Assertion: keyboard's key | /r/HasProperty | modifier keys
Facets:
Source sentences:
text: You'll probably see some of these in the troubleshooting guides here on my site; the Control, Shift, and Alt keys are modifier keys.
text: Some keys you should become familiar with are called modifier keys.
text: A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, navigation keys for moving the text cursor on the screen, function keys and system command keys – such as Esc and Break – for special actions, and often a numeric keypad to facilitate calculations.