Huawei Huawei Certifications H13-624 Questions & Answers

• Question 471:

  Which of the following options does not belong to the characteristics of the distributed storage big data service solution single-choice solution ()

  A. Integrated deployment, storage and calculation are configured in proportion

  B. High performance support EC, better than native HDFS 3.0

  C. Distributed NameNode

  D. EC mechanism that is truly fully compatible with native HDFS semantics

  Correct Answer: A

• Question 472:

  Multiple choice The description about the analysis and adjustment of the CIFS transmission size of the Oceanstor 9000 system is wrong: (multiple choice)

  A. CIFS transfer block size refers to the size of CIFS file sharing in a single service request between the IP client and Oceanstor 9000.The size of the data block

  B. Analyze the file size ratio that needs to be stored in Oceanstor 9000 to obtain the storage file model, and then select an appropriate size Numerical value

  C. To adjust the transmission block size, you need to adjust the client and Oceanstor9000 at the same time. Small value shall prevail

  D. Since the parameter value in Oceanstor 9000 has been set to the minimum value by default, it is only necessary to adjust the parameter value of the client to the target value.Nominal value

  Correct Answer: CD

• Question 473:

  An enterprise plans to purchase a set of storage equipment, and its business has different requirements for storage performance. Which of the following descriptions is wrong when performing hard disk selection, planning and design

  A. It is recommended to use SS hard disks for the high-performance tier

  B. The capacity layer uses SATA HDD hard disks

  C. The performance layer uses SAS hard drives

  D. Enterprises have different requirements for storage performance. Considering the cost issue, it is recommended to use tiered storage

  Correct Answer: C

• Question 474:

  In the "Oceanstor 9000 Network Diagram", what type of switch b should be?

  A. S5700

  B. IS5023

  C. CE6800

  Correct Answer: A

• Question 475:

  Oceanstor 9000 adopts Erasure code technology to protect multiple selection data. If a period has 7 nodes, And if the customer wants the disk utilization to reach at least 70%, the available redundancy protection levels are: (multiple choice)

  A. 6+1

  B. 4+2

  C. 6+4

  D. 12+2:1

  Correct Answer: AD

• Question 476:

  The Huawei Oceanstor 9000 InfoTier file pool policy will determine the storage location of files created and when files are re-striped. Which one of the following statements about the file pool strategy is incorrect?

  A. The default policy has the lowest priority

  B. The default strategy can be modified

  C. The relationship between the strategy parameter combinations is "or"

  D. Supports configuration of up to 128 file pool policy responses

  Correct Answer: C

• Question 477:

  The file sharing interface provided by Huawei Distributed Storage System does not include a single selection. Which of the following options is included?

  A. CIFS

  B. NFS B

  C. Object

  D. FTP

  Correct Answer: C

• Question 478:

  Which one of the following is incorrect about the Huawei Oceanstor 9000 CIFS share configuration statement?

  A. After Notify is enabled, a client's change operation in a directory cannot be accessed by other users who are accessing this directory and its parent directory client awareness

  B. When oplock (Opportunistic locking) is enabled, the file will be cached locally before being sent to the shared storage, which is helpful To improve client access efficiency

  C. After Guest is checked, users do not need to enter a user name and password when accessing the shared directory on the client

  D. After the mandatory signature is checked, the client will be forced to use the signature function. If the client is not set to start state, then Oceanstor9000 will reject the client's data access request

  Correct Answer: A

• Question 479:

  Adjust the TCP parameters of LINUX clients accessing Huawei Oceanstor 9000 cluster to improve access performance.

  Under the network, it is recommended to increase the size of the TCP sending and receiving buffer area to the following value, net.ipv4.tcp_rmem='4000000 8000000 16000000'net.ipv4+tcp_wmem='4000000 8000000 16000000'

  A. True

  B. False

  Correct Answer: A

• Question 480:

  Among the node types of Oceanstor 9000, there is no need to consider that the node of the single-select IPMI management network is the C72 node.

  A. True

  B. False

  Correct Answer: A