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H13-811_V3.0 HCIA-Cloud Service V3.0 Questions and Answers

Questions 4

When two elastic cloud servers in the same VPC cannot communicate with each other or packet loss occurs, Which of the following factors need to be investigated?

Options:

A.

Check network ACL

B.

Check the internal network card information of the elastic cloud server

C.

Check security group rules

D.

Troubleshoot unreachable ports

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Questions 5

What advantages does the gateway play to realize the digital transformation of enterprises?

Options:

A.

Improve system performance

B.

Ensuring the security of information assets

C.

Accelerate business agility

D.

Stimulate application innovation

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Questions 6

Which of the following options is not the difference between cloud disk backup and snapshot?

Options:

A.

Different data storage schemes

B.

Business recovery speed is different

C.

The purpose of use is different

D.

Different disaster tolerance ranges

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Questions 7

Which statement about Anti-DDos traffic cleaning is wrong?

Options:

A.

Provides public IP protection against elastic cloud hosts and load balancing devices

B.

Provide monitoring capability to view a single public network IP,Including current protection status, current protection configuration parameters, traffic conditions from 24 hours ago to the present, 2 hours of abnormal events

C.

Possess Web vulnerability security detection capabilities

D.

Provide configuration and modification for public network IP Anti-DDosAbility to correlate parameters

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Questions 8

users cannot deploy business applications on elastic cloud servers arbitrarily like using traditional servers.

Options:

A.

True

B.

mistake

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Questions 9

After creating a Windows elastic cloud server, In order to remotely connect to the elastic cloud server through RDP, Which of the following ports needs to be opened in the incoming direction of the security group?

Options:

A.

33

B.

80C

C.

3389

D.

53

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Questions 10

When modifying the VPN connection, which of the following parameters can be modified?

Options:

A.

Remote network

B.

VPN connection name

C.

This terminal network

D.

Remote gateway

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Questions 11

After the relational database is successfully created, Cannot replace the database engine, so, Choose carefully when creating a database instance.

A correct

B mistake

Options:

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Questions 12

Which of the following is not a basic concept of elastic load balancing?

Options:

A.

Instance (VM or application container)

B.

Listener

C.

Firewall

D.

LoadBalancer load balancer

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Questions 13

What are the application scenarios of real-time streaming computing service?

Options:

A.

real-time file transfer

B.

Log online analysis

C.

Network traffic monitoring

D.

Online graph calculation

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Questions 14

When creating a scaling configuration, What are the options for configuration templates?

Options:

A.

Use existing cloud server specifications as a template

B.

Use an existing image as a template

C.

Use shared templates

D.

Use new template

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Questions 15

VPC cannot connect to the local data center

Options:

A.

True

B.

mistake

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Questions 16

Which of the following are the execution actions in the scaling strategy?

Options:

A.

Randomly generated

B.

Set as

C.

Increase

D.

Reduce

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Questions 17

Which of the following is wrong about the storage category provided by the object storage service?

Options:

A.

Backup storage

B.

Standard storage

C.

Low-frequency access storage

D.

Archive storage

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Questions 18

When modifying a virtual interface, which of the following parameters can be modified?

Options:

A.

Virtual interface name

B.

Remote gateway

C.

describe

D.

Remote subnet

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Questions 19

OBS Which of the following functions does Browser support?

Options:

A.

Mount external bucket

B.

Static website hosting

C.

Cross-domain resource sharing

D.

Multi-version control

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Questions 20

Which of the following types of cloud hard disks are used by the ECS?

Options:

A.

Super highIO

B.

highIO

C.

Super highIO(Time delay optimization)

D.

ordinary

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Questions 21

If you want to keep multiple versions of an object, which of the following can be achieved?

Options:

A.

Modify storage category

B.

EnabledayBlog management

C.

Configure life cycle rules

D.

Enable multiple version control

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Questions 22

On the cloud hard disk backup interface, you can delete the backup whose source is "Cloud Server Backup".

Options:

A.

True

B.

mistake

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Questions 23

What is the application of content review in the HUAWEI CLOUD E1 AI API?

Options:

A.

Text-based image search, content-based image search, and image search

B.

Detect pornography, advertising, tyranny, politics and other content in images, texts and videos

C.

Convert the text in the image into an editable text format

D.

Recognize tags of objects, scenes, etc. in images

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Questions 24

local data center (IDC)What are the ways for the private network segment to communicate with the VPC subnet segment of HUAWEI CLOUD?

