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Disc Operating System (DOS)

Disc Operating System (DOS)
The deleted file in MS-DOS can be recovered if you use the command mention below immediately, the command is:

UNDELETE
NO DELETE
DO NOT DELETE
ONDELETE

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Disc Operating System (DOS)
Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?

EXE
COM
None of these
BAT
SYS

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Disc Operating System (DOS)
CHKDSK command is used to

Report the status of files on disk
Diagnose the hard disk error
All of the listed here
Analyze the hard disk error

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Disc Operating System (DOS)
Which command is used to display the subdirectory structure of the currently logged drive and pause the screen display after each screen full of the information?

Deltree/f
Tree | more
Dir | more
Tree

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Disc Operating System (DOS)
To copy the file command.com from drive c: to drive a:

Drive c: copy drive a:\command.com
Copy c:\command.com a:
None of the listed here
C:A: copy command.com

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Disc Operating System (DOS)
Internal command in Dos are

Cls, rd label
Dir, ren, sys
Del, disk copy, label
Time, type, dir

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MORE MCQ ON Disc Operating System (DOS)

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