New Year Day Special Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: dpt65

H13-624 Questions and Answers

Question # 6

The quota types supported by OceanStor9000 InfoAllocator are:

A.

Capacity quota

B.

File quota

C.

Calculate quota

D.

Mandatory quota

Full Access
Question # 7

Single selection In the case of a single port, Huawei Oceanstor 9000 cannot implement the SMB3 Multihannel function.

A.

True

B.

False

Full Access
Question # 8

Multi-selection On the LINUX client accessing the Oceanstor 9000 cluster, you can adjust the client NFS mounting parameters to improve access.

Ask performance. Regarding the adjustment of NFS mount parameters, which of the following descriptions is correct: (multiple choice)

A.

It is recommended not to set noatime, because this parameter will reduce accessibility.

B.

It is recommended not to set nodiratime, because this parameter will reduce access performance.

C.

rsize/wsize is the maximum size of each read and write block, it is recommended to adjust to the maximum

D.

It is recommended to set to async to improve access performance

Full Access
Question # 9

Regarding the split of remote replication, which of the following statements is correct?

A.

Splitting can only be performed on the main-end array

B.

Splitting can be performed on both the master and slave end arrays

C.

Splitting can only be performed on the slave array

D.

After executing the split on the master array, it is necessary to execute the split on the slave array again

Full Access
Question # 10

OceanStor 9000 adopts Erasure code technology to protect data. If a site has 6 nodes and the customer

If the user wants to ensure that the data can be recovered even when three disks are damaged in one strip, the redundancy protection levels that can be used are:

A.

4+3:1

B.

6+3

C.

4+2

D.

12+3:1

Full Access
Question # 11

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

A.

Government Affairs Cloud

B.

Operating the cloud

C.

Private Cloud

D.

Police Cloud

Full Access
Question # 12

Among the following options that do not belong to the DFS adaptation radio layer software module in OceanStor9000 are: (single choice)

A.

OBS

B.

MDS

C.

PVS

D.

CA

Full Access
Question # 13

OceanStor9000 Wushan distributed file system, supports online node expansion, storage capacity and computing capacity increase linearly

Plus, and finally provide users with linearly increasing bandwidth and concurrency

A.

True

B.

mistake

Full Access
Question # 14

Through Huawei OceanStor9000 Device Manager, we can view the real-time OPS performance indicators of the system.

A.

True

B.

False

Full Access
Question # 15

In the feature of Huawei OceanStor 9000 InfoEqualizer, a partition is a collection of a group of nodes. These nodes are used for partitioning.

Provides different services every other time, with the same dynamic domain name, static domain name and automatic load balancing characteristics.

A.

True

B.

False

Full Access
Question # 16

Multi-choice Oceanstor 9000 (C30) adds the function of internal file copy when file sharing. Which of the following operations can be performed on the client

During operation, when monitoring the Huawei Oceanstor 9000 client, will I not see the data traffic? (multiple choice)

A.

When the client is on Windows7. When copy and paste operations are performed through the Explorer

B.

When the client is Windows8., when copy and paste operations are performed through the Explorer

C.

When the client is running on Windows 2012, when copy and paste operations are performed through the resource manager

D.

When the client Suse10 is used to execute copy and paste operations through commands

Full Access
Question # 17

A colleague is working on a dual-active disaster recovery plan. By testing the arbitration server to the storage system at both ends, the bandwidth is 4Mbit/s, and the delay is 4Mbit/s.

RTT≤40ms, and packet loss rate≤1%, then this scheme:

A.

Not feasible, because the active-active disaster tolerance bandwidth must not be less than 10Mbit/s.

B.

Feasible, because it meets the conditions of the active-active disaster recovery plan.

C.

Not feasible, because the packet loss rate of active-active disaster recovery must be ≤0.1%.

D.

Not feasible, because the delay of active-active disaster recovery RTT≤120ms

Full Access
Question # 18

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

A.

Front-end business network

B.

back-end storage network

C.

Management network

D.

heartbeat network

Full Access
Question # 19

OceanStor900 uses general-purpose x86 architecture hardware to deploy Scale-out NAS system.

