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單項(xiàng)選擇題

A mail server keeps shutting down. The administrator gets an error message over temperature error. Which of the following should the administrator replace FIRST？（）

A. Power supply fan
B. CPU fan
C. Heat sink
D. Case fan

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多項(xiàng)選擇題

An administrator has shut down a server to install additional memory. When the administrator restarts the server after the upgrade, it times out. Which of the following could be the cause of the problem?（）

A. Processor failure
B. Third party memory
C. Disk drive failure
D. ESD during the upgrade
E. Backplane failure

單項(xiàng)選擇題

When performing a backup， which of the following media types would have no moving parts？（）

A. Tape
B. Flash
C. WORM
D. Optical