ctrl + c, is the short key. First you select the part or the file and then use this to copy that which you have selected. A list of common keyboard short cuts is listed in the link below.
If your keyboard is missing a key, press the key-less spot very lightly when used, or try to place the key back on, or at best get a new keyboard.
The Edit menu in all Mac applications provide the commands Copy and Paste along with their keyboard shortcuts which are the Command key (cmd) and the C key to Copy or the V key to Paste.
CTRL + C for windows. [Apple key] + C mac.
It is most commonly the "F1" key.
The Escape key on a keyboard (short for Echappe)
You hold down CTRL(at bottom left&right of keyboard) and press C.
The keys on a computer keyboard are used to type letters and perform functions such as save for copy and paste. The keys on a musical keyboard are used to produced different notes.
A keyboard is a "board" with keys on it. So a keyboard key is called a, "Keyboard key". There is no fancier word for them.