Huawei Huawei Certifications H13-624 Questions & Answers

• Question 421:

  Operation and maintenance includes a variety of capability requirements, not only product technology, but also management systems, processes, etc.

  A. True

  B. Wrong

  Correct Answer: A

• Question 422:

  Back question mode, answer mode, single select a company to create a file system for its real-time chat business, and timed and fast According to this, every time the storage system generates a new snapshot, it will automatically use the snapshot

  A. True

  B. False

  Correct Answer: B

• Question 423:

  Regarding the description of the data protection function of the Huawei Oceanstor 9000 system, which of the following options is incorrect?

  A. Oceanstor 9000 realizes data recovery through ErasureCode N+M redundant storage

  B. Oceanstor 9000 realizes redundant storage of metadata through mirroring

  C. After enabling physical domain partitioning, the hard disk or node in a single domain fails, Will lead to degradation or failure of data reliability in other domains

  D. When the protection level is N+1, the minimum number of nodes required by the cluster is 3

  Correct Answer: C

• Question 424:

  Single choice, the underlying virtualization of the N8000 cluster NAS system is realized through the VxVM component. The virtual objects managed by VxVM are: VM Disk, Disk Group, Subdisk, Pick, which one of the following explanations is correct?

  A. N8000 cluster file system VxM is a non-journal file system that can support files above 2T

  B. File system snapshots use copy-on-write (copy-on-write technology), and share partition or volume storage with other file sets space The snapshot provided by

  C. N8000 is based on the file system level the snapshot provided by the

  D. document N8000 is based on the file system level checkpoint

  Correct Answer: A

• Question 425:

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

  A. True

  B. False

  Correct Answer: B

• Question 426:

  Create an Oceanstor 9000 cluster, using P36 nodes, and use the back-end 10GE network Then the P36 node. Which ports should be connected to the 10GE switch? (multiple choice)

  A. NICO

  B. NIC1

  C. A0-0

  D. B3-0

  Correct Answer: CD

• Question 427:

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

  A. component innovation ability

  B. Engineering service support capabilities.

  C. Solution configuration ability

  Correct Answer: ABC

• Question 428:

  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? ()

  A. Turn off deduplication

  B. Post-deduplication

  C. Source end deduplication

  D. Online deduplication

  Correct Answer: B

• Question 429:

  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?

  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

  Correct Answer: D

• Question 430:

  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

  Correct Answer: A