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40 Top Microsoft DOS (Disk Operating System) Questions with PDF Download Set-1 - Microsoft DOS

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MS-Dos Questions and Answers
Set - I
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1.    The MODE command of MS-DOS is used to         
      A.   display information about several types of devices installed in your computer
B.   provide various types of control over your printers
C.   make changes of the current display
D.   All of the above
E.   None of the above
Answer: Option D

2. Which of the following applies to external DOS commands?
A.   External commands reside in RAM until called
B.   External commands are stored on disk separately from COMMAND.COM
C.   External commands must always be used with the /e switch
D.   External commands can only be executed from a batch file.
E.   None of the above
Answer: Option B

3. Which command is used to delete the directory that is empty?
A.   DEL *.*
B.   RD
C.   ERASE
D.   MD
E.   None of the above
Answer: Option B

4.  Which command will be used to display file and directory names only, without size, date, and time information?
A.   DIR/W
B.   DIR A:
C.   DIR/B
D.   DIR/S
E.   None of the above
Answer: Option C

5.  To organize files on a disk, MS-DOS separates them into areas called _____
A.   directories
B.   buckets
C.   areas
D.   area directories
E.   None of the above
Answer: Option A

6. The _____ command allows you to modify the default prompt to provide other information
A.   prompt
B.   windows
C.   cursor
D.   click
E.   None of the above
Answer: Option A

7.  What DOS program can you run to see which serial ports are detected?
      A.   comdiag         
      B.   MSD
      C.   command.com
      D.   SDET
      E.   serial.chk
Answer: Option B

8.  After doing a low-level format, what would be the next step in configuring the hard drive in a system?
A.   Format DOS partition
B.   Install operating system
C.   Configure DMA channel and back up interrupt
D.   Partition hard disk
E.   None of the above
Answer: Option D

9. Which of the following commands will take you directly to the root directory no matter what subdirectory you are currently in?
A.   CD \root
B.   CD\
C.   CD\..
D.   CD..
E.   None of the above
Answer: Option B

10.   After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?
A.   MEM /P
B.   MEMMAKER
C.   MEM /C
D.   SYS:
E.   None of the above
Answer: Option C
11. Which command of MS-DOS is used to copy only files that have been modified on or after the date you specify?
      A.   XCOPY/D : date
      B.   COPY/D : date
      C.   COPY/M
      D.   XCOPY/V
      E.   None of the above
Answer: Option A

12. Which DOS command will format a floppy disk and transfer the system files
A.  SYS C: A:
B.  SYS A:
C.  FORMAT A: /S
D.  FORMAT A: /T
E.  None of the above
Answer: Option C

3. While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?
A.  COPY
B.  DISKCOPY
C.  RESTORE
D.  STORE
E.  None of the above
Answer: Option C

4. The term TSR is an abbreviation for:
A.  Terminate Stay Ready
B.  Testing System Read
C.  Terminal Still Ready
D.  Terminate Stay Resident
E.  None of the above
Answer: Option D

5. Using the _____ switch causes FDISK to display the partition status of your hard disk without executing FDISK.
A.  /show
B.  /display
C.  /status
D.  /part
E.  None of the above
Answer: Option C

6. While working with MS-DOS, which command is used to undelete a bunch of files with extension DOC that you have just deleted?
A.  UNDELETE
B.  UNDELETE *.DOC
C.  UNDELETE/ALL
D.  UNDELETE/LIST
E.  None of the above
Answer: Option B

7. In DOS, which of the following keys will bypass the CONFIG.SYS and AUTOEXEC.BAT files?
A.  F8
B.  F5
C.  F4
D.  F1
E.  None of the above
Answer: Option B

8.  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?
A.  type c:\autoexec.bat /p
B.  type c:\autoexec.bat/more
C.  type c:\autoexec.bat|pause
D.  type c:\autoexec.bat|more.
E.  None of the above
Answer: Option D

9.  What file contains commands that configure systems devices?
A.  Command.com
B.  Config.sys
C.  Autoexec.bat
D. Win.ini
E.  None of the above
Answer: Option B

10.  Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?
A.  DELTREE
B.  DELTREE/F
C.  DEL*.*
D.  ERASE *.*
E.  None of the above
Answer: Option B
11. The buffers statement is found in what file?
A.  Config.sys
B.  Autoexec.ncf
C.  Autoexec.bat
D.  Neb.cfg
E.  None of the above
Answer: Option A

12.  Which of the following is loaded for CD-ROM support?
A.  VLM.EXE               B.  CDDEX.EXE
C.  DOSKEY.EXE       D.  MSCDEX.EXE
Answer: Option D

13.  To find out how much memory is available, you could type______.
A.  EMM
B.  MEM
C.  CHKDSK
D.  MEMMAKER
E.  None of the above
Answer: Option B

14.  Suppose you had an incurable computer virus and decided to wipe out all the data and partitions on your hard drive and reformat. What is the order in which you must delete the partitions?
A.  Extended, Logical, Primary
B.  Primary, Extended, Logical
C.  Logical, Extended, Primary
D.  Logical, Primary, Extended
E.  None of the above
Answer: Option C

