Huawei Huawei Certifications H13-629 Questions & Answers

• Question 71:

  Which of the following is true about the principle of Huawei Oceanstor V3 smart cache: (multiple choice)

  A. When an IO arrives at the storage system, in order to avoid affecting the write performance, the data in the smart cache will not be any changes due to the IO

  B. When reading the data in the missing smart cache, the smart cache pool directly forwards the read IO request to the HDD

  C. If OceanStor V3 is shared between services A and B, the same custom smart cache partition can be used

  D. The system generates a default smart cache partition for each controller by default

  Correct Answer: BCD

• Question 72:

  The OceanStor VIS6600T includes the following devices:

  1. Host 2.VIS 6600T

  3.

  Array

  4.

  Fiber switch Since there is a certain dependency between the above devices, the power-down needs to be performed according to a certain sequence. Which of the following power-off sequences is correct:

  A. 4 1 2 3

  B. 4 2 1 3

  C. 1 2 3 4

  D. 3 2 1 4

  Correct Answer: C

• Question 73:

  Which of the following describes the correct steps of an Oracle database backup?

  1, backup oralce control file 2, backup oracle archive log 3, oralce placed in backup mode 4, oracle placed in normal mode 5, backup oracle data files

  A. 3,5,2,1,4

  B. 3,1,5,4,2

  C. 3,5,2,4,1

  D. 3,5,1,2,4

  Correct Answer: B

• Question 74:

  True or False, the deployment process in a Huawei Active / Standby Disaster Recovery System is as follows:

  1.

  Solution networking

  2.

  Synchronizing data to disaster recovery end

  3.

  Disaster recovery deployment at disaster recovery end

  4.

  Configuration of the protection group

  5.

  Acceptance test

  A. True

  B. False

  Correct Answer: A

• Question 75:

  Maintenance personnel discovered a storage fault indicator light. You log in to the management interface and found a RAID group failure and replaced the hard disk. In this process, the maintenance personnel used the following basic troubleshooting methods:

  A. Logical reasoning

  B. Phenomenon analysis method

  C. Replacement method

  D. Alarm Information Analysis

  Correct Answer: D

• Question 76:

  Under the condition of synchronous replication, the peak write bandwidth of an application is 16 MB / s, the average write bandwidth is 500 KB / s, and the average write IO is 8 KB. If the bandwidth utilization rate is 80%, then the disaster recovery end network bandwidth should not be less than:

  A. 180Mb / s

  B. 5.5Mb / s

  C. 22.5 Mb / s

  D. 5.5 Mb / s

  Correct Answer: A

• Question 77:

  Which statements are true about the performance of RAID 10 and that of RAID 5? (Multiple choice.)

  A. RAID 5 outperforms RAID 10 in continuous random read.

  B. RAID 5 outperforms RAID 10 in continuous sequential read and write.

  C. RAID 10 outperforms RAID 5 in continuous sequential write.

  D. RAID 5 and RAID 10 provide almost the same performance level in continuous random read..

  Correct Answer: BD

• Question 78:

  On the command line of the N8500 (V200R001) clustered NAS system, you run the NFS> share add / vx / xs-cmfs 100.43.13.210 command. One system that is used NFS sharing has IP address 100.43.13.11. If the client operating system is Suse Linux, which of the following access to the description of the file system is correct: (multiple choice)

  A. Not just the host with IP 100.43.13.210 can access this NFS share

  B. To query the client for all the NFS shares on the service IP, use the command: showmount -e

  100.43.13.11

  C. Mount the NFS shared file system locally and execute: mount -t nfs 100.43.13.11:xs-cmfs / mnt

  D. Verify that NFS shared file system has been mounted locally, executable: mount

  Correct Answer: BD

• Question 79:

  Client server resources are limited but there is sufficient network bandwidth. What kind of deduplication strategy should be used if the client data needs to be backed up to the physical tape?

  A. source-side deduplication (backup software)

  B. target-side deduplication (backup software deleted)

  C. Target-side de-duplication (backup software global deduction)

  D. target-side deduplication (backup media deleted)

  Correct Answer: D

• Question 80:

  What are the precautions for VTL6900 product division? (Multiple choice)

  A. The size of the LUN provided by the VTL back-end storage does not exceed 4TB. The default configuration is write-back, mirroring, and the depth of the slice is 64KB

  B. SIR data The number of LUNs is 2's power of N

  C. SIR index LUN size is at least 4% of SIR data LUN size

  D. It is not recommended to divide RAID across frames

  Correct Answer: BCD