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Disc Operating System (DOS)

Disc Operating System (DOS)
While working with MS-DOS which key is used to get the p[revious command used:

F4
F5
F1
F3

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Disc Operating System (DOS)
Which command will be used to display a column file compression ratio for each file of Double spaced disk?

DIR /C (/C switch introduced in DOS version 6.00)
DIR/W
DIR/B
DIR/S

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Disc Operating System (DOS)
You suspect that your automatic modem dialer is not working correctly. Which of the following commands will manually dial the number 123-4567?

AT1234567DL
ATDT1234567
AT1234567
ATM 1234567

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Disc Operating System (DOS)
What is the order in which Command.Com searches for programs to execute?

EXE, BAT, COM
EXE, COM, BAT
COM, EXE, BAT
BAT, COM, EXE

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Disc Operating System (DOS)
The COPY command of MS-DOS, is used to:

copying two or more files into a single file
copying files from one floppy disk to another floppy disk
copying one or more files on the same disk or directory
All of these

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Disc Operating System (DOS)
Which command is used to change the file name?

Both of above
Ren
Rename
None of above

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MORE MCQ ON Disc Operating System (DOS)

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