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單項選擇題

Which of the following errors are caused by leaving a floppy disk in the drive when a computer is powered on?（）

A. Random bluescreen error
B. Inaccessible boot drive
C. Missing NTLDR
D. Invalid boot disk

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單項選擇題

Which of the following is the BEST way to prevent social engineering tactics?（）

A. End user training
B. Antivirus software
C. Group policy
D. Encryption

單項選擇題

Mike, a technician, is working on several workstations and needs to continuously investigatesystems so he knows when the workstations reboot. Which of the following commands could beused?（）

A. ping -l 9999
B. tracert -d
C. ping -t
D. tracert -h 9999