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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command be used to clear the screen and display the operating system prompt on the first line of thedisplay?

cls
Rename
Cd
Md

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Disc Operating System (DOS)
Full form of MS-DOS is

Micro System Disk Operating System
Micro Sort Disk Operating System
Micro Soft Disk Operating System
Micro Simple Disk Operating System

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Disc Operating System (DOS)
CHKDSK can be used to find

Occupied space
All of the listed here
Disk’s bad portion
Free space

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

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

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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)?

4
16
1
26

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

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

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