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H13-624 HCIP-Storage V5.0 Questions and Answers

Questions 4

In the file system backup scenario, under the premise of satisfying the backup window and making full use of bandwidth, try to ensure that the backup strategy is independent and timely.

Between the separation.

Options:

A.

True

B.

False

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Questions 5

Colleagues customized Huawei dual-active disaster recovery solutions for customers. Customers already have a set of OceanStor S5500TV2 and a set of third-party systems.

In the storage system, the two sets of equipment are placed in two data centers to implement active-active disaster recovery. The solution:

Options:

A.

Not feasible. The active/standby disaster recovery solution requires at least a set of OceanStor V3 storage.

B.

Not feasible. The active and standby disaster recovery solution requires at least a storage system of OceanStor 5300 V3 and above.

C.

Feasible, the storage device meets the requirements of the active-active disaster recovery solution.

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Questions 6

(Multiple choice) The quota types supported by OceanStor 9000 InfoAllocator are:

Options:

A.

Capacity quota

B.

File quota

C.

Calculate quota

D.

Mandatory quota

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Questions 7

In the HyperMetro dual-active data center solution, the quorum server mode has higher reliability than the static priority mode.

It can ensure the continuous operation of the business under various single point of failure scenarios. Therefore, Huawei's dual-active solution recommends the use of the arbitration server model. A. True

B. False

Options:

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Questions 8

(single choice) The network connection is required before the initial configuration of the big data system. The networking of Huawei OceanStor 9000 does not include:

Options:

A.

Front-end business network

B.

Back-end storage network

C.

Management network

D.

Heartbeat network

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Questions 9

(multiple choice) Which of the following is correct in IDC's description of the characteristics of big data?

Options:

A.

Volume

B.

Variety-Diversity

C.

Value-value density

D.

Velocity-speed

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Questions 10

In the Huawei dual-active disaster recovery solution, which of the following are necessary components? (multiple choice)

Options:

A.

HyperMiror

B.

Quorum server

C.

UltraPath

D.

HyperMetro

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Questions 11

(multiple choice) In an OceanStor 9000 system, the total number of nodes is 10, and the data protection levels that can be configured for it are:

Options:

A.

RAID1

B.

6+3

C.

6+4

D.

6+5

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Questions 12

The VSA is installed on the virtual machine, and the MA is installed on the physical machine. Scenarios where this kind of backup networking is not applicable:

Options:

A.

DataStore is based on SAN environment

B.

Need to back up directly to tape

C.

A separate backup network can be used to transmit backup data

D.

Physical MA can be used for other backup tasks, and can also be used for AuxCopy

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Questions 13

In the Huawei OceanStor backup solution, when configuring the backup software to create a storage strategy, you need to consider which of the following configurations

Module, (multiple choice)

Options:

A.

Backup media

B.

Deduplication strategy

C.

Retention period

D.

Number of write streams

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Questions 14

(Judgment) Through Huawei OceanStor 9000 Device Manager, we can view the real-time OPS performance indicators of the system.

Options:

A.

T

B.

F

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Questions 15

The backup plan design process is divided into multiple stages. Which of the following stages is in the correct order?

Options:

A.

Demand analysis->Information collection-→>Backup and archiving strategy design-→>Bandwidth and network design

B.

Capacity and storage strategy design->Backup and archive strategy design->Backup system migration design C. Backup system migration design→>Capacity and storage strategy design→>Bandwidth and network design

C.

Capacity and storage strategy design-→>Backup and archive strategy design→>Other feature design

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Questions 16

Regarding source deduplication, which one of the following descriptions is incorrect?

Options:

A.

When data is transmitted from the source end to the target end, the source end first performs a hash comparison on the transmitted data block and removes duplicates.

B.

Compared with target end deduplication, it can save transmission bandwidth.

C.

Occupy source end resources for deduplication processing.

D.

Only the data of the new data block needs to be transferred to the target end, no information related to the old data block needs to be transferred

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Questions 17

Options:

A.

Install .NET Framework->Firewall configuration selection→>Install database->Configure DR path

B.

Firewall configuration selection→>Install .NET Framework->Install database->Configure DR path

C.

Install .NET Framework->Firewall configuration selection-→>Configure DR path->Install database

D.

