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Disc Operating System (DOS)

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

26
16
4
1

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Disc Operating System (DOS)
4. Which of the following could be a valid DOS file specification?

NOSFILE.POST
NOST.FILEDOC
NOSFILE.P.OST
NOSFILE.DOC

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Disc Operating System (DOS)
Each time you turn on your computer, it will check on the control file

Command.com, io.sys, msdos.sys
Command.com, io.sys
Chkdsk.exe
Command.com, date.com, dir.com

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Disc Operating System (DOS)
Which is the valid filename assign in MS-DOS?

Ram_$.txt
Ram?.doc
None of above
Ram*.txt

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Disc Operating System (DOS)
Which command is used to see the sub-directory structure of drive?

Tree
List
Subtree
Subdir

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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?

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

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