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單項(xiàng)選擇題

Which of the following is the FIRST step when troubleshooting an issue？（）

A.Identify the problem.
B.Verify full system functionality.
C.Document all findings.
D.Establish a theory of probable cause.

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Which of the following technologies is specifically designed to increase server virtualization performance？（）

A. Multicore processing
B. VT
C. 64-bit processing
D. Hyperthreading

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Which of the following internal storage technologies has the HIGHEST single drive storage capacity？（）

A.SAS
B.SATA
C.Flash
D.SCSI

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