Which write-cache settings on the LSI MegaRAID 9260-4i controller explain this symptom?

A customer calls in a trouble ticket and explains that after a power failure, the UPS was discovered to be defective and the Cisco UCS C210 M2 server running Windows 2008 R2 went down without proper shutdown. After restarting the server, you discover the RAID 5 array rebuilding parity.

Which write-cache settings on the LSI MegaRAID 9260-4i controller explain this symptom?
A . write back
B . write through
C . write back with BBU
D . no write cache
E . no hot spare

View Answer

Answer: A