Disk Operating System MCQ of Computer Science SET-5 with Answers

We have provide here is the list of Disk Operating System MCQs for Computer Engineering preparation competitive exams. Each question has four options followed by the right answer.

MCQ Questions for Disk Operating System with Answers

Q1. Which keys can be pressed quit without saving in DOS

(i) Ctrl + A
(ii) Ctrl + B
(iii) Ctrl + C
(iv) Ctrl + D

(iii) Ctrl + C

Q2. If you do not know the current time, which command will you use to display the time?

(i) COPY
(ii) VER
(iii) TIME
(iv) FORMAT

(iii) TIME

Q3. While working with MS-DOS, which command is used to specify the size of the disk to format.

(i) FORMAT/F : size
(ii) FORMAT/N : sector
(iii) FORMAT/T : tracks
(iv) FORMAT/V

(i) FORMAT/F : size

Q4. You want to view the contents of autoexec.bat on the screen using the “type” command, but it scrolls by too quickly, what switch do you use to make it pause?

(i) type c:\autoexec.bat /p
(ii) type c:\autoexec.bat/more
(iii) type c:\autoexec.bat|pause
(iv) type c:\autoexec.bat|more.

(iv) type c:\autoexec.bat|more.

Q5. The command used to copy a file named temp.doc from drive C: to drive A: is

(i) Copy temp.doc to a:
(ii) Copy c:\temp.doc a:
(iii) Copy c: a:
(iv) Copy temp a: c:

(ii) Copy c:\temp.doc a:

Q6. What type of commands are individual programs kept, as separate files on the hard disk (DOS diskette)?

(i) External
(ii) Internal
(iii) Change
(iv) File

(i) External

Q7. Which of the following could be a valid DOS file specification?

(i) NOSFILE.POST
(ii) NOSFILE.P.OST
(iii) NOSFILE.DOC
(iv) NOST.FILEDOC

(ii) NOSFILE.P.OST

Q8. The PATH command is usually found as part of your _ file.

(i) CONFIG.SYS
(ii) CONFIG.BAT
(iii) AUTOEXEC.SYS
(iv) AUTOEXEC.BAT

(iv) AUTOEXEC.BAT

Q9. Where would you load the mouse driver mouse.sys?

(i) config.sys
(ii) autoexec.bat
(iii) win.ini
(iv) io.sys

(i) config.sys

Q10. Which DOS command will format a floppy disk and transfer the system files

(i) SYS C: A:
(ii) SYS A:
(iii) FORMAT A: /S
(iv) FORMAT A: /T

(iii) FORMAT A: /S

Q11. While working with MS-DOS, which command will you use to display the version?

(i) DATE Command
(ii) VER Command
(iii) DISK Command
(iv) FORMAT Command

(ii) VER Command

Q12. What is the maximum length allowed for primary name of a computer file under DOS?

(i) 8
(ii) 12
(iii) 3
(iv) None of the above

(i) 8

Q13. Disk copy command in DOS is used to

(i) Copy a file
(ii) Copy contents of one floppy disk to another
(iii) Copy contents of CD-ROM to another
(iv) All of the above

(ii) Copy contents of one floppy disk to another

Q14. Which DOS command would allow you to redirect a printer?

(i) Type
(ii) Capture
(iii) Mode
(iv) Print

(iii) Mode

Q15. A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?

(i) C
(ii) D
(iii) E
(iv) F

(ii) D

Q16. Which of the following commands will take you directly to the root directory no matter what subdirectory you are currently in?

(i) CD \root
(ii) CD\
(iii) CD..
(iv) CD..

(ii) CD\

Q17. Which of the following filename extension suggests that the file is a backup copy of another file?

(i) BAK *
(ii) BAS
(iii) COM
(iv) TXT

(i) BAK *

Q18. Which command displays the list of all previous commands entered by the used?

(i) COMMANDS/ALL
(ii) KEYDOS
(iii) DOSKEY
(iv) DIR/ALL

(iii) DOSKEY

Q19. Which command is used to copy files?

(i) Copy
(ii) Diskcopy
(iii) Type
(iv) All of the above

(i) Copy

Q20. Which command of DOS is used to compare two floppy disks?

(i) DISKCOPY
(ii) DISKCOMP
(iii) DISKCOPY A: B/V
(iv) FORMAT A: B:

(ii) DISKCOMP

We hope the given Computer Engineering MCQ Questions for Disk Operating System with Answers PDF Free Download will help you. If you have any queries regarding Disk Operating System MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soons.

Leave a Comment