Control-C

In graphical user interface environments, control+C is often used to copy highlighted text to the clipboard.

In many command-line interface environments, control+C is used to abort the current task and regain user control.

[2] Larry Tesler created the concept of cut, copy, paste, and undo for human-computer interaction while working at Xerox PARC to control text editing.

[3][4][5] The four letters are all located together at the left end of the bottom row of the standard QWERTY keyboard.

In POSIX systems, the sequence causes the active program to receive SIGINT, the interruption signal.