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Introduction to Computers

Introduction to Computers. Just the Facts. Computer Functions. Input Processing Output Storage. Hardware - Software. TV - Videotapes Cooking Pots - Recipes It’s hardware if you can use a screwdriver on it dust it plug it in. Input Keyboard Mouse Floppy drive CD-ROM, Zip, etc.

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Introduction to Computers

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  1. Introduction to Computers Just the Facts

  2. Computer Functions • Input • Processing • Output • Storage

  3. Hardware - Software • TV - Videotapes • Cooking Pots - Recipes • It’s hardware if you can • use a screwdriver on it • dust it • plug it in

  4. Input Keyboard Mouse Floppy drive CD-ROM, Zip, etc. Scanner Processing CPU Memory chips Output Monitor Printer Storage Hard disk Floppy disk CD-RW, Zip, etc. Hardware

  5. Memory and Storage • Memory • ROM – Read Only Memory • “Hard-wired” • Runs computer • RAM – Random Access Memory • Volatile • Data can be changed • Storage • Holds data to be used again • Accessible from outside computer or stored within

  6. Storage Options • Hard Drive - Desk • Diskette - Briefcase

  7. Software • Electronic instructions for hardware • Operating System • Applications

  8. Operating Systems • DOS • Windows 3.1 • Windows95, 98, NT, 2000, XP • MAC Operating System 7.5, 8.0 • Not obvious unless problem arises

  9. Using the Windows Operating System • Starting your computer • Getting to know your desktop • Working with windows • Communicating by mouse • Getting (and staying) organized

  10. Application Software • Software programs run by operating system • Each performs specific function • Word-processing • Storing and analyzing data • Graphics • Playing games • Communicating over network

  11. Applications are Tools • Only one tool can do the job fast and effectively • Training shows how to use tools properly

  12. Microsoft Office 2000 Software Application • Word Word processing • Excel Spreadsheet • PowerPoint Presentation graphics • Access Database

  13. World Wide Web • Use search engines such as Lycos and Google to find sites that interest you. • Key in topics of interest and choose the sites you want to visit. • Click on the underlined site to go to that “page.” • Add your favorite sites to your Hot List.

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