The realization of high concurrency and high performance is mainly based on three types of networking: IB, 10GE and PCIE. Among them, the network performance of PCIE

Better and easier to expand and manage.

A.

True

B.

False

Full Access
Question # 20

Which of the following statements about the deployment of Huawei's active-active data center is correct: (multiple choice)

A.

The storage layer does not support one of the heterogeneous takeover of third-party storage, and then use the LUN structure after the takeover and the LUN on the other V3

Create a HyperMetro LUN.

B.

Deploy at least two independent GSLBs at each site at the network layer to achieve load balancing between sites.

C.

When deploying arbitration, the software supports installation on physical servers or virtual machines. The arbitration server uses the IP network to connect to the active-active data

Two sets of storage arrays of the heart.

D.

The transmission layer adopts Huawei OptiX OSN series DWDM, and each site deploys 2 sets of WDM equipment.

Full Access
Question # 21

When OceanStor V3 creates a remote replication pair, which of the following is the default synchronization speed?

A.

Low

B.

Medium

C.

High

D.

Very high

Full Access
Question # 22

Which of the following descriptions about the snapshot backup of the OceanStor backup solution is correct: (multiple choice)

A.

The snapshot function of the backup software can automatically discover the storage volume where the database and mail system are located, and initiate a quiescing of the application before the snapshot.

To trigger a hardware storage snapshot. The volume where the file system is located cannot be automatically discovered and needs to be configured separately.

B.

After the snapshot is completed, you can choose to catalog and index the snapshot data (to ensure application-level recovery or small particle recovery).

C.

Offline backup of snapshots. The backup adopts offline mode and does not occupy the resources of the production system.

D.

After adopting snapshot backup, data can be recovered from the recovery layer and protection layer. The compliance layer has a special purpose and cannot be used for data recovery.

Full Access
Question # 23

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

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.

Full Access
Question # 24

What is wrong about managing fast storage resources in the following options:

A.

The administrator can view the volume resource information created by business group users or administrators.

B.

The administrator can create, view, and delete block storage service levels.

C.

When the volume resource status is not updated in time, the administrator can update it manually.

D.

Storage resources are distributed to users through the block resource pool. The administrator can view and modify the information of the resource pool or delete the resource pool.

Full Access
Question # 25

The key technologies of OceanStor 9000 to improve the performance of object storage applications include: (multiple choice)

A.

Concurrent access

B.

SMB3 multi-channel

C.

High-speed interconnection

D.

SSD acceleration

Full Access
Question # 26

Single selection is the data synchronization method in Oceanstor 9000 Inforeplicator including full synchronization and incremental synchronization.

Manual or automatic trigger

A.

True

B.

False

Full Access
Question # 27

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.

A.

True

B.

wrong

Full Access
Question # 28

Single choice Huawei oceanstor 9000 has no effect on device management, whether it is an online software version upgrade or an offline upgrade version.

ring.

A.

True

B.

wrong

Full Access
Question # 29

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

Full Access
Question # 30

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

Full Access
Question # 31

Which of the following is the correct sequence of steps in the design of a disaster tolerance solution? A. Storage capacity and disaster tolerance bandwidth calculation. B. Compatibility

recognize. C. Selection of disaster recovery plan. D. Network design. E. Design of disaster tolerance function.

A.

A-B-C-D-E

B.

B-C-A-E-D

C.

A-E-C-D-B

D.

C-B-A-D-E

Full Access
Question # 32

Which of the following descriptions is correct?

1. The goal of backup is to prevent human misoperation or system problems. It saves historical data and the recovery time is relatively long. 2. Backup

Solutions are usually implemented using snapshot, mirroring or replication technology.

A.

A.1 is wrong and 2 is right.

B.

B.1 wrong 2 wrong.

C.

C. 1 pair 2 pairs.

D.

D.1 is right and 2 is wrong.

Full Access
Question # 33

(single choice) Among the following OceanStor 9000 software features, which feature can provide file system snapshots? A. InfoLocker

B. InfoStamper

C. InfoProtector

D. InfoEqualize

Full Access
Question # 34

In the Huawei dual-active disaster recovery solution, which of the following situations must use Fibre Channel connection?

A.

The distance between the two data centers is less than 25 kilometers and the number of fiber connections is less than 4 pairs

B.

