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Disc Operating System (DOS)

Disc Operating System (DOS)
You can copy command.com to your disk from hard disk

false
true

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

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

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Disc Operating System (DOS)
DEL command is used to

Delete directory
Delete contents of file
Delete files
Delete labels

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Disc Operating System (DOS)
Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?

COPY a: *.TXT
COPY *.TXT ALL.TXT
COPY *.TXT A:
COPY *.TXT C:

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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?

BAK *
BAS
TXT
COM

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

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

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MORE MCQ ON Disc Operating System (DOS)

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