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Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
Computer Presentation By Mayank
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Computer Presentation By Mayank

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  • mayank u r a good presentator... can u plzzzzz upload a presentation on topic ' Factors that affect processing speed '....??????
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  • 1. COMPUTER PRESENTATION<br />SUBMITED BY<br />MAYANK YADAV<br />
  • 2. Introduction to Computers<br />
  • 3. What is a computer?<br />An electronic device, operating under the control of instructions stored in its own memory unit, that can accept data, manipulate the data according to specified rules, produce information from the processing, and store the results for future use.<br />
  • 4. Devices that comprise a personal computer.<br />
  • 5. Inside a computer<br />
  • 6. Information Processing Cycle—four general operations<br />Input<br />Processing<br />Output<br />Storage<br />
  • 7. What are the components of the computer?<br />Input devices<br />Central processing unit (CPU)<br />Output devices<br />Memory<br />Storage devices<br />
  • 8. Input Devices<br />Keyboard<br />Mouse<br />Digital camera<br />Scanner<br />Microphone<br />
  • 9. Keyboards<br />
  • 10. Mouse Devices<br />
  • 11. Digital Cameras<br />
  • 12. Scanners<br />
  • 13. Microphones<br />
  • 14. Central Processing Unit<br />Made up of the control unit and arithmetic/logic unit<br />The brains of the CPU is the processor. There are different brands and speeds<br />Pentium made by Intel<br />Celeron made by Intel<br />Athlon made by AMD<br />Memory<br />RAM—also called Random Access Memory<br />
  • 15. Processors & Memory<br />
  • 16. Data Representation<br />Byte—one character of data<br />Kilobyte—one thousand bytes of data<br />Megabyte—one million bytes<br />Gigabyte—one billion bytes<br />Terabyte—one trillion bytes<br />Petabyte—one quadrillion bytes<br />Exabyte—one quintillion bytes<br />Zettabyte—one sextillion bytes<br />Yottabyte—one septillion bytes<br />
  • 17. Output Devices<br />Printers<br />Impact printers<br />Dot matrix printers<br />Nonimpact printers<br />Ink jet<br />Laser<br />Color<br />B & W<br />Monitors<br />CRT’S<br />LCD’S<br />
  • 18. STORAGE DEVICES<br />Floppy Disks<br />3.5-inch disks store 1.44M of data<br />Must be formatted<br />Tracks<br />sectors<br />Hard Disks<br />Spins at 5,400 – 7,200 rpm (revolutions per minute)<br />Can store anywhere between 10G – 250G+ of data<br />CD’s—Compact Discs<br />Available in a variety of formats—CD-ROM, CD-R, CD-RW<br />A typical CD holds about 650 MB of data<br />DVD’s<br />Available as DVD-ROM, DVD-R, DVD-RW<br />Can hold 4.7 GB of data<br />Zip Drives—high capacity floppy disk drive; has lost popularity<br />Zip disks can hold from 100 MB – 250 MB of data<br />USB Flash Drive<br />Storage capacity between 32 MB – 4 GB<br />
  • 19. STORAGE DEVICES<br />
  • 20. Software—Can be categorized into four types<br />System software<br />Application software<br />Educational software<br />Entertainment software<br />
  • 21. System Software<br />Controls the operations of computer equipment<br />Operating System software tells the computer how to:<br />Load<br />Store<br />Execute<br />OS is loaded into memory when the computer is turned on<br />This process is called booting<br />Most OS’s use a Graphical User Interface (GUI)<br />Provides visual cues such as icons<br />Each icon represents an application<br />
  • 22. Application Software<br />Programs that tell a computer how to produce information<br />Commonly used applications<br />Word processing<br />Spreadsheet<br />Database<br />Presentation<br />Financial<br />Email<br />Taxing <br />
  • 23. Educational Software<br />Software that can be used for learning purposes<br />Examples include:<br />Jump Start Series<br />Mavis Beacon Teaches Typing<br />Reader Rabbit<br />Encarta or World Book<br />Math Blaster<br />Rosetta Stone Spanish<br />
  • 24. Entertainment Software<br />Sports games<br />Madden NFL<br />MLB<br />The Sims<br />World of Warcraft<br />Rollercoaster Tycoon<br />Final Fantasy<br />Halo<br />Myst<br />Half Life<br />Barbie Fashion Show<br />
  • 25. THANK<br />YOU<br />

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