Disk Operating System (DOS) MCQ Questions & Answers

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Each section contains 100 MCQs on Disk Operating System (DOS) .

The COPY command of MS-DOS, is used to:

A) copying files from one floppy disk to another floppy disk B) copying one or more files on the same disk or directory C) copying two or more files into a single file D) All of the above E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Disk Operating System (DOS) MCQ Questions & Answers | Computer Science