Disk Operating System (DOS) - Section 3 Multiple Questions and Answers.




1.Which DOS command is used to remove and scan memory and disk from viruses?
A. MSAV
B. DEFRAG
C. SCANDISK
D. VSAFE

2.To conserve battery power on your laptop computer. What DOS v6.x command should you use?
A. Powermon.exe
B. Power.exe
C. Idel.com
D. Pw.sys

3.The Fdisk command in DOS _____ .
A. Partitions the hard drive for use
B. Fixes erroneous hard drive
C. Formats data sectors on a hard drive
D. Checks hard drive for lost clusters

4.While working with MS-DOS, which command is used to restore only those files modified since the last backup, from the drive A to the currently logged drive or directory?
A. RESTORE A: *.*/S
B. RESTORE A: *.*/M
C. RESTORE A: *.*/N
D. RESTORE A: *.*/L

5.Which DOS command will configure a serial printing port?
A. Parallel serial
B. Mode LPT1=C0M1
C. Direct LPTl=COMl
D. Mode printer ()-serial ()

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