Install .NET Framework->Install database->Firewall configuration selection->Configure DR path

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Questions 18

(multiple choice) The network file sharing protocols supported by the NAS system mainly include:

Options:

A.

FAT32

B.

NTFS

C.

NFS

D.

CIFS

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Questions 19

(Judgment) FusionStorage Block uses a unique data block slicing technology and data based on DHT Hash

The routing algorithm can evenly distribute the data of the volume to the fault domain of a larger resource pool, so that each volume can obtain a larger

IOPS and MBPS performance also makes the load of each hardware resource relatively balanced.

Options:

A.

T

B.

F

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Questions 20

In the Huawei dual-active disaster recovery solution, the peak write bandwidth of an application needs 10MB/s, and the average write bandwidth needs 200KB/s.

The average write I/O volume is 4KB, and the bandwidth utilization rate is 70%. What is the bandwidth required for the application to deploy asynchronous remote replication?

Options:

A.

A.10MB/s

B.

B.200KB/s

C.

C.2.23MB/s

D.

D.114.3Mbit/s

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Questions 21

(multiple choice) OceanStor 9000 adopts Erasure code technology to protect data. If a site has 6 nodes,

And the customer wants to ensure that the data can be recovered even if three disks are broken in one strip, the redundancy protection levels that can be adopted are:

Options:

A.

4+3:1

B.

6+3

C.

4+2

D.

12+3:1

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Questions 22

In the VMware environment, the single-choice scenario where VADP cannot be used for backup is: A. Thick Disk

B. Thin Disk

C. The storage is directly connected to the virtual machine

D. VMDK

Options:

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Questions 23

The disaster recovery feature of a storage product has an RPO of 30 minutes and an RTO of 15 minutes. Which of the following statements is correct: (multiple choice)

Options:

A.

When the storage system fails, there may be a 30-minute difference in data time between the production side and the disaster recovery side.

B.

When the storage system fails, there may be a 45-minute difference in data time between the production end and the disaster recovery end.

C.

The time from business suspension to business recovery may be 15 minutes from the occurrence of a failure.

D.

The time from business suspension to business recovery may be 45 minutes from the occurrence of a failure.

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Questions 24

What are the system debug log levels of eReplication? (multiple choice)

Options:

A.

Error

B.

Important

C.

Warning

D.

Debug

E.

Run

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Questions 25

In the data replication technology used for disaster recovery, the data replication technology at the host layer is compatible with servers and storage devices.

Options:

A.

True

B.

False

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Questions 26

Which of the following descriptions of the C72 node management interface is correct: (multiple choice)

Options:

A.

0ceanStor 9000 cluster only has C72 nodes, and the number of C72 nodes is greater than or equal to 3. The A control module of the first 3 nodes

NICo provides management interface

B.

When the C72 node and the non-C72 node are deployed in a mixed manner, the C72 node can be selected to provide an independent management network port.

C.

When C72 nodes and non-C72 nodes are mixed deployment and object storage services are applied, the object storage management node must be deployed to provide independent

Establish the management network port on the node.

D.

When deploying a storage cluster, you need to configure a separate IP address for the NICO interface on the c72 node interface board in the cluster

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Questions 27

For the description of Huawei Oceantor9000 products, which of the following options is incorrect?

Options:

A.

Oceanstr 9000 adopts non-comprehensive symmetrical architecture

B.

Oceanstr 9000 provides flexible and seamless expansion of 3-288 nodes

C.

Oceanstor 9000 system adopts fully interconnected and fully redundant networking mode

D.

Oceanstor 9000 adopts distributed cluster architecture, no single point of failure

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Questions 28

A storage cluster has five C72 nodes. The front and back 10CF networking mode is adopted. In the hybrid deployment of distributed system services and pairs

For storage services, the number of IP addresses that need to be planned for the front-end business network is:

Options:

A.

61

B.

71

C.

81

D.

91

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Questions 29

When configuring primary and secondary disaster recovery, which of the following conditions must be met for the LUNs on the primary and secondary arrays?

Options:

A.

The size of the secondary LUN must be greater than or equal to the primary LUN.

B.

The backup side needs to be configured with the same RAID level, and the size of the backup side LUN must be the same as that of the primary side LUN.

C.

Only the size of the backup LUN and the primary LUN are the same.

