Huawei h13-621 practice test

HCIP-Storage-CCSN V4.0 Exam


Question 1

which level of RAID can adopt odd-even check as data redundancy protection ?(Select 2 Answers)

  • A. RAID1
  • B. RAID2
  • C. RAID 3
  • D. RAID 5
Answer:

C, D

Discussions

Question 2

In storage array, what are the common faults in snapshot scheme? (Select three Answers)

  • A. activate snapshots failure
  • B. rollback snapshots failure
  • C. virtual snapshot automatically stop
  • D. delete snapshots failure
Answer:

A, B, C

Discussions

Question 3

which is the common way of redundant host side as the following? (Select three Answers)

  • A. controller cache mirroring
  • B. database double machine failover
  • C. OS system disk image
  • D. network port binding
Answer:

B, C, D

Discussions

Question 4

How to check whether the hard disk physical condition normal in S5000 system?

  • A. showdisk -p
  • B. showsys
  • C. showrg
  • D. showlun
Answer:

A

Discussions

Question 5

Under the network environment of FC SAN, LUN lost in host cause business interruption, this fault
scenario, what are the main reason? (Select three Answers)

  • A. RAID LUN resource invalid
  • B. iSCSI host port physical link failure
  • C. switch port exceptions (power down/restart)
  • D. HBA card failure
Answer:

A, C, D

Discussions

Question 6

In read SCSI, the process of interaction of initiator and target is less than the writing process of
interaction of initiator and target.Mainly in the process of writing, need to distributed cachE.

  • A. True
  • B. False
Answer:

A

Discussions

Question 7

Because SAS is serial SCSI, therefore its transmission rate is usually lower than parallel SCSI.

  • A. True
  • B. False
Answer:

B

Discussions

Question 8

For S5000 and S2600 system, DB is configuration information in storage system, intraday record in
the safe system, when power up, controller reads the DB. If there is a DB does not agree with other
DB, storage will enter in safe mode, equipment can't normal use, need to synchronize the DB
information.

  • A. True
  • B. False
Answer:

A

Discussions

Question 9

With the same specification and quantity of the hard disk in RAID group, In the same business
speaking, reading and writing.Random write performance of Raid10 are the same as Raid5

  • A. True
  • B. False
Answer:

B

Discussions

Question 10

What are the common failures according to the component object classification in FC SAN network?
(Select three Answers)

  • A. FC port mode don't match
  • B. FC port rate don't match
  • C. SFP luminous power is insufficient or abnormal
  • D. host IP address conflict
Answer:

A, B, C

Discussions
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