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Huawei H13-629_V2.0 HCIE-Storage (Written) v2.0 Exam Practice Test

Demo: 54 questions
Total 363 questions

HCIE-Storage (Written) v2.0 Questions and Answers

Question 1

Which of the following is a description of theUltraPath multipath setting? (Multiple answers)

Options:

A.

The mode of operation of the array can be in-controller load balancing or inter-controller load balancing.

B.

Load Balancing Mode Including wheel training algorithm, the maximum queue depth algorithm, the maximum workload algorithm.

C.

After the connection is interrupted between the LUN home controller and the host, the host accesses the LUN through the peer controller. In this case, the over-trail software defaults the switched home controller of the LUNto the remote controller.

D.

When multipath detects a preferred controller failure recovery, the I / O is resumed immediately at the preferred controller by default.

Question 2

If a customer needs to install the simpana file system using the backup client on the production system server, which of the following configuration is essential? (Multiple choice.)

Options:

A.

In the backup client Tianjin ah master server resolution.

B.

Add a resolution of the media server on the backup client.

C.

When the master server adds the resolution of the backup client.

D.

Add a resolution ofthe storage media to the media server.

Question 3

Huawei Standard Edition N8500 has two nodes named Pubeth1 and Pubeth4. It opened the NFS service. NFS server accepts recovery after NFS guest.

However, the client mount point can not be accessed into the directory for a long time without echo. What do you need to do to fix it?

Options:

A.

Restart the NFS server of the N8500

B.

Restart the client's NFS service

C.

Reseat the NFS client network cable

D.

Forcibly unmount the NFS client mount point and mount it again

Question 4

Disaster recovery project information research mainly includes information about who, what, and why. What is the followinginformation background? (multiple choice)

Options:

A.

A bank has more than XX customers and XX corporate customers.

B.

Data loss will be huge and business disruption may result in significant financial loss.

C.

Business interruption has a huge impact, and the interruption time in business deployment is less than 2 hours.

D.

Clients want to build two live-action data centers in the same city to realize the key business activities such as RTO 2.

Question 5

Which of the following feature is correct about the OceanStor V3 volume mirroring? (Multiple choice.)

Options:

A.

After creating a mirrored volume for a normal LUN, the server read-write IO results in a change as a result of internal information exchange.

B.

The amount of data actually stored on a LUN is 2G, thetotal copy of the data is 4G. A volume image is created for the LUN, the LUN is mirrored when the copy is generated during system creation.

C.

You can configure a volume mirror for external LUNs or configure external LUNs as mirror copies.

D.

Whenconfiguring volume mirroring, mirror copies are required from different disk domains.

Question 6

A hospital bought a Huawei OceanStor 9000V100R001C30 storage device for storing business data. According to the relevant laws andregulations, which of the following descriptions of data loss prevention is wrong?:

Options:

A.

The engineer has set the WORM root directory according to the hospital's requirements, and all the subdirectories under this directory have the WORMattribute.

B.

During the file protection period, no one can delete the protected file.

C.

Protected Documents are Protected for a Period of 70 Years on Huawei OceanStor 9000 Storage Device.

D.

WORM log save root, quota and WORM protection period cannot beset.

Question 7

Which of the following VMWARE virtual machine scenarios can use VADP backup?

Options:

A.

The storage is connected directly to the virtual machine, including RDMs, directly to iSCSI or NFS.

B.

Virtual machines contain large databases.

C.

The virtual machine is deployed in the AIX operating system.

D.

Virtual machines contain non-Microsoft family applications.

Question 8

You want to improve host write performance on the primary storage. Two sets of OceanStor unified storage with synchronous remote replication are effective in doing this is which of the following ways? (Multiple choice.)

Options:

A.

RPO does not require 0 for the scenario, it is recommended to use asynchronous remote replication.

B.

The main storage using smart cache acceleration, speed up the main storage IO processing speed.

C.

According to the service pressure of the LUNs stored on theprimary side, assign the home controllers of each LUN to the A and B controllers.

D.

If you are using an asynchronous remote replication scheme, you need to design a startup synchronization time based on the RPO metrics and consider the setting possible startup synchronization time during the business.

Question 9

The Redhat Linux Enterprise 6 cp command is used to complete the operating system data migration. What steps are needed to verify the transfer? (Multiple choice.)

Options:

A.

Check if the size of the migrated file is the same as the original data.

B.

Check if the number of documents corresponds to the original data

C.

Check if each file with read and write permissions corresponds to the original data

D.

Whether the time for reviewing the case file corresponds to the original data.

Question 10

When planning an active-active disaster recovery solution, the business end adopts the cluster application. Which of the following clusters is the application cluster?

