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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command will prevent subsequent changes to the file CBT.EXE?

ATTRIB + r CBT.EXE
MODE + r CBT.EXE
RENAME + r CBT.EXE
COPY + r CBT.EXE

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

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

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Disc Operating System (DOS)
After doing a low-level format, what would be the next step in configuring the hard drive in a system?

Install operating system
Partition hard disk
Format DOS partition
Configure DMA channel and back up interrupt

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Disc Operating System (DOS)
Which DOS command allows you to compress existing disks and to create new compressed volumes?

DBLSPACE
DEFRAG
None of these
MSAV
SCANDISK

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Disc Operating System (DOS)
Internal command in Dos are

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

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Disc Operating System (DOS)
Which switch should be used in the DIR command to view files in all directories?

/s
/l
/p
/w

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