Options:

A.

Elastic public network ip

B.

Elastic load balancing

C.

Establish a cloud dedicated line

D.

Establish a virtual private network

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Questions 25

Which of the following is wrong about the description of the planning subnet?

Options:

A.

The subnet segment under the same VPC can be repeated

B.

The network segment cannot be modified after the VPC is successfully created

C.

The subnet is the IP address block in the VPC. All cloud resources in the VPC must be deployed in the subnet.

D.

The network segment of the subnet must be within the range of the VPC network segment

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Questions 26

cloud hard disk is in()The status can be backed up.

Options:

A.

mistake

B.

failed to delete

C.

Available

D.

is using

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Questions 27

Which of the following is wrong about the description of purchasing a physical leased line?

Options:

A.

It is recommended that you consult with the operator about the access plan and pricing plan before purchasing a dedicated line for self-service.

B.

If you want to create a managed line, you can only choose the partner purchase method.

C.

Self-purchase method After purchasing a physical dedicated line, there is no need to contact the operator to construct access to equipment in the computer room.

D.

The physical dedicated line supports both partner purchase and self-service purchase.

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Questions 28

BS Browser supports batch upload function.

Options:

A.

True

B.

mistake

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Questions 29

OBS Bucket A is set with a Policy policy, which does not allow any user to access the objects in the bucket; There is an object in bucket A, It is set with ACL permissions that allow anonymous users to visit the room, Then the user can access object B through anonymous access.

Options:

A.

True

B.

mistake

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Questions 30

cloud hard drives need to be used with elastic cloud servers or bare metal servers.

Options:

A.

True

B.

False

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Questions 31

The description of the physical leased line created by the partner is the following error?

Options:

A.

One physical leased line for operation can be bound to multiple physical leased lines for tenants

B.

Partners can purchase and operate physical private lines without an administrator account.

C.

Partners create leased lines for ordinary users by creating tenant physical leased lines

D.

Partners can purchase and operate physical dedicated lines

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Questions 32

Which of the following is not included in the main functions of the Web Application Firewall WAF?

Options:

A.

Prevent sensitive information leakage

B.

Anti-crawler website

C.

Web page tamper-proof

D.

Brute force cracking protection for elastic cloud servers

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Questions 33

Use mirroring to create a cloud server, Can not specify the size of the system disk

Options:

A.

is correct

B.

mistake

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Questions 34

Which computing cloud service does not belong to Huawei?

Options:

A.

Bare Metal Service

B.

Mirroring service

C.

Elastic scaling

D.

Flexible file service

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Questions 35

BS The management console does not support batch upload of files.

Options:

A.

is correct

B.

mistake

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Questions 36

After the object storage service creates a bucket successfully, Cannot change area, so, When creating a bucket, choose the region carefully.

Options:

A.

True

B.

mistake

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Questions 37

Which of the following database instance types does the relational database service have?

Options:

A.

Active and standby instance

B.

Financial version example

C.

Write-only example

D.

Single instance

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Questions 38

twenty one OSBrowser is an object storage service client running on Linux systems.

Options:

A.

True

B.

mistaken

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Questions 39

Which of the following cloud servers cannot be elastically scaled?

Options:

A.

Cloud server for deploying database applications

B.

Cloud server for deploying static web pages

C.

The cloud server that saves the application session

D.

Cloud server that saves data log information

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Questions 40

Relational database service RDS does not have database backup and recovery functions.

Options:

A.

True

B.

mistake

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Questions 41

(single choice) In the configuration description about ELB, which item is incorrect?

Options:

A.

The listening strategy can be configured when creating the listener

B.

Cannot select when adding an elastic load balancerip

C.

ConfigurationlisOptional session retention when tener

D.

Configurable health check timeout time

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Questions 42

Inter-Internet communication between two sites,IPSecVPN can be deployed on the firewalls at both ends to protect the mutual access traffic between the two intranets.

Options:

A.

True

B.

False

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Questions 43

published APIs, after modifying the API information, No need to republish.

Options:

A.

True

B.

mistake

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Questions 44

Which of the following container exceptions can the Container Security Service monitor?

Options:

A.

High-risk system calls

B.

Escape vulnerability attack

C.

Escape file access

D.

Container abnormal process

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Questions 45

Connecting to the local data center (ID)What are the ways? (Multiple choice)

Options:

A.