Options:

A.

mSCS

B.

Oracle RAC

C.

HACMP

D.

SQL server

Question 11

What commands are used forviewing SCSI controller information on Linux systems with Qlogic HBAs?

Options:

A.

lspci | grep SCSI

B.

cat / proc / scsi / scsi

C.

cat / proc / scsi / qla2300 / 1 | grep port

D.

lspci | grep Ethernet

Question 12

In a manual recoveryprocess, which of the following operations is not required? (Multiple choice.)

Options:

A.

Stop the current production business, delete the host mapping.

B.

Adding the remote device to the original production side array.

C.

With the disaster recovery array as themaster LUN and the original production array as the slave LUN, create the remote replication relationship between the DR and the production end and wait for the initial synchronization to be completed.

D.

Make an incremental synchronization.

E.

Delete theoriginal production array consistency group.

Question 13

True or Falese, backup media using PTL or VTL simpana backup software can not start the deduplication function.

Options:

A.

True

B.

False

Question 14

A customer wants to deploy one OceanStor v3 storage to meet their capacity and performance requirements. Which of the following should beconsidered regarding the hard drive configuration? (Multiple choice.)

Options:

A.

Hard drive capacity

B.

Metadata space size

C.

Hard drive type

D.

RAID type

Question 15

The OceanStor V3 storage system has 96 hard disks in one harddisk domain. To maximize the performance of the hard disk, it is recommended to use the LUNs in the hard disk domain.

The total number of hard disks is not less than:

Options:

A.

96

B.

4

C.

32

D.

12

Question 16

Which of the following statementsabout multi-plane system design of the Huawei Oceanstor unified storage system is correct?

Options:

A.

The service plane uses GE channels for data transmission.

B.

The service plane connects the host IO channel, disk IO channel and GE switching channel.

C.

Plane redundancy between each other, when the business plane fails, allowing the use of control plane transmission services.

D.

When the GE switch channel fails, you can use the PCIe switch channel as a backup data transmission channel.

Question 17

A N8500 (V200R001) clustered NAS system with a set of storage units at the back end. Three RAID Groups, respectively named RG1, RG2, RG3 have been created on the storage unit. There are two LUNs under each RAID group, the capacity of each LUN is 12G.

The names are RG1-LUN1, RG1-LUN2, RG2-LUN1,RG2-LUN2, RG3-LUN1, RG3-LUN2, and all LUNs are added to one in storage pool. The purpose is to create a file system based on these LUNs. What of the following will certainly create a failure?

Options:

A.

fs create striped fs01 10g 3 RG1-LUN1, RG2-LUN1, RG3-LUN1 stripeunit = 2048 blksize = 8192

B.

fs create mirrored fs02 10g 2 RG1-LUN2, RG2-LUN2 stripeunit = 2048 blksize = 8192

C.

fs create mirrored-stripe fs03 10g 2 2 RG1-LUn1, RG2-LUN1 protection = disk stripeunit = 2048 blksize = 8192

D.

fs create striped-miiro fs04 20g 2 3 RG1-LUn1, RG1-LUN2, RG2-LUN1, RG2-LUN2, RG3-LUN1, RG3-LUN2 protection = disk stripeunit = 512 blksize = 1024

Question 18

Huawei Oceanstor 9000 provides a single file system to the outside through the unified file system namespace management. Which of the following description is correct? (Multiple choice.)

Options:

A.

The namespace isautomatically created when HUAWEI OceanStor 9000 is started with the same name as the system namespace.

B.

Namespaces as the root directory of the entire system can not be shared and visited, only if ask the subdirectories below it can be shared and visited.

C.

A unified namespace provide users with a unified storage resource pool to achieve the centralized management of storage space and distribution.

D.

Each file share directory is a subdirectory of the namespace.

Question 19

What is the correct description of the Huawei Oceanstor 9000 read and write process?

Options:

A.

The CA is responsible for initiating the metadata query

B.

If the global cache read hit, read from theglobal cache without having to go to the OBS to read the stripe data

C.

Reading data, the MDS is responsible for assembling the slitting data

D.

When writing data, calculate the redundant data by MDS

Question 20

In order to support business expansion, a large enterprise has decided to purchase two Huawei OceanStor 9000 storage systems to replace the existing NAS systems. The two systems were deployed in two cities. The main operating system of the business operation time is 8: 00-18: 00. Whichof the following description of disaster recovery on disaster recovery applications planning is correct? (Multiple choice.)

Options:

A.

Info replication as an optional feature of Huawei OceanStor 9000de, the production sites and disaster recovery sites need onlythe production site to purchase info replicator feature of the license

B.

