Disk Operating System (DOS) Questions

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171.

Which of the following filename extension suggests that the file is a backup copy of another file?

A

BAK *

B

BAS

C

COM

D

TXT

E

None of the above

Correct Answer: A

None.

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172.

While working with MS-DOS, which command is used to compare the disk in drive A with the disk in drive B, specifying to compare only first side of each disk, and only the first 8 sectors of each track?

A

DISKCOPY A: B:/8

B

DISKCOMP A: B:/l/8

C

DISKCOMP A: B:/8

D

DISKCOMP A: B:/l

E

None of the above

Correct Answer: B

None.

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173.

While working with MS-DOS, which command will you use to display the version?

A

DATE Command

B

VER Command

C

DISK Command

D

FORMAT Command

E

None of the above

Correct Answer: B

None.

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174.

What type of commands are individual programs kept, as separate files on the hard disk (DOS diskette)?

A

External

B

Internal

C

Change

D

File

E

None of the above

Correct Answer: A

None.

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175.

In DOS, what key would you press to step through the Config.sys and Autoexec.bat?

A

F1

B

F3

C

F5

D

F8

E

None of the above

Correct Answer: D

None.

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176.

Which command is used to delete the directory and all its contents in one step?

A

DEL *.*

B

RD

C

DELTREE

D

CD

E

None of the above

Correct Answer: C

None.

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177.

Which internal DOS command clears the screen and places the DOS prompt in the upper left corner of the screen?

A

cls

B

close

C

quit

D

exit

E

None of the above

Correct Answer: A

None.

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178.

After searching the current directory where does command.com search next?

A

C:DOSUTILITIES

B

Config.sys

C

Autoexec.bat

D

The Path Statement

E

None of the above

Correct Answer: D

None.

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179.

To view any currently running Terminate Stay Resident (TSR's) programs you could type:

A

Memory

B

MEM

C

SYS /M

D

MEMMAKER

E

None of the above

Correct Answer: B

None.

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180.

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

E

None of the above

Correct Answer: B

None.

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