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Disc Operating System (DOS)

Disc Operating System (DOS)
The following command set is correct according to their function

RD can MD
COPY and RENAME
CD and RD
DEL and ERASE

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Disc Operating System (DOS)
Which of the following filename extension suggests that the file is a backup copy of another file?

COM
BAS
BAK *
TXT

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Disc Operating System (DOS)
DOS system file consists of

COMMAND.COM, IBMBIO.COM, FORMAT.COM
IBMBIO.COM, IBMDOS.COM, COMMAND.COM
None of these
SYS.COM,IBMBIO.COM,IBMDOS.COM

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Disc Operating System (DOS)
Which among the following are the best tools for fixing errors on disks?

Scandisk
Fdisk
Chkdsk
Fixdsk

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Disc Operating System (DOS)
Which command is used to display a list of deleted files that DOS can undelete?

Undelete/all
Undelete *.*
Undelete/list
None of these

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Disc Operating System (DOS)
Which command is used to see the version?

Ver
None of above
Version
Verson

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MORE MCQ ON Disc Operating System (DOS)

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