Respuesta :

Answer:

- the Keyboard:

The keyboard is a handheld device used to input alphabet, numbers, symbols and characters to a monitor. It also houses the special manipulative and function keys.

- the Control Unit:

The control unit is a component of the CPU which directs the operation of the processor.

- the Printer:

The printer is an external hardware output device which takes electronic data stored on a device and creates a hard copy.