D.

The backup side needs to be configured with the same type of hard disk, and the size of the backup side LUN must be greater than or equal to the primary side LUN.

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Questions 30

The system debug log level is used to identify the severity and importance of a log, and eReplication is ranked according to the severity.

The order of decrement can divide the system debug log into the following 4 levels: error, warning, operation, and debugging.

Options:

A.

True

B.

False

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Questions 31

Single selection As shown in the “Oceanstor 9000 Network Diagram”, the node in the “Oceanstor 9000 Network Diagram” adopts the P36 node, then the NIC0 in the P36 node should be connected to the P36 node.

Which switch does it enter in the network diagram?

Options:

A.

a Switch

B.

b switch

C.

c switch

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Questions 32

Single-choice Huawei oceanstor 9000, the client processing the write request will fragment the data according to the protection level specified by the file

The data piece is written to the power-saving memory on the corresponding node, and the check data piece is calculated by each node and written to each node.

Power-saving memory, after all nodes write into power-saving memory successfully, this write operation is successful.

Options:

A.

True

B.

wrong

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Questions 33

The quota types supported by OceanStor9000 InfoAllocator are:

Options:

A.

Capacity quota

B.

File quota

C.

Calculate quota

D.

Mandatory quota

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Questions 34

Which of the following options is not a typical application scenario for cloud storage:

Options:

A.

Government Affairs Cloud

B.

Operating the cloud

C.

Private Cloud

D.

Police Cloud

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Questions 35

Multiple choices The following statements about big data processing technology are: (multiple choices)

Options:

A.

Big data technology is more powerful in data processing, but management is more complicated than traditional technology

B.

Compared with data processing technology, there will be different processing methods for different value data processing

C.

In the era of big data, a new method (distributed parallel processing) is used to process data, with flexible component expansion, strong data carrying capacity, and management

Unity

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Questions 36

Store the data block in the cache first, and then de-duplicate the tree when the system is idle. The advantage is that it does not affect the performance of data transmission.

The point is that additional storage space is required." What kind of deduplication technology is described above,

Options:

A.

Source end deduplication

B.

Target end deduplication

C.

Parallel deduplication

D.

Global deduplication

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Questions 37

In the data backup application scenario, compared with physical tape libraries, which of the following descriptions belong to the characteristics of disk backup media?

(Multiple choice)

Options:

A.

High backup and recovery performance.

B.

Low management and maintenance costs.

C.

It can realize the separation of the data storage disk and the device for reading and writing the disk, and realize the offline storage of the data.

D.

The unit storage cost is lower than that of physical tape.

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Questions 38

The characteristics of cross-domain unified management of data backup include: (multiple choice)

Options:

A.

Client integration

B.

Centralized management

C.

Manual synchronization

D.

Fault isolation

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Questions 39

Which of the following are Huawei's intra-city disaster recovery solutions? (multiple choice)

Options:

A.

Active-Active DC solution

B.

Active and standby disaster recovery solutions

C.

Local high-availability solution

D.

Geo-Redundant solution

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Questions 40

The importance of business systems A, B, and C of an enterprise are high, medium, and low respectively. It is feasible for strategic planning according to the following description

Yes: (multiple choice)

Options:

A.

The backup frequencies of systems A, B, and C can be: 1 full backup every 4 hours, 1 full backup every week, 1 additional backup a day, and 1 monthly backup.

Full-time

B.

System A has the longest retention period of backup data.

C.

System C has the longest retention period for backup data.

D.

The retention periods of the backup data of systems A, B, and C can be: 20 days, 3 months, and 1 day, respectively.

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Questions 41

Huawei's end-to-end active-active data center solution is divided into 6 layers, the six layers are:

Options:

A.

Storage layer, session layer, application layer, network layer, transport layer and physical layer

B.

Storage layer, session layer, application layer, network layer, transport layer and security layer

C.

Storage layer, computing layer, application layer, network layer, transport layer and security layer

D.

Storage layer, computing layer, application layer, network layer, transport layer and physical layer

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Questions 42

Which of the following options belong to the enhanced features of Huawei InfoTurbo: (multiple choice)

Options:

A.

Fixed pre-reading

B.

Smart pre-reading

C.

SMB3 Multichannel

D.