Plan a separate directory for each type of service using the Huawei OceanStor 9000 system at the D and Y sites in the system's root directory as a remote copy of the master directory, and shared to the corresponding business server i

C.

Because the client's business traffic is mainly concentrated in the daytime working hours, you can not set the replication zone bandwidth limit, the synchronization task on the non-workers make time, take full advantage of node bandwidth

D.

For each type of business to create a pair for the type of business data replication synchronization

Question 21

WMware backup transfer mode NBD SSL refers to the backup agent through the TCP / IP network to read the backup data, VSA and ESX between encrypted transmission.

Options:

A.

True

B.

False

Question 22

True or False, in a Huawei Oceanstro V3 smartVirtualization, eDevLUN and external LUNs are a one-to-onecorrespondence

Options:

A.

True

B.

False

Question 23

Which remote replication description about the OceanStor V3 file system is correct? (Multiple choice.)

Options:

A.

Theobject-based approach to data replication.

B.

ROW snapshots based on the cyclical manner of data replication.

C.

The user can trigger manually or system timing synchronization.

D.

Support dequota quota information of the main file system to theslave, no need for the slave to configure quota.

Question 24

A RedHat Linux 6 system includes a specific file folder read and write errors, the file system needs to be modified after the diagnosis. Which of the following is the correct repair operations?

Options:

A.

Direct use of the root user, in the case of the file system is mounted fsck repair

B.

Using the owner of the user data file, perform an fsck fix if the file system is mounted

C.

Use the owner of the user data file to perform a fsck fix on the device ifthe file system is unmounted

D.

Using the root user, perform a fsck fix on the device while the file system is unmounted

Question 25

When installingSimpana, the client agent is installed on the server. There are two configured IP cards that the administrator how to set up, how should this be done?

Options:

A.

Add data interface pair

B.

configure the firewall

C.

Add host resolution

D.

Configure the host route

Question 26

Which of the following is true regarding IP drift in the Huawei Oceanstor V3 storage system?

Options:

A.

One Ethernet port can create multiple logical ports

B.

If Ethernet ports A and B are added to VLAN 2, by default the ports A and B data are in the same drift group

C.

If binding port A and physical port B join a unified VLAN, as long as there is a physical port in bonded port A, the service will switch to Physical Port B

D.

When the IP drift mode is set to "Manual", when the port is restored, and the active port link is in a normal state for more than one minute, the system can cut back the service to the main port.

Question 27

Which description of OceanStor V3 storage system tuning process is incorrect?

Options:

A.

Need to understand the business (applications and data, etc.), clear the goal of tuning.

B.

After tuning all the system configuration parameters related to performance bottlenecks, judge whether the tuning goal is completed.

C.

Back up business systems and data before tuning.

D.

Monitor and analyze performance data by business processes, identify performance bottlenecks and analyze root cause.

Question 28

Which of the following statements are a correct description of the CIFS agreement?(multiple choice)

Options:

A.

CIFS does not allow multiple clients to access

B.

The CIFS client writes the shared file and does not write to the storage system immediately. Instead, the file is saved in the local cache and can be read againImprove read rate, improve performance

C.

CIFS does not support anonymous transmission and shared authentication access

D.

CIFS supports a variety of character sets to ensure CIFS can be used in all language systems

Question 29

Which of the following is correct regarding FTP passive transmission mode:

Options:

A.

The server initiates the establishment of a data connection request

B.

The FTP client uses the pasv command to tell the FTP server its own IP and port number

C.

FTP server uses the pasv command to tell the FTP client's own IP and port number

D.

The target port number that initiated thedata connection request may be 29999

Question 30

Which of the followingdescription of the infoLocker feature of Huawei's Ocenastor 9000 is incorrect?

Options:

A.

To prevent changes in the directory or file protection time because of the changes in cluster time, a directory or file is configured with WORM attributes. After the directory or file will use the WORM clock to time, set the WORM clock. When the system will be based on the clock, user’s file will not be modified over the protection period.

B.

If the cluster time is earlier than the WORM clock, the WORM clock will be chased every hour for up to 138 seconds to adjust. If the cluster is after the WORM clock, the WORM clock adjusts to the cluster time.

C.

When a directory is configured as a WORM root directory, all subdirectories, new directories and new files in the directory automatically get the parent directory of WORM attributes. These attribute parameters can only be configured when the WORM root directory is set. Only then the user’s view can not be modified.

D.

WORM logs are used to record the logs related to WORM operations and record them according to the time. The monthly log is a file that can be modified and can delete the file.

