Huawei Huawei Certifications H13-629 Questions & Answers

• Question 1:

  VMFS provides automatic cluster file system functionality and intelligent cluster volume management. Which statements are true about VMFS5? (Multiple Choice)

  A. VMFS5 allows concurrent access to shared storage and can be dynamically expanded.

  B. Using data blocks of 1 MB, VMFS5 is suitable for storing large virtual disk files.

  C. Using sub-blocks for addressing, VMFS5 is suitable for storing small files. The sub-block size is 8 KB.

  D. VMFS5 is able to lock disk data blocks.

  Correct Answer: ABCD

• Question 2:

  In VMware virtualization environment, if the user wants to migrate a VM from one ESXi host to another with no downtime, (_) can be used for this; if the user wants to migrate virtual machine storage disk files to another storage array with no downtime, (_) can be used.

  A. vMotion, Storage DRS

  B. Storage vMotion, Storage DRS

  C. vMotion, HA

  D. vMotion, Storage vMotion

  Correct Answer: D

• Question 3:

  In Huawei FusionSphere, which are typical application scenarios of the snapshot function? (Multiple Choice)

  A. Data backup

  B. Data restoration

  C. Data copy

  D. Data deletion

  Correct Answer: C

  Reference: https://support.huawei.com/enterprise/en/doc/EDOC1100071001

• Question 4:

  Mainstream virtualization technologies include hardware virtualization (Hypervisors) and operating system virtualization (Containers). Which are key characteristics of hardware virtualization? (Multiple Choice)

  A. Multiple VMs simultaneously run on a single physical server.

  B. VMs on the same server are isolated from each other.

  C. A VM encapsulates the entire system into one or more files.

  D. A VM on one server can run on another server without any modification.

  Correct Answer: ABC

• Question 5:

  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?

  

  A. Linked Clone

  B. VSA

  C. SE Sparse

  D. User Data Management

  Correct Answer: A

• Question 6:

  Which of the following are characteristics of the SmartVirtualization-based Data Migration Solution? (Multiple Choice)

  A. It does not consume any host resources.

  B. It is lower in migration cost than gateway-layer solutions such as those based IBM SVC, and EMC VPLEX.

  C. It requires services to stop only once, and the service stopping occurs after the migration.

  D. It delivers higher migration speed than host-layer solutions.

  Correct Answer: ABD

• Question 7:

  The design of Oracle database system should give attention to both performance and data reliability. Which reliability designs will reduce the performance of Oracle? (Multiple Choice)

  A. Multi mirror log group

  B. Using Oracle RAC

  C. Archive Mode

  D. Frequent CheckPoint

  Correct Answer: ACD

• Question 8:

  Many "log file switch" wait events are observed during Oracle performance diagnosis, which ways can be used to optimize the performance? (Multiple Choice)

  A. Increase log cache.

  B. Migrate the log file to the high performance layer.

  C. Increase the number of log groups.

  D. Increase the concurrency and throughput for archiving the log file.

  Correct Answer: ACD

• Question 9:

  In the same operating system environment, what is the order to restore the oracle database through RMAN?

  A. controlfile, datafile, pfile

  B. pfile, datafile, controlfile

  C. datafile, pfile, controlfile

  D. pfile, controlfile, datafile

  Correct Answer: A

  Reference: https://docs.oracle.com/cd/E11882_01/backup.112/e10642/rcmadvre.htm#BRADV85339

• Question 10:

  When the data migration solution based on remote replication is used, services must be suspended at least once.

  A. TRUE

  B. FALSE

  Correct Answer: A