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Disc Operating System (DOS)

Disc Operating System (DOS)
While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?

MODE COLOUR
MODE CO40
None of these
MODE/C
MODE CHANGE

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Disc Operating System (DOS)
Which command displays comma for thousand separating on file size while listing?

Dir/w
Dir/b
Dir/c
Dir/s

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Disc Operating System (DOS)
Which command is used to see the disk volume label?

Vol
Version
Ver
Volume

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Disc Operating System (DOS)
Which is the valid filename assign in MS-DOS?

Ram_$.txt
Ram*.txt
None of above
Ram?.doc

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Disc Operating System (DOS)
Which type of command in DOS needs additional files for their execution?

Redirectors
Internal commands
Batch commands
External commands

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Disc Operating System (DOS)
What DOS program can you run to see which serial ports are detected?

command.com
serial.chk
SDET
MSD

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