Question 31

In a customer environment with SuSE 10SP3, HBA QLogic QLE2562, using the operating system comes with HBA card driver. The storage array is Huawei OceanStor V3 storage. Whenstoring the FC host port on the system and the HBA on the host. When the card port mode is inconsistent, it is usually recommended to modify the FC host port mode on the storage side to solve the problem.

Options:

A.

True

B.

False

Question 32

When Replication Director creates a protection group to protect LUNs, you can see that there is no LUN on the interface. Which of the following may be the cause?

Options:

A.

There is a problem with the storage initiator configuration.

B.

There is a problem with the storage LUN configuration.

C.

There is a problem with the RD software configuration.

D.

There is a problem with the remote replication configuration.

Question 33

OceanStor 18000 hot backup strategy is set to high, all using 1TB hard drive when the hard disk domain, respectively, eight hard drives, 80 hard drives, 180 Hard disk, 280 hard disk, the system will be assigned how much hot spare space, in Terabytes?

Options:

A.

1,7,8,9

B.

1,7,15,24

C.

1,4,8,9

D.

1,5,7,9

Question 34

Which of the following is not anauthentication method supported by the OceanStor 9000 NFS protocol?

Options:

A.

LDAP authentication

B.

WSSE certification

C.

NIS certification

D.

AD domain certification

Question 35

When theoracle database is in an open state, which of the following is the correct oracle database recovery action?

Options:

A.

Restore the entire data file

B.

roll back to the Council before crying to a certain point in time

C.

Recovery control file

D.

open state cannot be restored action

Question 36

OceanStor V3 does not start up normally within 15 minutes after the system ispowered on. What can you use to log in to the storage system in order to locate this fault? (Multiple choice.)

Options:

A.

Sys status view system status

B.

Through the dev status view system status

C.

Through the dev status view device management started

D.

Through dev status view device management started

Question 37

A Simpana backup media pool configuration principle is:

Options:

A.

According to the differentretention time to divide the media pool

B.

As many media pools as possible to improve performance and utilization

C.

According to the purpose of the disk to partition the media pool

D.

According to the number of storage strategies or use to divide

Question 38

In a synchronous replication scenario, an application's peak write throughput is 16 MB/s, average write throughput is 500 KB/s, average write 1/0 size is 8 KB, privateinformation overhead is about 11%, and the FC network bandwidth utilization rate is 70%. The throughput of the disaster recovery network must be at least ( ).

Options:

A.

206 Mbit/s

B.

23 MB/s

C.

16 MB/s

D.

800 KB/s

Question 39

Windows supports both MBR and GPT disk partitioning modes. For MBR disks, the following options are correct:

Options:

A.

windows operating system can create up to 4 partitions

B.

Single partition capacity size limit of 1TB

C.

The total number of primary partitions and main expansion partitions does not exceed 4 and the maximum number of primary partitions 4

D.

The maximum number of logical partitions on the main extended partition does notexceed 4

Question 40

A customer needs 60TB of capacity. If you use 600G 15K SAS disks using Oceanstot V3 storage, create a RAID 5pool (8D + 1P), with low hot standby strategy, please estimate at least how many hard drives are needed? (Choose the closest value, assuming you do not consider the need for data protection space)

Options:

A.

100

B.

120

C.

140

D.

180

Question 41

Which of the following functions in VMware leverages content-based read cache (CBRC) of ESXi hosts as shown in the figure to ease the pressure of partial storms in VDI?

Options:

A.

Linked Clone

B.

VSA

C.

SE Sparse

D.

User Data Management

Question 42

An application's peak write throughput is 10 MB/s, average write throughput is 280 KB/s, average write I/O size is 4 KB, and the network bandwidth utilization rate is 70%. If OceanStor V3 storage systems are used to implement data disaster recovery based on asynchronousreplication, Synchronization Method is set to Timed wait when synchronization begins, and the value of Interval is 4 hours, the expected duration to synchronize data is no more than 1 hour. So the minimum network throughput should be (_).

Options:

A.

1600 KB/s

B.

400 KB/s,

C.

15 MB/s

D.

10 MB/s

Question 43

Which of the following statement regarding the Huawei disaster recoverysolution on the implementation of disaster recovery exercise is wrong?

Options:

A.

The disaster recovery walkthrough automatically stops the production application and unproduces the production to production host mapping on the deviceManager

B.

The application ofdisaster recovery drill is mainly about the production system to switch to disaster recovery operation, exercise disaster recovery environment is correct

C.

After the disaster recovery drills are executed, the replication relationship will be split, and the disaster recovery end will take over the production system running service

D.

The Drill process can be normal in the production side to stop the business, a quick move to a disaster recovery operation

Question 44

Which commands are used to view SCSI controller information in RHEL5.5 (with Qlogic QLE2562-CK inside)?

