At a usual keyboard there are 2 control keys.
ctrl
RC
control
There are more than five parts of the keyboard. Four parts of the keyboard are the typing keys, the numeric keypad, function keys, and control keys. The last part of the keyboard is the extra keys.
arrow keys or wasd
4 cursor control keys are there .←↑→↓
control sit ?
control+A
motor control centre panel
control unit
Computer numerical control