componants of the cpu

• Cache


  Stores frequently used data, Memory in the CPU.
• ALU(arithmetic logic unit):


  Performs arithmetic equations (adding subtracting) on binary numbers.
• Clock


  1 instruction = 1 pulse
• Ram: 


  Data currently in use

  Volatile
• rom


  Instructions - When the computer starts

  non volatile
• emmbeded system

  small computer that forms a part of a larger computer

  Video camreas
• Role of the control unit

  controls and monitors communications between the hardware attached to the computer