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Question 242 - SK0-005 discussion

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An application server's power cord was accidentally unplugged. After plugging the cord back in the server administrator notices some transactions were not written to the disk array. Which of the following is the MOST likely cause of the issue?

A.
Backplane failure
Answers
A.
Backplane failure
B.
CMOS failure
Answers
B.
CMOS failure
C.
Misconfigured RAID
Answers
C.
Misconfigured RAID
D.
Cache battery failure
Answers
D.
Cache battery failure
Suggested answer: D

Explanation:

A cache battery is a battery that provides backup power to the cache memory of a disk array controller. The cache memory stores data that is waiting to be written to the disk array. If the cache battery fails, the data in the cache memory may be lost or corrupted when the power is interrupted. Verified

Reference: [Cache battery], [Disk array controller]

asked 02/10/2024
Sze Ying Tay
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