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Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
Sehar S
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Sehar S

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Published in: Technology, Business
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Transcript

  • 1. The computer system By Amy & Sehar
  • 2. Contents
    • Slide 1: Hardware and software
    • Slide 2: The 5 boxed diagram
    • Slide 3: Input and output devices
    • Slide 4: Backing storage devices
    • Slide 5: the processor- CU, ALU, Registers.
    • Slide 6: RAM & ROM
    • Slide 7: different computers systems
  • 3. Hardware Software Hardware: All the physical parts of the computer system (the parts that you can see or touch) Software : Is a collection of programmes that help the compute hardware to work properly.
  • 4. 5 box diagram Backing storage devices. Input device Processor CPU Output devices Main memory RAM & ROM
  • 5. Input Output
  • 6. Backing storage We require backing storage to store programs and files. Without backing storage all our data would be lost when we turn the computer off.
  • 7. The processor C ontrol U nit, A rithmetic L ogic U nit, R egister CU ALU R
  • 8. RAM ROM R andom A ccess M emory. This is where information is stored temporarily while the computer is on although this is lost when the computer is switched off! R ead O nly M emory . This is where data and programs are stored permanently.
  • 9. Different computers palmtop  Apple  Desktop pc laptop HP
  • 10. The End

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