Virtual private network

B.

Cloud Dedicated Line

C.

Elastic load balancing

D.

Elastic public network ip

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Questions 46

encrypted images can be shared.

Options:

A.

True

B.

mistake

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Questions 47

Which of the following commands can be executed to verify whether the file system domain name can be resolved toIP address?

Options:

A.

nslookup

B.

scp

C.

wget

D.

ping

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Questions 48

What are the types of scaling strategies for elastic scaling?

Options:

A.

Timing strategy

B.

Alert strategy

C.

Random strategy

D.

Cycle strategy

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Questions 49

uses IP Encryption and decryption verification during Sec VPN communication is performed on the firewalls at both ends.

Options:

A.

True

B.

False

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Questions 50

What does the elastic cloud server use for data storage?

Options:

A.

Elastic scaling

B.

Mirroring

C.

Cloud hard drive

D.

Dedicated cloud

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Questions 51

Which of the following is wrong about the description of the expected number of instances in elastic scaling?

Options:

A.

The number of expected instances cannot be less than the minimum number of instances

B.

can trigger the scaling activity by manually adjusting the expected number of instances

C.

The trigger element method of the scaling strategy changes the number of expected instances

D.

The number of expected instances cannot be greater than the maximum number of instances

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Questions 52

A file system can be mounted on multiple cloud servers at the same time.

Options:

A.

True

B.

False

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Questions 53

The elastic load balancing system supports three scheduling algorithms.

Options:

A.

True

B.

mistake

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Questions 54

Options:

A.

Elastic Scaling AS

B.

Virtual Private Cloud VPC

C.

Elastic load balancing ELB

D.

Elastic public network IP

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Questions 55

The smallest management unit of relational database services is an instance

Options:

A.

True

B.

False

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Questions 56

elastic load balancing automatically distributes access traffic to multiple cloud servers, expands the external service capabilities of the application system, and achieves a higher level of application fault tolerance.

Options:

A.

True

B.

mistake

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Questions 57

cloud hard disk supports multiple backups per day.

Options:

A.

True

B.

False

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Questions 58

What is wrong about the API statement?

Options:

A.

Use open API to greatly improve R&D efficiency

B.

Support exporting APs purchased in the cloud market

C.

API Will become an important way of presenting and using digital assets such as data and software in the future

D.

The API includes basic information, request paths and parameters of the front and back ends, and request related protocols

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Questions 59

How does the cloud hard disk triple copy technology ensure data consistency?

Options:

A.

Automatically repair damaged copies when reading data fails

B.

When writing data, Only when the data of multiple copies are written, Will return to the application a response that the data is written successfully

C.

When writing data, perform write operations on 3 copies at the same time

D.

When reading data, Perform read operations on 3 copies at the same time

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Questions 60

Which of the following protocols can be configured for mutual authentication?

Options:

A.

TCP

B.

HTТР

C.

HTTPS

D.

UDP

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Questions 61

Cannot transfer the elastic cloud server under one account to another account.

Options:

A.

True

B.

False

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Questions 62

What are the ways to create a private image?

Options:

A.

Created by cloud server

B.

Created by OBS file

C.

Created by external image file

D.

Created by physical server

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Questions 63

Which of the following options are the monitoring indicators of OBS?

Options:

A.

Upload traffic

B.

Number of GET requests

C.

Number of PUT requests

D.

Download traffic

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Questions 64

What can be done when the vCPU and memory of the elastic cloud server you purchased is insufficient?

Options:

A.

Mount the disk

B.

Switch operating system

C.

Reinstall the operating system

D.

Change specifications

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Questions 65

Which SDK language does the API gateway support?

Options:

A.

C

B.

Java

C.

PHP

D.

delphi

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Questions 66

Which of the following are the basic characteristics of cloud computing?

Options:

A.

On-demand self-service

B.

Fast elastic scaling

C.

Resource pooling

D.

Broad network access

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Questions 67

Through private images in area B, elastic cloud servers can be deployed in area A.

Options:

A.

True

B.

mistake

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Questions 68

Adopt IP During Sec VPN communication, Encryption and decryption verification is carried out on the firewalls at both ends

Options:

A.

True

B.

False

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Exam Code: H13-811_V3.0
Exam Name: HCIA-Cloud Service V3.0
Last Update: May 14, 2022
Questions: 454

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