NFS protocol enhancement

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Questions 43

Differential backup is performed once a day, and the storage period of full backup and backup data is 4 weeks, regardless of deduplication, redundancy ratio, replication, etc.

Which value should the required back-end capacity be no less than?

Options:

A.

4940GB

B.

4280GB

C.

5940GB

D.

5280GB

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Questions 44

More than IDC's description of big data characteristics. Which of the following is correct?

Options:

A.

Volume- huge amount

B.

OVrety-diversity

C.

Value value density

D.

Velocity-speed

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Questions 45

Single choice Which of the following options is incorrect for the description of the metadata of the Oceanstor 9000 storage system?

Options:

A.

Oceanstor 900 metadata is stored in a mirrored way

B.

The metadata on each node is a complete and independent copy

C.

The purpose of mirror storage is to improve the security of metadata

D.

The mirroring method does not provide the system's access rate to metadata

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Questions 46

Which of the following scenarios is not suitable for the promotion of active and standby disaster recovery solutions.

Options:

A.

The customer configures low-end storage products on the disaster recovery side in order to save costs.

B.

Customers need RTO=0, RPO=0

C.

The customer accepts the array layer disaster recovery technology.

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Questions 47

In N8500 V200NO01, which of the following commands can be used to check whether the status of the file system is online? ()

Options:

A.

storage s list

B.

storage fs online

C.

storage fs status

D.

storage fs status show

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Questions 48

The customer put forward the requirement of RPO=0 and RTO=0, and the colleague chose to single-select the primary and standby synchronous remote replication disaster recovery plan.

Case:

Options:

A.

Can not meet customer requirements, RTO>0

B.

Able to meet customer requirements.

C.

Can't meet customer requirements RPO>0

D.

Can not meet customer requirements RPO>0 and RTO>0.

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Questions 49

For security reasons, it is generally impossible to access resources across domains. But OceanStor 9000 supports

The Crossdomain Policy File mechanism allows other domains to have access to OceanStor9000 and realize cross-domain data

Source access.

Options:

A.

True

B.

False

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Questions 50

Multi-choice Hua is what node types does Oceanstor 9000 (V100R001C30) support?

Options:

A.

PI2

B.

P25

C.

P36

D.

c36

E.

cn2

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Questions 51

The following description of the backup domain of the OceanStor backup solution is wrong:

Options:

A.

Can include one or more media agents (MediaAgent)

B.

Can include one or more intelligent data agents (iDataAgent)

C.

Can include 1 or more CommServe backup management nodes

D.

Can include 1 or more clients

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Questions 52

Cloudera Hadoop docking process includes: 1. Data preparation. 2. Verify the connection status 3. Install HDFS Plugin

To Cloudera Hadoop nodes and clients. 4. Migrate business data Which of the following options is in the correct order of connection:

Options:

A.

1-3-5-2-4

B.

1-3-4-5-2

C.

1-5-3-4-2

D.

1-5-3-2-4

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Questions 53

Single choice Network connection is required before the initial configuration of the big data system. The networking of Huawei Oceanstor9000 does not include

Options:

A.

Front-end business network

B.

back-end storage network

C.

Management network

D.

heartbeat network

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Questions 54

A company purchased a set of Huawei horizontally extended file storage to build a file sharing system. Current ministries

The clients of the door use different IP subnets, and the storage administrator configures the front-end service IP addresses of all nodes to belong to the same subnet. storage

Which steps are correct for the administrator to configure the subnet ()

Options:

A.

Set the DNS service IP address for the subnet

B.

Specify the static front-end service IP addresses of all nodes in this subnet

C.

One or more partitions can be defined as a subnet

D.

Specify the dynamic IP address pool used by the subnet

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Questions 55

Single-choice NAS storage system realizes file system sharing, and the underlying protocol uses iSCSI for data transmission

Options:

A.

True

B.

False A InfiniBand technology has high bandwidth, low latency, and system scalability

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Questions 56

Huawei Oceanstor 9000 alarm notification methods include email notification and SMS notification

Options:

A.

True

B.

Wrong

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Questions 57

Erasure Code N+M implemented in Oceanstor 9000

The principle of redundancy technology, which one is wrong in the following description?

Options:

A.

Oceanstor 9000 system can configure different data protection levels for different directories/files

B.

