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Disc Operating System (DOS)

Disc Operating System (DOS)
Which of the following file names are invalid in MSDOS?

Qwerty.1?3
Verified.###
MYFILE.DOS
CHECK$.(1)

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Disc Operating System (DOS)
Which is valid extension that user creates on operating system?

Bat
Com
Sys
Exe

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Disc Operating System (DOS)
While working with MS-DOS, which command is used to combine FILE1 plus FILE2 into new file named FILE3?

COPY FILE1+FILE2 FILE3
COPY FILE2 FILE1+FILE3
COPY FILE3 FILE1+FILE2
COPY FILE1+FILE2+FILE3

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Disc Operating System (DOS)
The _____ command allows you to modify the default prompt to provide other information

windows
prompt
click
cursor

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Disc Operating System (DOS)
Which command should be used to display all files within the specified subordinate directory of the subdirectory?

Dir \ pathname
Dir \pathname\filename
Dir / ch
Dir \ pathname\pathname

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Disc Operating System (DOS)
Which command of DOS is used to compare two floppy disks?

DISKCOPY
DISKCOMP
FORMAT A: B:
DISKCOPY A: B/V

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MORE MCQ ON Disc Operating System (DOS)

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