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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command is used to delete all the files in the root directory of drive a

Del a:\
Del *.* a:
Erase *.*
A:\del

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Disc Operating System (DOS)
When executed from a bootable hard drive, which command will make a formatted floppy disk bootable?

ATTRIB C:*.SYS A:
XCOPY C:DOS*.* A:
COPY C:DOSCOMMAND.COM A:
SYS C: A:
None of these

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Disc Operating System (DOS)
While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?

COPY
STORE
DISKCOPY
None of these
RESTORE

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Disc Operating System (DOS)
Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?

COPY *.TXT A:
COPY a: *.TXT
COPY *.TXT ALL.TXT
COPY *.TXT C:

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Disc Operating System (DOS)
In which version of DOS. CHKDSK command has been changed to SCANDISK?

5.0
6.2
6.0
4.0

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Disc Operating System (DOS)
Which two commands enable you to move between directories?

CHDIR
CD
None of these
MOVE DIR
MOVE

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MORE MCQ ON Disc Operating System (DOS)

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