The data written into the Oceanstor 9000 system will be divided into chunks according to the size.

C.

For every N chunks, calculate the check blocks of M chunks according to the ErasureCode algorithm

D.

The utilization of the protected data space is about N/(N+M), and the reliability of the data is determined by the value of M. The larger the M, the higher the reliability

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Questions 58

The Wushan file system in Oceanstor 9000 uses an object storage method, but only uses object storage for data.

Storage, object storage is not used for metadata

Options:

A.

True

B.

False

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Questions 59

Huawei's hyper-converged storage has multiple data security assurance mechanisms. The following statement is correct ()

Options:

A.

Support a variety of EC (Erasure Code) with different ratios

B.

According to the security level, 2 copies or 3 copies can be flexibly configured

C.

Support storage dual-active and asynchronous replication capabilities, and provide cross-site data redundancy protection

D.

PCle SSD Cache technology ensures that data will not be lost after power failure

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Questions 60

Huawei N8000 (V200R001) clustered NAS two-node single-choice, during which the heartbeat links are redundant?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 61

The first description of the following commands for network detection on the switch side: The display Inter command can be used to view interface statistics.

Check whether the switch records packet loss on the interface. The second description: display logbuf, if discarding, pay attention to the back-end networking

Whether there is a loop.

Options:

A.

Both descriptions are correct

B.

The first one is correct, the second one is wrong

C.

The first one is wrong, the second one is correct

D.

Both are wrong

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Questions 62

Through the Huawei 0ceanstor 9000 DeviceManager, the administrator can quickly complete the initialization; the initialization configuration items include (: multiple

select)

Options:

A.

External FNS server information settings

B.

Super administrator password modification

C.

System time zone and NTP settings

D.

InfoEqualizer (client connection load balancing feature) function settings

E.

Alarm email and SMS notification function settings

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Questions 63

When deploying Huawei distributed storage, you can import the licenses of different service

The type of service provided by the group (block, file, big data, object).

Options:

A.

True

B.

False

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Questions 64

Which of the following are the advantages or capabilities of Huawei FusionInsight? (Multiple choice)

Options:

A.

component innovation ability

B.

Engineering service support capabilities.

C.

Solution configuration ability

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Questions 65

Which load balancing method does the Huawei Oceanstor 9000 InfoEqualize feature support?

Options:

A.

CPL utilization rate

B.

User Group

C.

Number of node connections

D.

Node throughput

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Questions 66

Single choice Which one of the following statements about unpacking and inspection is incorrect?

Options:

A.

If there are errors or shortages during unpacking and inspection, please fill in the "Cargo Error Feedback Form" and feedback to the local office

B.

When unpacking and inspecting the goods, the engineering supervisor can unpack and count the goods separately

C.

If the goods are inconsistent with the packing list, the unpacked equipment should be transferred indoors for proper storage

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Questions 67

Single-choice Huawei Oceanstor 9000 License application activation methods include authorization activation and password activation.

Options:

A.

True

B.

wrong

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Questions 68

Huawei Oceanstor 9000 integrates the hard disk resources of all nodes through DFS to provide a unified external name space.

Options:

A.

True

B.

Wrong

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Questions 69

Multi-selection After launching Oceanstor 9000 deployment, the deployment tool interface prompts "Unsuccessful connection". The possible reasons are: (multiple-selection)

A The deployment tool and deploy version do not match

B. The network connection between nodes is unstable

C. deploy process does not exist

Options:

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Questions 70

In the following options, the description of the bucket (Bucket) is incorrect.

Options:

A.

Bucket lifecycle management refers to the configuration of rules to realize that the bucket will be automatically deleted after a certain period of time

The function of the object without client intervention.

B.

Buckets and Containers have similar functions, and both can be accessed through the network.

C.

Buckets support nesting, thus avoiding a hierarchical container structure.

D.

Bucket is a kind of container used to store objects. It can be regarded as a directory that can be accessed through the Internet.

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Questions 71

The minimum number of nodes in the single-choice Huawei Oceanstor 9000 system is 3, and these 3 nodes can be of different types.

Options:

A.

True

B.

False

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Questions 72

Regarding the switches used in the Huawei Oceanstor 9000 system, which of the following options are correct?

Options:

A.

