Exercise: Disk Operating System Dos

Questions for: Disk Operating System Dos

Which DOS command allows you to compress existing disks and to create new compressed volumes?
A:
DEFRAG
B:
DBLSPACE
C:
SCANDISK
D:
MSAV
Answer: B
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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
Answer: C
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Which of the following commands allows you to make a directory?
A:
MAKE
B:
DIR
C:
MD
D:
DD
Answer: C
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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:
Answer: D
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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
Answer: B
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