Computer Assignment

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Computer and Internet

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Computer Assignment

  1. 1. -By Austin Gangar
  2. 2. Meaning of Computer1.Mechanical Devise2.Accepts Input3.Provides Output
  3. 3. Types of ComputersPersonal computerNotebook computerPersonal Digital Assistant
  4. 4. HISTORY OF COMPUTERS1st Generation(1946-ENIAC)1.Vaccume tubes2.Memory of mercury & magnetic drums3.Huge
  5. 5. 2nd Generation (Late-1950’s)1.Tubes with transistor2.Memory with magnetic cores3.Size reduced
  6. 6. 3rd Generation (1964-IC)1.Integrated circuits2.Online system3.Magnetic tapes
  7. 7. 4th Generation (Mid-1970’s)1.Chips introduced2.Microprocessor, PC3.Accuracy4.Increased efficiency
  8. 8. 5th Generation (Future Computer)1.Sophisticated2.Artificial intelligence
  9. 9. INPUT DEVICES Keyboard, Mouse Joysticks Touch Screen Scanner Voice, Audio Input Web Cams, Digital Camera
  10. 10. OUTPUT DEVICES Monitor Video Card Printers Dot-matrix, Ink-jet, Laser Printer Speakers
  11. 11. STORAGE DEVICESFloppy DiskHard DiskCompact DiskPen Drive
  12. 12. Advantages of Computers• Create Correspondence• Entertainment• Communication• Educational Purpose• Training Purpose• Speed, Accuracy
  13. 13. Disadvantages of ComputersIncapacity to take DecisionsReduces I.QRequires Proper MaintenanceLeakage of private, confidential dataProlonged use may damage eyesight
  14. 14. Meaning of Internet Sharing of information Network of networksHistory of Internet 1970’s- ARPANET, 1982-IP (www), 1990’s-ISP
  15. 15. Types of Internet Connection• Telephone• Cable• Modem• ISP
  16. 16. Advantages of InternetCommunicationEntertainmentInformationChattingE-CommerceOther Services
  17. 17. Disadvantages of InternetNo secrecy of personal dataSpammingThreat of virusPornography
  18. 18. CONCLUSIONMechanical Services RenderedMotive Is Wellbeing Of HumansDepends On Uses
  19. 19. “Thank you”

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