الفصل الأول

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الفصل الأول

  1. 1. 1 computer) computer - - - ITAA
  2. 2. 2 IT IS MISmanged service provider msp
  3. 3. 3 first generation ENIAC Electronic Numeric Integrator and Calculator second Generation Third Generation IBM Fourth Generation
  4. 4. 4 IBMHPNECICL Fifth Generation - - - - -
  5. 5. 5 - Super computer mainframe minicomputer Personal computer pc microcomputer hardware software Apple
  6. 6. 6 notebooklaptop handheld - software Hardware - input units CPU Memorysave unit Output units
  7. 7. 7 (keyboard - )CD( compact disk floppy disk scanners mouse light pen control process unit cpu - control unitcu arithmetic and logic unitalu main storage section - - 10( cellword cpumemory- romread only memory
  8. 8. 8 ramread access memory - - - secondary memory unit - - - -cache memory Mother Board - - - -
  9. 9. 9 - - Byte BitBitsByte Byte bit - -KB -MB -GB - Monitor (Printer CDCompact Disk Floppy Disk Scanner
  10. 10. 10 Main memory unit (CPU) controlCache memoryALU OUTPUT UNITE INPUT UNITE Data Information secondary memory unit
  11. 11. 11 input processes output Storage

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