CPU

CPU

1. definition

   • CPU is the abbreviation for central processing unit. Sometimes referred to simply as the central processor, but more commonly called central processor unit, the CPU is the brains of the computer where most calculations take place.

2. INPUT

   • example
     • keyboard, webcam, mouse, scanner, digital camera and joysticks
   • deinition
     • an input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance.

3. OUTPUT

   • example
     • 3D printer, GPS, head phones,
   • definition
     • An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction.