单选题While explaining to a customer the fault tolerant benefits of x445 they ask what happens if they implement memory mirroring and a DIMM fails in the SMP expansion module. Which of the following is the most appropriate response？（）A The DIMM is taken off
题目
单选题
While explaining to a customer the fault tolerant benefits of x445 they ask what happens if they implement memory mirroring and a DIMM fails in the SMP expansion module. Which of the following is the most appropriate response？（）
A
The DIMM is taken off line， and fault tolerance is available on the other DIMMs only.
B
The memory bank is taken offline and rebuilt with the online hot spare and then brought back on line.
C
The memory bank containing the failed DIMM is taken off line， and the system is no longer fault tolerant until replaced.
D
The DIMM is taken offline， and the online hot spare is initiated and the system remains fault tolerant.