Disk Operating System (DOS) - Section 1 | Multiple Questions and Answers

26.	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

27.	Which DOS command allows you to compress existing disks and to create new compressed volumes?

	A.	DEFRAG
	B.	DBLSPACE
	C.	SCANDISK
	D.	MSAV

28.	The MODE command of MS-DOS is used to

	A.	display information about several types of devices installed in your computer
	B.	provide various types of control over your printers
	C.	make changes of the current display
	D.	All of the above

29.	Which of the following applies to external DOS commands?

	A.	External commands reside in RAM until called
	B.	External commands are stored on disk separately from COMMAND.COM
	C.	External commands must always be used with the /e switch
	D.	External commands can only be executed from a batch file.