The switches used in the configuration of the Oceanstor 9000 storage system include CE6810, S5752/S5352 and IS5023.

B.

IS5023 switch provides IB access

C.

S5700/S5352C switches provide GE access

D.

The CE6810 switch provides 10GE/GE access.

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Questions 73

Huawei Distributed Storage Object Service provides finely controlled Qos capabilities, providing tenants, buckets

Other TPS and bandwidth granular service quality control can precisely control which operations ()

Options:

A.

DELETEB. GET

B.

PUT

C.

LIST

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Questions 74

The correct statement about the Huawei Oceanstor 9000lnfoTier node pool is: (multiple choice)

Options:

A.

The node types in the node pool must be the same

B.

If it is an OPS intensive application scenario, it is better to configure P nodes in the node pool

C.

When the node pool is composed of P nodes, a node pool contains at least 3 nodes

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Questions 75

The authentication methods supported by Huawei Oceanstor 9000CIFS sharing include: (multiple choice)

Options:

A.

Local user authentication

B.

AD domain user authentication

C.

NIS domain authentication

D.

LDAP authentication

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Questions 76

The application scenarios of Huawei Oceanstor 9000InfoReplicator feature include: (multiple choice)

Options:

A.

Business disaster recovery

B.

Data distribution

C.

Data access from the end

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Questions 77

A company’s business runs on Huawei’s distributed storage, where user data services use block services.

And turn on the deduplication function. In the peak period of user data business, it is necessary to give priority to ensuring the performance of the front-end business. Which heavy method will the storage system use?

()

Options:

A.

Turn off deduplication

B.

Post-deduplication

C.

Source end deduplication

D.

Online deduplication

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Questions 78

Single choice The following describes the hardware architecture of Oceanstor 9000, which one is wrong?

A Except for the C72 node, all other nodes use the X86 hardware system

B Wushan SQL function should be deployed to 1 node

C Enterprise Hadoop FusionInsight function should be deployed to 1 node Each node of

D. Oceanstor 9000 can provide external business access

Options:

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Questions 79

When accessing the Linux client of the Huawei Oceanstor9000 cluster, the client parameters can be adjusted to improve access

Performance, which one of the following is wrong?

Options:

A.

N FS uses TCP protocol to send and receive data, appropriately increasing the buffer size can speed up TCP transmission

B.

Enabling Jumbo Frames can reduce TCP loss and improve performance. The prerequisite is to confirm that the customer

All network devices between end interfaces must support jumbo frames

C.

In order to support jumbo frames, all nodes of the corresponding Oceanstor 9000 need to be set accordingly

D.

Oceanstor9000 supports jumbo frames, it is necessary to set the MTU of all front-end and back-end business network ports

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Questions 80

After Huawei Distributed Storage enables the object deduplication function, the system will automatically find duplicate objects globally.

And only keep one copy of the same object and delete the redundant duplicate data. The original duplicate data is replaced with a single copy that points to the reservation.

A copy of the reference.

Options:

A.

True

B.

False

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Questions 81

In the following statement about the implementation principle of file system snapshots, which options are wrong to select multiple options ()

Options:

A.

When creating a file system snapshot, because the snapshot is stored in a new location, the write operation will affect

Storage LUN write performance

B.

After the file system snapshot is created successfully, if the file system user wants to access the snapshot, he must

The snapshot directory must be remounted to be accessible

C.

File system snapshot is a copy of data generated by the source file system at a certain point in time

D.

The core technology of file system snapshot implementation is ROW

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Questions 82

Which of the following multiple-choice types are included in Huawei's scale-out file storage nodes?

Options:

A.

High-performance storage nodes

B.

Data storage node

C.

Data processing node

D.

Large-capacity archive node

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Questions 83

Select the following statements about the HyperSnap feature of the file system, which options are correct ()

Options:

A.

The source file system refers to the file system where the source data that needs to create a snapshot is located

B.

File system remote replication relies on snapshot technology. When periodic synchronization starts, the master and slave file systems will automatically generate snapshots

C.

BP (Block Pointer) is the metadata used to record the storage location of data blocks in the file system

D.

COW (Copy On Write) refers to the copy-on-write technology, which is the core technology for realizing file system snapshots

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Questions 84

Huawei Distributed Storage Block Service provides a snapshot mechanism to save the state of the user's data volume at a certain point in time

In the future, it can be used to export data and restore data later.

