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Disk Operating System (DOS) - Engineering

Q1:

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

A MODE COLOUR

B MODE/C

C MODE CO40

D MODE CHANGE

E None of the above

ANS:C - MODE CO40

Printer port : MODE LPTn[:] [COLS=c] [LINES=l] [RETRY=r]

Serial port : MODE COMm[:] [BAUD=b] [PARITY=p] [DATA=d] [STOP=s] [RETRY=r]

Device Status : MODE [device] [/STATUS]

Redirect printing : MODE LPTn[:]=COMm[:]

Prepare code page : MODE device CP PREPARE=((yyy[...]) [drive:][path]filename)

Select code page : MODE device CP SELECT=yyy

Refresh code page : MODE device CP REFRESH

Code page status : MODE device CP [/STATUS]

Display mode : MODE [display-adapter][,n]

MODE CON[:] [COLS=c] [LINES=n]

Typematic rate : MODE CON[:] [RATE=r DELAY=d]