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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command is used to delete all the files in the root directory of drive a

Del a:\
Erase *.*
A:\del
Del *.* a:

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Disc Operating System (DOS)
Which command is used to copy files?

Type
Copy
All of the listed here
Diskcopy

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Disc Operating System (DOS)
Which DOS command is used to remove and scan memory and disk from viruses?

MSAV
VSAFE
SCANDISK
DEFRAG

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Disc Operating System (DOS)
Internal command in Dos are

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

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Disc Operating System (DOS)
What does MSCDEX.EXE do?

None of these
it's a SCSI driver
Configures hard drives
it's a CD-ROM DOS driver
BIOS setup

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Disc Operating System (DOS)
MS-DOS developed in

1997
1996
1998
1984

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