Free Access Huawei.H13-611_V4.5.v2022-05-18.q179 Practice Test (Page 5)

Question 16

HA (High Availability) refers to the ability to continue to access applications in the event of a single component failure of the local system.
In a data center, the downtime is one hour in a year. What is the HA of this data center?

A.0.9998858

B.0.999999

C.0.99999

D.0.998934

Question 17

Which one of the following operations is a daily maintenance item in the data center storage?

A.Check the room environment

B.Inspect storage devices

C.View and handle alarms

D.Check the internal environment of the rack

Question 18

Software RAID realizes unified management of disks through RAID card.

A.True

B.False

Question 19

Which of the following statements about RAID write penalties are correct? (Multiple Choice)

A.For RAID 5, compared with RAID 1, the write penalty is worse than RAID 5's read performance

B.RAID 6 has two parity bits. Compared with RAID 5, it will suffer a greater write penalty

Question 20

Which of the following descriptions about DAS is wrong?

A.External DAS can be connected to the server that accesses them through FC protocol or SCSI protocol.

B.DAS is a designated storage device directly connected to the server that uses them.

C.DAS is divided into internal DAS and external DAS

D.The hard disk inside the server is not DAS

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Question 16

Question 17

Question 18

Question 19

Question 20

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