Disk Operating System (DOS)
Multiple Choice questions & answers are available for a Computer Science students to clear GAT, NTS, ECAT exams, various technical interview, competitive examination, and other entrance exam.Disk Operating System (DOS) is the important Topic for a computer science and technical students and one should practice these Mcqs to grasp good knowledge on the topic.
17. While working with MS-DOS, which command is used to move file from one directory to another?
RENAME
COPY
MOVE
CP
18. A _____ boot is when DOS is restarted without turning off the computer.
Warm
Reboot
Shutdown
System up
19. While using the DIR command, you can use certain switches with it. Which one of the following cannot be used with DIR?
/P
/W
/S
/T
20. What is a TSR?
Test status request
Terminate and stay resident program
Take status request
Token set ready
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21. Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
COM
BAT
EXE
SYS
22. Which of the following commands allows you to make a directory?
MAKE
DIR
MD
DD
23. While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?
MODE COLOUR
MODE/C
MODE CO40
MODE CHANGE
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24. Which DOS command allows you to compress existing disks and to create new compressed volumes?
DEFRAG
DBLSPACE
SCANDISK
MSAV
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25. The MODE command of MS-DOS is used to
Display information about several types of devices installed in your computer
Provide various types of control over your printers
Make changes of the current display
All of the above
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26. Which of the following applies to external DOS commands?
External commands reside in RAM until called
External commands are stored on disk separately from COMMAND.COM
External commands must always be used with the /e switch
External commands can only be executed from a batch file.
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27. Which command is used to delete the directory that is empty?
DEL *.*
RD
ERASE
MD
28. Which command will be used to display file and directory names only, without size, date, and time information?
DIR/W
DIR A:
DIR/B
DIR/S
29. To organize files on a disk, MS-DOS separates them into areas called _____
Directories
Buckets
Areas
Area directories
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30. The _____ command allows you to modify the default prompt to provide other information
Prompt
Windows
Cursor
Click