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Disc Operating System (DOS)

Disc Operating System (DOS)
External command in DOS are

Copy, edit, sys, format
Edit, sys, chkdsk
Chkdsk, prompt, date
Sys, ver, vol

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Disc Operating System (DOS)
Which DOS command allows you to compress existing disks and to create new compressed volumes?

DBLSPACE
None of these
DEFRAG
MSAV
SCANDISK

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Disc Operating System (DOS)
DIR command is used to

Display type of files in a sub directory
Display a list of files in a directory
Display contents of files in directory
All of the listed here

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Disc Operating System (DOS)
Which file in MSDOS contain internal command that are loaded during booting process?

Command.com
Io.sys
Config.sys
Msdos.sys

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

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

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

80 chars
8 chars
127 chars
100 chars

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