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Free H13-621 Exam Braindumps
HCNP-Storage-CUSN(Constructing Unifying Storage Network) Questions 46–50 (page: 11)

Updated On: 10-Feb-2026
Page 11 of 60
PDF with 294 Questions

RAID5 random write exist "punishment", which will influence the write performance, which of the following opinions are correct? (Select 3 Answers)

  1. "punishment" is the extra read operation, which is caused by accomplishing write operation of IO
  2. to complete an IO write operation, actually performed read and write operations for many times
  3. "punishment" in random write operations is the key factor of influencing the performance
  4. to complete an IO writes operation, actually perform read operation and write operation once

Answer(s): A,B,C



Which of the following reasons will cause remote replication fault between arrays?

  1. the relegation of main LUN's RAID groups
  2. copy link failures
  3. there is insufficient space on the resource pool
  4. failure of the subordinate LUN's RAID group

Answer(s): B,C,D



What command is used by Linux platform to check nic physical connection status and working mode?

  1. ifup ethX
  2. ethtool ethX
  3. ifconfig ethX
  4. more /etc/sysconfig/network/ethX

Answer(s): B



Which of the following statements about IO size are correct? (Select 3 Answers)

  1. the amount of data size of deciding an IO request carries once
  2. every IO data logically is discontinuous
  3. IOPS decreases continuously with the increase of data blocks
  4. bandwidth value increases with the increase of data blocks, but the trend of increase is gradually slow, until leveled off

Answer(s): A,C,D



In the storage array system, when writing strategy is write-back, high and low water level is mainly to define high and low proportion of the Cache dirty data volume accounts for Cache capacity.

  1. True
  2. False

Answer(s): A



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