The distance between the two data centers is more than 25 kilometers and the number of fiber connections is more than 4 pairs

C.

The distance between the two data centers is greater than 25 kilometers and the number of optical fiber connections is less than 4 pairs

D.

The distance between the two data centers is less than 25 kilometers and the number of fiber connections is more than 4 pairs

Full Access
Question # 35

(multiple choice) The basic principles of daily maintenance of big data storage systems include:

A.

Develop a reliable backup plan

B.

Reserve spare parts on site for timely replacement in case of failure

C.

Use the resources and software provided by the original manufacturer

Full Access
Question # 36

(multiple choice) OceanStor 9000 adopts Erasure code technology to protect data. If a site has 6 nodes, and the customer hopes that even if three disks are broken in one strip, the data can still be restored. The available redundancy protection levels are as follows:

A.

4+3:1

B.

6+3

C.

4+2

D.

12+3:1

Full Access
Question # 37

For a replication consistency group in a normal state, before performing a master-slave switchover, what operations need to be performed on the replication consistency group?

indivual?

A.

Cancel write protection from the end

B.

Adjust the recovery strategy to manual

C.

Split

D.

Switch directly without any operation

Full Access
Question # 38

When using Huawei OceanStor BCManagereReplication to configure primary and secondary disaster recovery, which of the following operations is not necessary

of?

A.

Add storage devices and hosts

B.

Create a protection group

C.

Configure the site

D.

Configure the host group

Full Access
Question # 39

In the use of OceanStor BCManager eReplication for disaster recovery switchover and fallback testing, the production end and disaster recovery

Both end arrays must support the snapshot feature.

A.

True

B.

False

Full Access
Question # 40

(single choice) Which load balancing method does the Huawei OceanStor 9000 InfoEqualize feature not support?

A.

CPU usage

B.

User Group

C.

Number of node connections

D.

Node throughput

Full Access
Question # 41

Which of the following descriptions are correct about the data backup strategy? (Multiple choice)

A.

Any backup needs a full backup as the basis

B.

Differential incremental backup can minimize the use of backup space

C.

Differential incremental backup refers to the backup of the differential data between two backups

D.

Synthetic backup has advantages over incremental backup and recovery time in the same scenario

Full Access
Question # 42

In the data backup application scenario, which one of the following descriptions about the quality of the optical disc storage medium is wrong?

A.

It is suitable for scenarios that do not require high backup speed.

B.

Applicable to scenarios that require high backup capacity.

C.

Suitable for backup scenarios that do not need to be frequently erased.

D.

Data can be stored for a long time.

Full Access
Question # 43

(multiple choice) Which of the following are correct in the description of the CIFS protocol?

A.

Data transmission based on TCP protocol

B.

Data transmission based on UDP protocol

C.

Linux platform file sharing agreement

D.

Windows platform file sharing agreement

Full Access
Question # 44

The following describes the characteristics of which kind of backup networking

1. Occupy larger existing network bandwidth.

2. The backup performance is limited.

3. It has a certain impact on the host application.

A.

LAN-Base

B.

LAN-Free

C.

Server-Less

D.

Server-Free

Full Access
Question # 45

In the Simpana software, the following components are included

1. MediaAgert

2. CommServe

3. IDataAgent

The following description of the order of upgrade components is correct.

A.

A.1->2->3

B.

B.1->3->2

C.

C.2->1->3

D.

D.3->1->2

Full Access
Question # 46

In Huawei’s local high-availability solution, if the HyperMirror feature is adopted, which feature must also be used to correct the difference?

The structure stores the entire column to create a mirror.

A.

HyperMitror

B.

Smartvirtnalization

C.

HyperClone

D.

HirperReplication

Full Access
Question # 47

After testing, the bandwidth of the two data centers of the customer is 155Mbit/s, the peak write bandwidth of an application is 9.8MB/s, and the average

The write bandwidth is 300KB/s, the average write I/O size is 4KB., and the bandwidth utilization rate is 70%. Colleagues choose active and standby synchronous remote replication for disaster recovery

Scheme, the scheme:

A.

Not feasible, 200Mbit/s is required to calculate the bandwidth.

B.

