Disk Operating System (DOS) Questions

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31.

Which command is used to clear the screen

A

Cls

B

Clear

C

Clscreen

D

All of above

Correct Answer: A

None.

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32.

Internal command in Dos are

A

Cls, rd label

B

Dir, ren, sys

C

Time, type, dir

D

Del, disk copy, label

Correct Answer: C

None.

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33.

Which command is used to copy files?

A

Copy

B

Diskcopy

C

Type

D

All of the above

Correct Answer: A

None.

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34.

To copy the hidden system files of DOS to another disk you can use the command

A

Copy

B

Ren

C

Sys

D

Diskcopy

Correct Answer: C

None.

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35.

Disk copy command in DOS is used to

A

Copy a file

B

Copy contents of one floppy disk to another

C

Copy contents of CD-ROM to another

D

All of the above

Correct Answer: B

None.

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36.

SYS command is used to

A

Copy DOS system files to new disk

B

Copy DOS configuration files to a new disk

C

Update the DOS system files

D

None of above

Correct Answer: A

None.

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37.

The command used to copy a file named temp.doc from drive C: to drive A: is

A

Copy temp.doc to a:

B

Copy c:\temp.doc a:

C

Copy c: a:

D

Copy temp a: c:

Correct Answer: B

None.

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38.

External command in DOS are

A

Copy, edit, sys, format

B

Edit, sys, chkdsk

C

Chkdsk, prompt, date

D

Sys, ver, vol

Correct Answer: B

None.

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39.

Which keys can be pressed quit without saving in DOS

A

Ctrl + A

B

Ctrl + B

C

Ctrl + C

D

Ctrl + D

Correct Answer: C

None.

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40.

Which command is used to get the current date only?

A

Date

B

Time

C

Second

D

All of the above

Correct Answer: A

None.

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