Disk Operating System (DOS) MCQ Questions & Answers

1

Which of the following command display the name of files in sorted order?

A) Dir/o:n B) Dir/so C) Dir/an D) Dir/ah

Discuss

Answer & Solution

Answer: Option A

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

2

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

A) COMMANDS/ALL B) KEYDOS C) DOSKEY D) DIR/ALL

Discuss

Answer & Solution

Answer: Option C

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

3

Which of the following operating does not implement multitasking truly?

A) Windows 98 B) Windows NT C) Windows XP D) MS DOS

Discuss

Answer & Solution

Answer: Option D

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

4

3. What is the maximum length allowed for primary name of a computer file under DOS?

A) 8 B) 12 C) 3 D) None of the above

Discuss

Answer & Solution

Answer: Option A

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

5

4. Which of the following could be a valid DOS file specification?

A) NOSFILE.POST B) NOSFILE.P.OST C) NOSFILE.DOC D) NOST.FILEDOC

Discuss

Answer & Solution

Answer: Option B

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

6

5. As per symbolic notation of DOS, which of the following indicates the ROOT directory

A) * B) > C) / D) None of the above

Discuss

Answer & Solution

Answer: Option D

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

7

With DOS, you may use the `*' and `?':

A) When changing the default settings B) To represent unspecified characters in a filename C) Instead of wildcard characters D) In the extension but not in the drive name or the file name

Discuss

Answer & Solution

Answer: Option B

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

8

DOS system file consists of

A) IBMBIO.COM, IBMDOS.COM, COMMAND.COM B) COMMAND.COM, IBMBIO.COM, FORMAT.COM C) SYS.COM,IBMBIO.COM,IBMDOS.COM D) None of the above

Discuss

Answer & Solution

Answer: Option A

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

9

The batch file uses the extension

A) .BAT B) .DOC C) .PRG D) .DOS

Discuss

Answer & Solution

Answer: Option A

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

10

To display the list of all the file of the disk you would type

A) DIR B) COPY C) DIR FILES D) DIR AUTOEXEC.BAT

Discuss

Answer & Solution

Answer: Option A

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

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