15.  While working with MS-DOS, which command is used to display the contents of a file and pause the display after each screenful of information?
A.  TYPE filename | MORE
B.  CAT filename | MORE
C.  CAT filename | pg
D.  MORE filename
E.  None of the above
Answer: Option A

 16.  Which DOS command is used to detect, diagnose and repair logical and physical disk errors on both, uncompressed and Double space compressed drive?
A.  DEFRAG
B.  DBLSPACE
C.  SCANDISK
D.  MSAV
E.  None of the above
Answer: Option C

17.  What command would you type to list all of the files in the current directory?
A.  DIR
B.  LIST ALL
C.  SHOW
D.  SHOW ME
E.  None of the above
Answer: Option A

18.  While working with MS-DOS, which command is used to move file from one directory to another?
A.  RENAME
B.  COPY
C.  MOVE
D.  CP
E.  None of the above
Answer: Option C

19.   A _____ boot is when DOS is restarted without turning off the computer.
A.  warm
B.  reboot
C.  shutdown
D.  system up
E.  None of the above
Answer: Option A

20.  While using the DIR command, you can use certain switches with it. Which one of the following cannot be used with DIR?
A.  /P
B.  /W
C.  /S
D.  /T
E.  None of the above
Answer: Option D

21. You suspect a virus has entered your computer. What will not be affected by the virus?       
A. CMOS
B. Boot sector
C. Floppy disks
D. Program files
E. None of the above
Answer: Option D

22.  What is a TSR?
A. test status request
B. terminate and stay resident program
C. take status request
D. token set ready
      E. token steady route
Answer: Option B

23.  What does MSCDEX.EXE do?
  A. Configures hard drives
  B. it's a SCSI driver  
  C. BIOS setup
  D. it's a CD-ROM DOS driver
  E. None of the above
Answer: Option D

24. Upper Memory blocks are located where?
  A. Conventional Memory
  B. Extended Memory
  C. Expanded memory
  D. Reserved Memory
  E. None of the above
Answer: Option D

25.  Batch files contain a group of MS-DOS commands that are run in successive order.
       What filename extension identifies batch files?
  A. COM
  B. BAT
  C. EXE
  D. SYS
  E. None of the above
Answer: Option B

26. After upgrading your computer to a new DOS version, an older application displays the error message "Incorrect DOS version". What should you do to run this application?
 A. Use the DOS+ command
 B. Use the SETVER command
 C. Restore the old DOS version
 D. Contact the application's vendor support line
 E. None of the above
Answer: Option B

27.     27. When executed from a bootable hard drive, which command will make a formatted floppy disk bootable?
 A. COPY C:\DOS\COMMAND.COM A:\
 B. ATTRIB C:\*.SYS A:\
 C. XCOPY C:\DOS\*.* A:\
 D. SYS C: A:
 E. None of the above
Answer: Option D

28.  Which of the following commands allows you to make a directory?
 A. MAKE
 B. DIR
 C. MD
 D. DD
 E. None of the above
Answer: Option C

29.  While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?
 A. MODE COLOUR
 B. MODE/C
 C. MODE CO40
 D. MODE CHANGE
 E. None of the above
Answer: Option C

30.  Which DOS command allows you to compress existing disks and to create new compressed volumes?
 A. DEFRAG
 B. DBLSPACE
 C. SCANDISK
 D. MSAV
 E. None of the above
Answer: Option B

31.  Which command of MS-DOS is used to copy only files that have been modified on or after the date you specify?
A. XCOPY/D : date
B. COPY/D : date
C. COPY/M
D. XCOPY/V
E. None of the above
Answer: Option A

32.  Which DOS command will format a floppy disk and transfer the system files
A. SYS C: A:
B. SYS A:
C. FORMAT A: /S
D. FORMAT A: /T
E. None of the above
Answer: Option C

33.  While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?
A. COPY
B. DISKCOPY
C. RESTORE
D. STORE
E. None of the above
Answer: Option C

34.  The term TSR is an abbreviation for:
A. Terminate Stay Ready
B. Testing System Read
C. Terminal Still Ready
D. Terminate Stay Resident
E. None of the above
Answer: Option D

35.  Using the _____ switch causes FDISK to display the partition status of your hard disk without executing FDISK.
A. /show
B. /display
C. /status
D. /part
E. None of the above
Answer: Option C

36.  While working with MS-DOS, which command is used to undelete a bunch of files with extension DOC that you have just deleted?
A. UNDELETE
B. UNDELETE *.DOC
C. UNDELETE/ALL
D. UNDELETE/LIST
E. None of the above
Answer: Option B

37.  In DOS, which of the following keys will bypass the CONFIG.SYS and AUTOEXEC.BAT files?
A. F8
B. F5
C. F4
D. Fl
E. None of the above
Answer: Option B

38.  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?
A. type c:\autoexec.bat /p
B. type c:\autoexec.bat/more
C. type c:\autoexec.bat|pause
D. type c:\autoexec.bat|more.
E. None of the above
Answer: Option D

39.  What file contains commands that configure systems devices?
A. Command.com
B. Config.sys
C. Autoexec.bat
D. Win.ini
E. None of the above
Answer: Option B

40. Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?
A. DELTREE
B. DELTREE/F
C. DEL*.*
D. ERASE *.*
E. None of the above
Answer: Option B

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