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單項選擇題

Which of the following wireless technologies is backward compatible to receive all bands ofwireless communications?（）

A.802.11a
B.802.11b
C.802.11g
D.802.11n

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單項選擇題

Which of the following is used by BitLocker to lock an encryption key and protect data?（）

A. ECP
B. IRQ
C. AGP
D. TPM

單項選擇題

After installing a new video card, the computer loads Windows and continuously reboots. Which of the following would be the FIRST step that a technician should take?（）

A. Run CHKDSK
B. Boot to ERD
C. Run MSCONFIG
D. Go into Safe Mode

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