单项选择题

A technician wants to prevent employees from installing software on company computers. In which of the following groups should the employee accounts be placed?（）rs

A.Power Users
B.Users
C.Guests
D.Administrato

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单项选择题

A user reports that the computer’s hard drive is constantly running and the hard drive light is constantly flashing. Which of the following tools would be used to resolve this issue without losing data?（）

A.chkdsk
B.fdisk
C.defrag
D.format

单项选择题

Which of the following ping commands would a technician use to ping continuously?（）

A.PING -l
B.PING -R
C.PING -t
D.PING -a

单项选择题

A technician is attempting to remove a number of viruses from an infected system. The antivirus software in use is fully updated and has detected the viruses. However, a message stating that the file is in use appears when the technician tries to quarantine or delete the infected files.
Which of the following can be done to resolve this issue?（）

A. Change the permissions on the file.
B. End the running process.
C. Run the antivirus scan again.
D. Use the command line to delete the file.