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Disc Operating System (DOS)

Disc Operating System (DOS)
Which of the following extensions suggest that the file is a backup copy.

Bak
Txt
Com
Bas

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Disc Operating System (DOS)
DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?

16
1
26
4

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Disc Operating System (DOS)
Which DOS command will configure a serial printing port?

Parallel serial
Mode LPT1=C0M1
Direct LPTl=COMl
Mode printer ()-serial ()

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Disc Operating System (DOS)
Which command of MS-DOS is used to copy only files that have been modified on or after the date you specify?

COPY/D : date
COPY/M
XCOPY/D : date
None of these
XCOPY/V

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Disc Operating System (DOS)
Only filenames and extensions are to be displayed in wide format, which command you'll use?

Dir/s
Dir/w
Dir/b
Dir a:

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Disc Operating System (DOS)
In DOS, what key would you press to step through the Config.sys and Autoexec.bat?

F5
F8
F1
F3

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MORE MCQ ON Disc Operating System (DOS)

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