Options:

A.

lspci | grep SCSI

B.

cat /proc / scsi / scsi

C.

cat / proc / scsi / qla2xxx/* | grep port

D.

lspci | grep Ethernet

Question 45

Which of the following is correct regarding the vmware link cloning function?

Options:

A.

Linking Cloned VMs behave just like cloned VMs

B.

Linked Clone Avirtual machine is a complete clone of a cloned virtual machine

C.

Linked Clone The virtual machine is a standalone virtual machine

D.

Linked clone virtual machines take up less space than cloned virtual machines

Question 46

Which documents must be read for an Oralce database normal start? (Multiple choice)

Options:

A.

Parameter file

B.

Control Documents

C.

archive log file

D.

Data files

Question 47

Production time is Monday to Friday 8:00 to 18:00. There are three LUNs, respectively LUN1, LUN2, LUN3, LUN1 with a size of 500G, all IO.

The average response time needs to be within 5ms, the size of LUN2 is4TB, the coexistence of hot and cold data (with 12.5% of the hot data), and the size of LUN3 is 10TB. If performance requirements are not high and the engineer plans to use SmartTier, which of the following description is correct? (Multiple choice)

Options:

A.

Use3-tier Tier, 1TB high performance layer, 4TB performance layer, 10TB capacity layer, and configure LUN1 to allocate high-performance layer capacity first, LUN2 preferentially allocates performance layer capacity and LUN3 preferentially allocates capacitylayer capacity

B.

Use 3-tier Tier, 1TB high-performance layer, 4TB performance layer, 10TB capacity layer, configure LUN1 and LUN2 to migrate automatically, and LUN3 priority allocation of low-performance layer capacity

C.

The use of 3-tier Tier, high-performance layer 1TB, performance layer is 4TB, capacity layer is 10TB, while configuring LUN1, LUN2, LUN automatic relocation. The LUN3 is migrated preferentially to the low-performance layer

D.

Set the monitoring period of the Smart tier to 8:00 to 18:00 every day from Monday to Friday. The migration period is not overlapped with the monitoring period

Question 48

In Huawei OceanStor 9000, the client that processes the write request performs data fragmentation according to the protection level specified in the file, divides the data chip, writes the corresponding node onpower-saving memory, and then calculates the parity of each node data pieces, and writes to each node's power-saving memory. After the node writes the power-save memory, the write operation is successful.

Options:

A.

True

B.

False

Question 49

Which of the following statements is correct regarding Global Simplification?

Options:

A.

You can choose global deduplication as a storage policy when creating subclients

B.

You can modify theexisting storage policy to global deduplication

C.

Global deduplication policies can be referenced by multiple deduplication policies

D.

Global deduplication and parallel deduplication can not be used at the same time

Question 50

Which of the following describes Youtube, Facebook and other content warehouse sites data storage? (multiple choice)

Options:

A.

unstructured data high proportion

B.

large amount of data, rapid growth

C.

A variety of data types

D.

data unit GB value of high density

Question 51

When using OceanStor V3, you need to mount the file system snapshot to access the snapshot data.

Options:

A.

True

B.

False

Question 52

Which statement about SmartMigration functions is false during a SmartMigration-based migration?

Options:

A.

If multiple LUNs are used by a service, the LUNs must undergo a consistency splitting after the migration.

B.

If multiple LUNs are used by a service,consistency splitting cannot be performed before stopping services.

C.

For higher migration speed and storage performance, a migration task can be deleted as soon as it is completed.

D.

It is recommended to perform consistency splitting in off-peak hours.

Question 53

A customer RAID 5 fails in the OceanStor v3 storage array. After the engineer reclaims the RAID group tothe degraded state through commands, the RAID group tries to rebuild, but reconstruction failed many times, which of the following is correct (multiple choice).

Options:

A.

Recovery of the RAID group can be done by recovering the first failed hard disk

B.

Recoveryof the RAID group can not be done by recovering the first failed hard disk

C.

Recovery of the Raid group by recovering the first failed hard disk, the recovered data will be lost for a period of time

D.

Recovering the Raid Group by Recovering the First Erased Hard Disk, the recovered data is not available

Question 54

A customer requires 60 TB of storage space available on an OceanStor V3 storage system to store service data. How many disks will be used if the customer installs 600 GB 15K RPM SAS disks and creates a pool with RAID 5 (8D+1P) using a low hot spare policy? (Select the closest number without considering the required data protection space.)

Options:

A.

100

B.

120

C.

140

D.

180

Demo: 54 questions
Total 363 questions