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Disc Operating System (DOS)

Disc Operating System (DOS)
Which of the following file names are invalid in MSDOS?

CHECK$.(1)
Qwerty.1?3
Verified.###
MYFILE.DOS

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Disc Operating System (DOS)
The batch file uses the extension

.BAT
.DOS
.DOC
.PRG

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Disc Operating System (DOS)
DEL command is used to

Delete files
Delete directory
Delete labels
Delete contents of file

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Disc Operating System (DOS)
Which DOS command is used to detect, diagnose and repair logical and physical disk errors on both, uncompressed and Double space compressed drive?

SCANDISK
DEFRAG
DBLSPACE
None of these
MSAV

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Disc Operating System (DOS)
Which command should be used to display all files within the specified subordinate directory of the subdirectory?

Dir \ pathname
Dir / ch
Dir \ pathname\pathname
Dir \pathname\filename

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Disc Operating System (DOS)
Which statement is correct?

None of the listed here
Directories can be kept inside a file
1 millisec = 10 ^ 3 sec
Files can not be kept inside a directory

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MORE MCQ ON Disc Operating System (DOS)

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