External command in DOS are
Copy, edit, sys, format
Edit, sys, chkdsk
Chkdsk, prompt, date
Sys, ver, vol
Answer : B
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1) Essential files of MS DOS are
2) While working with MS-DOS, which command is used to sort the file in ascending order?
3) DEL command is used to
4) While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?
5) After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?