Not feasible. The primary and standby synchronous remote replication disaster recovery solution requires that the bandwidth utilization rate must be >80%.

C.

Not feasible. The primary and standby synchronous remote replication disaster recovery solution requires that the write I/O size must be less than 2KB.

D.

Feasible, because the conditions meet the requirements of the primary and standby synchronous remote replication disaster recovery program.

Full Access
Question # 48

The disadvantage of physical tape libraries is that the hardware and mechanical failure rate is relatively high, and the single-selection tape media itself is relatively fragile and vulnerable to external environments.

Environment (temperature, humidity, dust, etc.), it is prone to failure.

A.

True

B.

False

Full Access
Question # 49

In the HyperMletro dual-active data center solution, the following statement about the static priority of the arbitration and split-brain prevention mode is incorrect.

Which one is it?

A.

When the priority site array fails, the non-priority site automatically takes over the active-active service.

B.

When the priority site array is actively powered off for maintenance, the non-priority site array immediately takes over all active-active services and the services will not be interrupted.

C.

When an inter-array link failure occurs, the LUNs on the priority site continue to provide services, and the LUNs on the non-priority site stop providing services. D. When a non-priority site fails, the LUN on the priority site continues to provide services, and the LUN on the non-priority site stops providing services.

Full Access
Question # 50

It is a necessary step to create a consistency group in Huawei's active-standby disaster recovery solution.

A.

True

B.

False

Full Access
Question # 51

The cascading replication disaster recovery solution establishes a cascading replication relationship for the storage devices used by the business to achieve intra-city disaster recovery + remote disaster recovery, with little impact on the performance of the production center.

A.

True

B.

False

Full Access
Question # 52

Before deploying Huawei's active-active solution, the customer's current multi-selection network information that needs to be collected includes: (multiple selection)

A.

Physical environment information

B.

Business system

C.

Network information

D.

Data volume

Full Access
Question # 53

Among Huawei's many disaster recovery solutions, which of the following scenarios can eReplication be used? (multiple choice)

A.

Primary and standby disaster recovery

B.

3DC

C.

Data center active-active

D.

Local high availability

Full Access
Question # 54

(multiple choice) The daily inspection performance indicators of the big data storage system include:

A.

Disk utilization

B.

CPU utilization

C.

Memory utilization

D.

Node throughput

Full Access
Question # 55

The recommended scenarios for installing iDA in a virtual machine are: (multiple choice)

A.

The storage is directly connected to the virtual machine

B.

The storage is directly connected to the ESXi host

C.

The virtual machine contains a large database

D.

There are a lot of files in the virtual machine

Full Access
Question # 56

Which of the following statements about backup networking LAN-free and Server-free is correct?

A.

Server-free generates a copy during data backup, and the copy will be mounted to the backup server.

B.

Server-free networking can directly back up the backup data to the backup medium.

C.

LAN-free backup networking has no impact on production hosts.

D.

The path of LAN-free backup data stream is production storage -> backup server -> backup media.

Full Access
Question # 57

Which of the following statements about snapshots is correct

A.

Snapshot is the newly written data

B.

Snapshot refers to a consistent data copy of source data at a certain point in time

C.

Snapshot data can only be read by the host and cannot be changed

D.

Snapshot is a physical copy of the complete source data

Full Access
Question # 58

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

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

Full Access
Question # 59

The block service provides a linked clone mechanism and supports the creation of multiple snapshots based on a cloned volume. Each snapshot volume has just been created

The data content at the time of arrival is consistent with the data content in the clone volume, and subsequent modifications to the clone volume will not affect the original snapshot and other clones

roll.

A.

True

B.

False

Full Access
Question # 60

A bank’s production center and disaster recovery center use Huawei’s hyper-converged storage, and replication between sites

The link is recommended to be within 3000 KM, the minimum connection bandwidth is not less than two-way 10 Mbps, and the average write bandwidth of the replication volume is less than that of remote replication

bandwidth.

A.

True

B.

False

Full Access
Question # 61

An enterprise plans to purchase a set of storage equipment. According to the IOPS requirements of the enterprise’s business, a single hard disk needs to be stored

The supported IOPS is 3000. Considering the cost factor, it is recommended to use which of the following hard drives best meets the requirements of the enterprise

A.