Options:

A.

True

B.

False

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Questions 85

Engineer A finds an abnormality in the storage during the daily inspection, and calls the Huawei technical support hotline for help, and technical support instructs engineer A

Complete the collection of information of the business host. The operating system of the business host is Linux, which of the following collected commands are correct ()

Options:

A.

Execute the upadmin show vlan command to query all or specified virtual disk information

B.

Execute the rpm -qa|grep UltraPath command to check whether the multipath software is completely installed. If the system displays the UltraPath Relevant information indicates that it has been installed

C.

Execute service firewall stop to turn off the firewall

D.

Execute the upadmin show upconfig command to view the multipath configuration

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Questions 86

A bank’s production center and disaster recovery center both use Huawei’s hyper-converged storage products. The two centers communicate Disaster recovery through asynchronous replication. The copied network type can support GE/10 GE/25 GE

Options:

A.

True

B.

False

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Questions 87

Which protocol does Huawei Distributed Storage Object Service use to obtain resource statistics of tenants and buckets ()

Options:

A.

SSL

B.

SMI-S

C.

SNMP

D.

REST

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Questions 88

In the following statement about the features of Huawei SmartQuota, which options are correct to choose ()

Options:

A.

SmartQuota supports two storage types: block storage and file storage

B.

The main function of SmartQuota is to facilitate system administrators to manage the storage resources of resource users

C.

You can limit the resource usage of a single directory, user, and user group

D.

The resource usage can be reminded to resource users through alarms and events

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Questions 89

Which of the following options are hardware faults ()

Options:

A.

Expansion module failure

B.

Power failure

C.

The disk enclosure is faulty

D.

BBU failure

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Questions 90

To access the object storage service (compatible with the OpenStack Swift interface), which of the following types of servers must be authenticated by the user.

Options:

A.

KEYSTONE

B.

LDAP

C.

RBAC

D.

AD

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Questions 91

An enterprise plans to purchase Huawei all-flash storage equipment to deploy storage single-selection services. In order to ensure the security of storage business data, storage

The device cannot communicate with the external network. After the storage device is deployed, you can configure the eService service to manage the operation and maintenance of the storage device, and improve

Improve the efficiency of operation and maintenance.

Options:

A.

True

B.

False

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Questions 92

Huawei all-flash storage devices need to be planned and multi-selected before deployment. Which of the following options are required for storage networking

To plan ()

Options:

A.

Heartbeat network

B.

IP address

C.

Management network

D.

Business networking

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Questions 93

Which options are correct in the following statements about the features of Huawei HyperVault ()

Options:

A.

Support to generate local backup snapshots in seconds to obtain consistent data copies

B.

Support custom backup strategy and copy threshold

C.

Support both block storage and file system

D.

When backing up in a remote location, only the initial full backup is performed, and only the incremental data is backed up later

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Questions 94

An engineer needs to perform a snapshot rollback operation to obtain source data at a certain time in the past. Regarding this operation process, which of the following statements are

correct()

Options:

A.

If the data is rolled back to the snapshot at time A, the snapshots created after time A will be deleted

B.

Snapshot rollback speed can reach the second level

C.

If the data is rolled back to the snapshot at time A, the snapshots created after time A will not be deleted

D.

Snapshot rollback is a full copy recovery of the source data at a certain point in time

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Questions 95

Multiple choice Expressway reconstruction project A adopts the LightDC ROBO branch solution of Huawei's hyper-converged storage, which of the following

The options reflect the advantages of the program ()

Options:

A.

Unified monitoring and management

B.

Highly integrated, saving space

C.

Rapid deployment

D.

Quick release of business

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Questions 96

The following statements about Huawei's SamtMulti-Tenant technology are single-selected, which one is wrong ()

Options:

A.

Role management is divided into preset default roles and custom roles

B.

There are three types of authority management: read-only, write-only and read-write

C.

A physical storage system can be divided into multiple virtual storage partitions, and the storage pools are shared among these virtual storage partitions

D.

In role management, three default roles are preset for tenant groups: tenant administrator, tenant data protection administrator, and tenant agreement administrator

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Questions 97

The Huawei SmartCache feature is to form a smart cache pool of SSD disks, and divide the smart cache pool into multiple partitions.

