單項選擇題

A customer reports to Karen, a technician, that he is experiencing problems with the display after his computer is fully booted but reports seeing the BIOS splash screen during boot. Which of the following would MOST likely be the cause?（）

A. The video cable is incorrectly attached.
B. A corrupted or incorrect video driver is installed.
C. An incorrect video card is installed in the computer.
D. The video card is defective and needs to be replaced.

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單項選擇題

Which of the following command line utilities can Karen, a technician, use to check for open ports?（）

A.nbtstat
B.ipconfig
C.nslookup
D.netstat

單項選擇題

An alternative to plain old telephone service (POTS) would be:（）

A. X.25.
B. Asynchronous transfer mode (ATM).
C. VoIP.
D. Public Switched Telephone Network (PSTN).

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A customer reports to Karen, a technician, that he is experiencing problems with the display after his computer is fully booted but reports seeing the BIOS splash screen during boot. Which of the following would MOST likely be the cause?（）

你可能感興趣的試題

Which of the following command line utilities can Karen, a technician, use to check for open ports?（）

An alternative to plain old telephone service (POTS) would be:（）

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