SAS SSD

B.

FC SSD

C.

SAS HDD

D.

NL SAS HDD

Full Access
Question # 62

DME supports active operation and maintenance based on the Al&Policy Engine. After selecting the DME platform, which of the following options can be completed

()

A.

Configuration check

B.

Availability check and forecast

C.

Capacity check and forecast

D.

Performance check and forecast

Full Access
Question # 63

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

A.

Bucket-level quota

B.

Tenant-level quota

C.

Account-level quota

D.

User group quota

Full Access
Question # 64

When you need to uninstall Huawei UItraPath host multipathing software, which one of the following operations is correct?

A.

After stopping the host service read and write, immediately execute the UItraPath uninstall command

B.

In the iscsi business environment, delete the disk mapping on the host first, and then disconnect all the connections of the host iscsi initiator.

Finally execute the UltraPath uninstall command

C.

In the FC service environment, after disconnecting all FC host physical ports, execute the UltraPath uninstall command

Full Access
Question # 65

Single Choice Company A plans to adopt hyper-convergence to realize the rapidly changing information needs of the enterprise. The following items are the architectural features of hyper-convergence

()

A.

Business-centric Scale-Out architecture

B.

Data-centric Scale-Up architecture

C.

Data-centric Scale-Out architecture

D.

Computing-centric Scale-Up architecture

Full Access
Question # 66

An enterprise storage device generates a fault alarm. After Engineer A arrives at the customer site, he prepares to collect storage

The storage equipment information is passed to R&D for further analysis. What collection methods can Engineer A use to collect information ()

A.

Collect storage system configuration data through the command line

B.

Use DeviceManagerl to collect logs and alarms

C.

Configure the public network IP for the storage, let R&D log in directly to collect information

D.

Install SmartKit software to collect information

Full Access
Question # 67

OceanStor9000 supports clients of different protocols to access the same directory or file at the same time. E.g

Windows client (CIFS protocol), Linux client (NFS protocol), Mac OS X client (CIFS protocol or

NFS protocol).

A.

True

B.

False

Full Access
Question # 68

Regarding the description of the big data storage and calculation separation solution, which menu option is wrong ()

A.

Support the creation of multiple namespaces to connect to multiple computing clusters

B.

Organize hardware storage media such as HDD and SSD into a large-scale storage resource pool through distributed technology

C.

Storage and computing are configured on demand, using integrated deployment

D.

Adopt a highly scalable fully distributed architecture

Full Access
Question # 69

Where is the shared mapping table of HyperSnap stored?

A.

COW Data

B.

Source LUN

C.

Snapshot LUN

D.

Cow Meta

Full Access
Question # 70

Multiple choice Internet company A uses Huawei's hyper-converged infrastructure to build the company's information platform, which greatly facilitates operation and maintenance management. Down

List which options reflect this feature ()

A.

Integrated management of hardware, software, and resources

B.

One-click operation and maintenance

C.

Factory pre-integrated

D.

Single node high performance

Full Access
Question # 71

In the Huawei HyperMetro active-active solution, when the active-active data center link fails, priority sites can be submitted first

Arbitration, so that the priority site will win the arbitration first, and can continue to provide host services

A.

True

B.

False

Full Access
Question # 72

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:

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

Full Access
Question # 73

An account is a credential for using an object storage service (compatible with Amazon S3 interface), and its management function does not include:

A.

Contract business management

B.

Basic account management

C.

Certificate Management

D.

Cross-domain access policy management

Full Access
Question # 74

A company purchased multiple sets of Huawei distributed storage, deployed them in multiple data centers, and used object service remote replication to build a disaster recovery system.

If these distributed storages are planned in the same area, then this area has one and only one default cluster, and other clusters are non-default clusters.

Identify the cluster.

A.

True

B.

Wrong

Full Access
Question # 75

Regarding target deduplication, which option is incorrect in the following description?

A.

Does not occupy the resources of the source.

B.

Target end deduplication is equivalent to post-processing deduplication (Post-procesig).

C.

Can not save transmission bandwidth.

D.

The data block is transferred from the source end to the target end, and the deduplication operation is performed on the target end.

