. As the architect of the company, to: The following are the right solutions to help companies improve their researchHair efficiency?

A use AOM/APM/LTS/CES Service to implement full-link monitoring and O&M, including daily inspection and slowness SQL analyse

JVM monitoring, link topology, large-screen monitoring, real-time alarms, etc

B. Migrate to the cloud while performing microservice transformation, use CCEB+ASM to deploy subsystems to achieve rapid deployment and elastic scaling, and use ASW service mesh for grayscale release, dynamic routing, and service circuit breaker

C. Use DVCLOUD and CCE to refactor development and deployment Hancheng, compile and build projects on the cloud and integrate automation through Heline Test and automate deployment

D. Use enterprise projects to associate each subsystem in IAM, realize settlement by project, create their own user groups, distinguish between test and production environments, project managers and developers, and do fine-grained permission control

Options:

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Questions 132

High-performance computing, big data and other services provide excellent computing performance and data security. Which of the following features of BMSs are considered to be safe and reliable? Multiple selection

Options:

A.

DynaSky architecture-based BMSs support cloud disks as system disks and data disks, and support hard disk backup and recovery capabilities

B.

B. Support heterogeneous computing and AI applications

C.

C. Based on DynaSky Accelerator hardware, cloud disks can be quickly issued as system disks

D.

Support docking exclusive storage to meet the business security and reliability requirements of enterprise data security and supervision

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Questions 133

When you use CDM, you can use NAT gateway service to reduce costs and enable CDM clusters to share the EIP with other ECS instances in the subnet IP migrates data over the Internet on on-premises data centers or third-party clouds. Judgment

Options:

A.

True

B.

False

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Questions 134

The following description of the basic objects in Kubernetes, which are correct? Multiple selection

Options:

A.

Job: Used to control the object of the batch task

B.

Pod: The smallest deployment unit

C.

that can be created scheduled and managed Service: Defines a logical collection of pods and policies

D.

D that access the collection employment: An object used to manage tasteful applications

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Questions 135

Latency, throughput, concurrency, account permissions, SLAs, and IOPS are important factors that need to be paid attention to in the design of cloud application performance. Judgment

Options:

A.

True

B.

False

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Questions 136

A is an IT architect of a company, and the department manager intends to cloud part of the business system and meet the three-level security requirements of equal protection, and asks A to give an overall security scheme design for the business to the cloud Regarding the design principles of cloud security architecture, which of the following aspects should A consider? Multiple selection

Options:

A.

The cloud service provider has obtained the three-level certification of equal protection, and the business naturally meets the principle of

B.

in-depth protection after the business is migrated to the cloud

C.

Principle of least attack surface

D.

Principle of minimal permissions

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Questions 137

The Kubernetes replica controller ReplicaSet is very powerful and can support common update, scale-up, and scale-in operations. Judgment

Options:

A.

True

B.

False

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Questions 138

HUAWEI CLOUD CDN-full-site acceleration integrates dynamic and static acceleration, so that when a user requests resources, static content is obtained from the nearest edge node, and dynamic content is intelligently routed back to the origin through dynamic acceleration. Judgment

Options:

A.

True

B.

False

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Questions 139

Object Storage Service OBS uses the distributed data fault tolerance technology Erasure code (EC) to ensure high data reliability and data security. The following description of EC technology, what is wrong? Multiple selection

Options:

A.

The data will be redundantly shared. and the sharded data will be stored on different servers, and the number of faults is less than the number of redundant, which will not affect the normal operation of the service

B.

Compared with the 3-copy mechanism, the EC algorithm can greatly improve storage utilization

C.

EC is mainly to improve the utilization rate, when the hard disk fails, the data reconstruction speed is similar to the traditional RAID

D.

EC's M+N redundancy mode is the resealing answer to RAID 5 technology

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Questions 140

When considering business migration to the cloud cost is often one of the main factors to consider, compared with using HUAWEI CLOUD Which of the following are the cost factors that enterprises must consider when using their own data centers? Multiple selection

Options:

A.

Cost of using resources on demand

B.

Labor cost of platform maintenance

C.

Virtualization software license fee

D.

D. Computer room air conditioning and refrigeration cost

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Questions 141

A user uses Dvwa software for exploit testing. On the software page, the user enters the following content ">V/INPUUT>V in the input field script>alret(1803) w/script> , the commit appears echoed as shown in the figure. What is correct for the following description of the echo? Multiple selection

Options:

A.

This page explains that an attacker can steal the user's account by inducing customers to execute scripts. B. This page indicates that there is a cross-site scripting attack on the website

B.

This page indicates that there are no cross-site scripting attacks on the website

C.

The page normally echoes the Hell in the page., without any code injection risk Answer: AB

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Questions 142

When you use DRS to migrate an Oracle database from an offline data center to HUAWEI CLOUD RDS, you can select which of the following destinations you can use Database engine for RDS?( Many)

Options:

A.

MySQL

B.

SQL Server

C.

MongoDB

D.

PostgresQL

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Questions 143

Users are using private images Windows server 2012 R2D atacenter 64bit created on an elastic cloud server Host Monitoring Agent is installed but in the management console, the plug-in status of the cloud service is still displayed as "Not Installed". Viewing the logs of client Agent shows that the signing time and server time are quite different, and you can use % of the N T of each ECS P Server is changed to the HUAWEI CLOUD NTP server address to resolve this issue.

Options:

A.

True

B.

False

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Exam Code: H13-831_V.20
Exam Name: HCIE-Cloud Service Solutions Architect (Written) V2.0
Last Update: Dec 3, 2024
Questions: 499

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