District, different businesses cannot share districts to ensure business independence

Options:

A.

True

B.

False

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Questions 98

HDD and SSD hard drives show huge performance differences under different IO patterns. Huawei

The Append Only Plog technology in distributed storage can provide the best down-disk performance model for different hard disk types.

Options:

A.

True

B.

False

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Questions 99

An enterprise administrator created a shared folder on the root directory of the file system, and created 3 different Quotas under the root directory

Tree gives manager A (Quota Iree 1), project department B (Quota Tree 2) and sales department C (Quota Tree 3) separately

use. The following statement is correct ()

Options:

A.

You can limit the CPU usage on Quota Tree

B.

Quota Tree quotas in the root directory must be consistent

C.

According to business needs, different quotas can be configured for each Quota Tree

D.

Cache partition can be set on Quota Tree 2

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Questions 100

There are two types of services in the storage system of an Internet company: sequential single-selection service A and random service B. These two

Businesses often compete for cache resources in the process of reading and writing. Which of the following characteristics solves this problem

Options:

A.

SmartThin

B.

martVirtualization

C.

SmartPartition

D.

SmartTier

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Questions 101

In the file system, which scenarios will modify the metadata

Options:

A.

Delete files (including soft links) or directories

B.

Modify properties

C.

Rename

D.

Create files (including soft links) or directories

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Questions 102

Among SATA SSD, SAS SSD, NVMe SSD, NVMe supports the highest IOPS

SSD

Options:

A.

True

B.

False

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Questions 103

Smart City A plans to purchase Huawei's distributed storage to store its traffic surveillance video. Which of the following products are available ()

Options:

A.

OceanStor 9000

B.

OceanStor Dorado 5600 V6

C.

OceanStor 6800 V5

D.

OceanStor 100OD

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Questions 104

A company uses Huawei Distributed Storage Object Service as a network disk resource for multiple employees. If the administrator uses quotas

Features limit the capacity usage of employees, which object quota configuration should be considered

Options:

A.

Bucket-level quota

B.

Tenant-level quota

C.

Account-level quota

D.

User group quota

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Questions 105

In order to improve the reliability of its important business, an enterprise deployed in a data center room A and room B

With regard to the local active-active solution, which of the following statements is correct about this solution:

Options:

A.

The active-active replication network in the two-machine room simultaneously carries data synchronization and heartbeat information between storage systems

Sync and other various data

B.

Computer room A and computer room B need to be in the same fault domain

C.

The network types from the same business host to two active-active storage devices can be different

D.

The arbitration server must use the host in computer room A or computer room B

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Questions 106

After engineer C completes the installation of Huawei's distributed storage on site, he single-selects to power on to configure the big data service. The following about big data

In the description of the business configuration process, the options in the correct order are () 1. Create an account 2. Configure the subnet 3. Create a file system 4. Associate files

System 5. Create NameNode Zone 6. Create Global Zone

Options:

A.

6->5->3->1->2->4

B.

1->3->2->6->5->4

C.

5->3->2->4->1->6

D.

1->2->3->4->5->6

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Questions 107

Huawei hybrid flash storage system controller subrack and disk subrack are interconnected by mini SAS interface, the highest transmission rate

Up to 8GB/s.

Options:

A.

True

B.

False

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Questions 108

Huawei’s hyper-converged storage adopts a distributed hash algorithm, and single-selects HASH calculation and local memory metadata, which can be

The bottleneck can be arbitrarily expanded horizontally.

Options:

A.

True

B.

Wrong

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Questions 109

The Huawei SmartPartition feature supports setting the same read and write cache capacity for partitions without multiple selections, as follows

Regarding the impact of cache capacity on services with different characteristics, which options are correct () A. For sequential services, the cache capacity does not need to be large, and only needs to meet the I/O consolidation requirements

B. For write business, more cache capacity means higher write merge rate, write hit rate and better

Order of visits

C. For the read business, more cache capacity means a higher read hit rate

D. For random services, a larger cache capacity means a better order of access to disks, thus bringing

Performance improvement

Options:

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Exam Code: H13-624
Exam Name: HCIP-Storage V5.0
Last Update: May 16, 2022
Questions: 731

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