Full Access
Question # 76

In Huawei distributed storage, the block service asynchronous remote replication architecture is based on the block service cluster to build an asynchronous replication relationship.

Based on the difference data, periodically synchronize the data of the master and slave volumes. After the data synchronization of the last synchronization cycle is completed, the current synchronization cycle starts.

Initially, all data generated on the primary volume will be written to the secondary volume during this synchronization.

A.

True

B.

False

Full Access
Question # 77

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.

A.

True

B.

False

Full Access
Question # 78

After a certain company created a scheduled HyperCDP plan for a period of time, it frequently prompted that the storage pool resources were not

At this time, you can choose which of the following configuration to modify the timing HyperCD plan ()

A.

Shorten the cycle of creating timed HyperCDP

B.

Increase the period of timed HyperCDP creation

C.

Increase the reserved number of HyperCDP

D.

Create HyperCDP at fixed time

Full Access
Question # 79

An enterprise uses Huawei OceanStor hybrid flash storage for multi-selection storage. In order to facilitate management, the administrator uses SmartQuota

The technology creates different Quota Trees on the root directory for departments A, B, and C to use separately. Regarding setting quota types, which of the following

The statement is correct ()

A.

You can set the default catalog quota on Quota Tree

B.

You can set user quotas on Quota Tree

C.

You can set catalog quota on Quota Tree

D.

User group quota can be set on Quota Tree

Full Access
Question # 80

Among the following multiple-choice statements about concepts related to the HyperReplication feature, which options are correct ()

A.

Synchronization refers to the process of copying data from the slave LUN to the master LUN

B.

Pair refers to the data replication relationship between the master LUN and the slave LUN

C.

Consistency group refers to the collection of Pairs associated with multiple businesses

D.

Split refers to the suspension of data synchronization from the primary LUN to the secondary LUN

Full Access
Question # 81

PCle protocol components include:

A.

Session layer

B.

Data Exchange Layer

C.

Physical layer

Full Access
Question # 82

Implementation engineer A checks the interface module of Huawei hybrid flash storage OceanStor18000, which of the following statements are correct

of()

A.

The interface type does not support 12GB SAS shared expansion module

B.

The interface type supports 8Gb, 16Gb FC interface modules

C.

Support GE and 10 GE electrical interface modules according to port type

D.

Interface type supports 8 Gb Smart IO interface module

Full Access
Question # 83

Which of the following is the maintenance software supported by Huawei's hybrid flash storage products?

A.

SmartKit

B.

OceanStor UltraPath

C.

BCManager eReplication

D.

OceanStor eSDK

Full Access
Question # 84

.An enterprise has applications such as key performance applications, mainstream commercial applications, archiving and printing services, and each application is independent, in order to ensure business priority

You can use SmartMulti-Tenant technology to create tenants for different businesses, and set each

Storage resources of the tenant's vStore

A.

True

B.

False

Full Access
Question # 85

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

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.

Full Access
Question # 86

When analyzing and adjusting the factors that affect the performance of the Huawei 0ceanstor 9000 client, the steps involved are as follows:

A.

Check and adjust external interference factors

B.

View performance indicators of performance monitoring tools

C.

Check and adjust the system configuration

Full Access
Question # 87

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).

A.

True

B.

False

Full Access
Question # 88

In the era of big data, various industries will encounter challenges in the process of data processing. What challenges will the public security criminal investigation industry encounter? (multiple choices)

A.

The number of videos is large and the manual operation is time-consuming.

B.

Poor real-time analysis ability, which affects the speed of solving crimes

C.

The image format is not uniform and the query efficiency is low

D.

Data fragmentation, lack of effective data sharing

Full Access
Question # 89

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

A.

Business disaster recovery

B.

Data distribution

C.

Data access from the end

Full Access
Question # 90

IDC's description of the characteristics of big data, which items are correct of? (Multiple choice)

A.

Volume-huge amount

B.

Variety-Diversity

C.

Value-value density

D.

Variety-speed

Full Access
Question # 91

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

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

Full Access
Question # 92

In Huawei 0ceanstor 9000, the client processing the write request will divide 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 then each node calculates the check data piece, and writes it to each 2 node’s

Power-saving memory. After all nodes write to power-saving memory successfully, this write operation is successful.

