单项选择题

A technician is called for a computer that is not connecting to the network. Which of the following would be the MOST common tool used to identify the issue? （）

A. Cable tester
B. Multimeter
C. Loop back plugs
D. Crossover cable

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热门试题

单项选择题

A client has been unable to fix corruption of system files and does not have a backup or an Automated System Recovery (ASR) disk. Which of the following is the BEST action to take next? （）

A. Copy the missing file from another computer and reboot.
B. Execute a Windows repair from the Windows setup media.
C. Boot into the Recovery Console and execute FIXBOOT.
D. Reboot and press the F2 key when prompted.

单项选择题

A system powers on, begins POST, displays the BIOS version information and then hangs with the error message Error loading operating system. Which of the following is MOST likely cause of this issue? （）

A. A virus has infected the system
B. Corrupted BOOT.INI file
C. Corrupt MBR
D. Boot sector corruption