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Disc Operating System (DOS)

Disc Operating System (DOS)
Which of the following is loaded for CD-ROM support?

DOSKEY.EXE
CDDEX.EXE
VLM.EXE
MSCDEX.EXE
None of these

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

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

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Disc Operating System (DOS)
Which command displays the list of all previous commands entered by the used?

DIR/ALL
KEYDOS
COMMANDS/ALL
DOSKEY

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Disc Operating System (DOS)
While working with MS-DOS, which command is used to undelete a bunch of files with extension DOC that you have just deleted?

UNDELETE
None of these
UNDELETE/ALL
UNDELETE/LIST
UNDELETE *.DOC

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

80 chars
100 chars
8 chars
127 chars

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Disc Operating System (DOS)
5. As per symbolic notation of DOS, which of the following indicates the ROOT directory

>
None of these
/
*

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MORE MCQ ON Disc Operating System (DOS)

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