A.

True

B.

False

Full Access
Question # 93

In scenarios where customers have high requirements for file read and write performance, if the performance calculation application scenario, the backend of Oceanstor 9000 has been

With 10GE networking, what type of network should customers recommend for the front-end business network? (Multiple choice)

A.

0GE networking

B.

Old network

C.

GE networking

D.

FC networking

Full Access
Question # 94

Huawei Oceanstor 9000 storage system adopts hierarchical security maintenance. What is not the security content of the application layer?

A.

Password system

B.

Authorization and authentication mechanism

C.

Use SSH/SFTP methods to avoid insecure network communication

D.

Activity record

Full Access
Question # 95

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

A.

AD domain

B.

LADP domain

C.

Local authentication

D.

Global authentication

E.

NIS certification

Full Access
Question # 96

Which of the following options are the shortcomings of HDFS components? A. Remote replication feature is not supported

B. Low hardware fault tolerance

C. File system performance bottlenecks are likely to occur under large-scale deployment

D. Low capacity utilization and high cost

Full Access
Question # 97

In the Oceanstor 9000 storage system, which system resources can be controlled by the Infollocator feature? (multiple choice)

A.

storage space

B.

user

C.

number of files

D.

User Group Answer

Full Access
Question # 98

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

Full Access
Question # 99

In the Huawei Oceanstor 9000 system, if the client's access to the storage system nodes is unevenly distributed,

After re-adjusting the partition, you need to unmount the shared directory in each client and remount it with the assigned domain name

A.

True

B.

False

Full Access
Question # 100

When planning the front-end service network IP address for the C72 node of Huawei Oceanstor 9000, you need to plan for each node

4 static front-end IP addresses

A.

True

B.

False

Full Access
Question # 101

Which item should be in the correct order?

A.

abcba

B.

bcbab

C.

acbab

D.

babcb

Full Access
Question # 102

What is the unit that Huawei 0 ceanstor9000 provides CIFS/NFS/FTP sharing?

A.

Catalog

B.

Documentation

C.

User

D.

User Group

Full Access
Question # 103

Multi-select Huawei Oceanstor 9000 During the software installation process, you also need to apply for some temporary IP addresses for the back-end business network.

For the description of these temporary|P addresses, the correct one is: (multiple choice)

A.

If the cluster has 6 nodes, you need to apply for 6 P addresses

B.

Need to specify which node to use.-An IP address

C.

After the software installation is completed, these addresses will be deleted automatically

D.

It does not matter if these temporarily planned back-end storage network IP addresses overlap with the actual planned back-end storage network IP addresses of the nodes.

Full Access
Question # 104

In the Huawei storage system, which of the following statements about rolling back HyperCDP are correct ()

A.

In order to ensure data consistency, the host business needs to be suspended before HyperCDP is rolled back

B.

HyperCDP needs to be in the active state to perform the rollback operation

C.

When the source LUN of HyperCDP is also the primary LUN or secondary LUN of remote replication, you need to

The HyperCDP rollback operation can only be performed after the remote replication pair status becomes "split"

D.

For a source LUN with multiple HperCDPs, multiple HperCDPs can be executed at the same time

HyperCDP rollback operation

Full Access
Question # 105

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

A.

Local user authentication

B.

AD domain user authentication

C.

NIS domain authentication

D.

LDAP authentication

Full Access
Question # 106

Operation and maintenance engineer A consults the Huawei All-Flash Storage Manual about the process of hardware trusted and safe boot,

The following sequence is correct () ①Verify Grub's signature public key ②Verify the status of the software signature certificate ③Verify and load Grub④Verify

And load the OS

A.

④①③②

B.

①④②③

C.

①③②④

D.

①②③④

Full Access
Question # 107

Which of the following features in Huawei Oceanstor 9000 (C30) does not require activation of the corresponding license?

A.

Automatic hierarchical storage

B.

Quota management

C.

Directory snapshot

D.

Round-robin load balancing

Full Access
Question # 108

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

A.

1

B.

2

C.

3

D.

4

Full Access
Question # 109

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

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

Full Access