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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)?

4
1
26
16

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Disc Operating System (DOS)
Which command of DOS is used to compare two floppy disks?

DISKCOPY A: B/V
DISKCOPY
FORMAT A: B:
DISKCOMP

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Disc Operating System (DOS)
When MS-DOS formats a disk, it automatically creates the main directory on your disk, which is called the _____ directory.

border
area
main
root

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Disc Operating System (DOS)
Internal command in Dos are

Dir, ren, sys
Del, disk copy, label
Cls, rd label
Time, type, dir

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Disc Operating System (DOS)
Format command is used to

None of above
Both of above
Create a new blank disk from a used one
Prepare a blank disk

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Disc Operating System (DOS)
Upper Memory blocks are located where?

Extended Memory
Expanded memory
Reserved Memory
None of these
Conventional Memory

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