Using the Keyboard
2-28
The computer has many special keys, most of
which depend on an application for their
functionality.
Special Keys
The following keys have special functions at the
command level of MS-DOS and within many
programs.
Ctrl+Pause Stops a command or application;
primarily used to stop the screen from
scrolling; pressing any other key
resumes the execution of the
command or application
Shift+Prt Sc Sends the contents of the screen to the
printer port; prints only text
characters unless you have run the
GRAPHICS.COM utility to enable
printing graphics
Ctrl+Break Terminates the current command or
application
Ctrl+P Sets the computer to echo keystrokes
to the printer; prints a line when you
press Enter; continues until you press
Ctrl-P again
Ctrl+Alt+Del Terminates all programs, reloads
MS-DOS and executes the AUTOEXEC
file; also called “warm start” or “warm