Saturday, May 5, 2012

Computer System







Computer System


Is defined as a combination of components designed to process data and stores file.
Consist of 4 major components:
  • Input devices
  • Output devices
  • Processors
  • Storage devices



Storage

Input


  • Is a location which data, instruction and information are held for future use.
  • To hold data temporarily and permanent.
  • Can be delete / remove
  • Types: magnetic and optical

  • Any data / instruction that we enter into the computer system for processing
  • Data entered into the computer in various form
  • Use input devices


Process

Output


  • Control all the activities within the system
  • The brain of the computer
  • All processing activity
  • Utilize the computer memorir to execute instructions
  • 4 basic operation / machine cycle:
  • Fetching, Decoding, Executing and Storing

  • Is data that has been processed into a useful form
  • The result of raw input that has been processed by the CPU
  • Common form – texts, numbers, graphics, sounds, animations and videos
  • Output devices


Pelajar-pelajar boleh gunakan google translate yang disediakan untuk terjemahkan ke Bahasa Melayu.

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