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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command of DOS is used to sort the file in reverse order?

SORT/R < filename
SORT < filename
SORT/V < filename
SORT > filename

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Disc Operating System (DOS)
The maximum length in DOS commands is

8 chars
100 chars
80 chars
127 chars

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Disc Operating System (DOS)
xcopy command can copy

All of the listed here
xcopy command can copy
Directories including subdirectories
xcopy command can copy

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Disc Operating System (DOS)
Which internal DOS command clears the screen and places the DOS prompt in the upper left corner of the screen?

exit
quit
close
cls

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Disc Operating System (DOS)
What file contains commands that configure systems devices?

Autoexec.bat
Config.sys
Command.com
None of these
Win.ini

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Disc Operating System (DOS)
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?

None of these
Primary, Extended, Logical
Logical, Extended, Primary
Logical, Primary, Extended
Extended, Logical, Primary

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