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Q.

Which command displays the list of all previous commands entered by the used?

A

COMMANDS/ALL

B

KEYDOS

C

DOSKEY

D

DIR/ALL

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How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks?

A

DOS=High

B

Devicehigh=

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DOS=UMB

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None of the above

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2.

Copy and Xcopy are same in the sense

A

Both are internal command of DOS

B

Both are external commands of DOS

C

Both can be used to copy file or group of files

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Both a and b

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A

Chkdsk

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A

UNDELETE

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DELETE/CANCEL

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If you need to duplicate the entire disk, which command will you use?

A

Copy

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Diskcopy

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