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單項選擇題

During system startup, many applications are starting that are not needed. Which of the following can be used to evaluate all startup applications?（）

A. Computer Management Utility
B. Add/Remove Programs
C. Autoexec.bat file
D. MSCONFIG

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單項選擇題

When attempting to boot a PC, the POST process completes without error. The PC then displays,‘non system disk or disk error’. Which of the following would MOST likely cause the issue?（）

A. Out-of-date BIOS
B. Invalid motherboard jumper settings
C. Failing power supply
D. Floppy disk in the drive

單項選擇題

Which of the following switches in Windows can be used to ping a host until stopped?（）

A.-l
B.-a
C.-t
D.-f

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