Computer Concepts Intro

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This is the slides that I use to introduce computers and computing to my Computer Concepts and Applications students at Moline High School

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  • 200 Million Moves/s; 64 CPUs
  • Computer Concepts Intro

    1. 1. Computer Concepts Chapter 1
    2. 2. Overview <ul><li>Explain Computer Literacy </li></ul><ul><li>Define Hardware & Software </li></ul><ul><li>Identify Computer Components </li></ul><ul><li>Differentiate Various Software Types </li></ul><ul><li>Differentiate Computer Platforms </li></ul>
    3. 3. A World of Computers <ul><li>Notable Technology Prognostications </li></ul><ul><ul><li>“ I think there is a world market for maybe five computers.” </li></ul></ul><ul><ul><ul><li>Thomas Watson, Chairman of IBM, 1943 </li></ul></ul></ul><ul><ul><li>“ Computers in the future may weigh no more than one and a half tons.” </li></ul></ul><ul><ul><ul><li>Popular Mechanics, 1949 </li></ul></ul></ul><ul><ul><li>“ There is no reason anyone would want a computer in their home.” </li></ul></ul><ul><ul><ul><li>Ken Olson, President of DEC, 1977 </li></ul></ul></ul>
    4. 4. A World of Computers <ul><li>Computer Use </li></ul><ul><ul><li>Everywhere </li></ul></ul><ul><ul><ul><li>Impact Virtually Everyone </li></ul></ul></ul><ul><ul><ul><li>Creation, Collection, Dissemination </li></ul></ul></ul><ul><ul><ul><ul><li>Price/Power </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Competition </li></ul></ul></ul></ul><ul><ul><li>Computer Literacy </li></ul></ul><ul><ul><ul><li>Understanding of Computers and Their Uses </li></ul></ul></ul><ul><ul><ul><ul><li>Technical Knowledge Not Required </li></ul></ul></ul></ul>
    5. 5. What Is A Computer? <ul><li>Computer Definition </li></ul><ul><ul><li>Electronic Machine </li></ul></ul><ul><ul><ul><li>Controlled by Instructions in its Own Memory </li></ul></ul></ul><ul><ul><li>Accepts Data </li></ul></ul><ul><ul><ul><li>Raw Facts, Figures, & Symbols </li></ul></ul></ul><ul><ul><li>Processes Data Into Information </li></ul></ul><ul><ul><ul><li>Data that is Organized, Meaningful, and Useful </li></ul></ul></ul><ul><ul><li>Produces & Stores Results </li></ul></ul>
    6. 6. What Is A Computer? <ul><li>Information Processing Cycle </li></ul><ul><ul><li>Input — Accepts Data </li></ul></ul><ul><ul><li>Processing — Manipulate Data </li></ul></ul><ul><ul><li>Output — Produce Results </li></ul></ul><ul><ul><li>Storage — Store Results </li></ul></ul><ul><ul><li>Communication — Send Results to Others </li></ul></ul>
    7. 7. What Is A Computer? <ul><li>Hardware & Software </li></ul><ul><ul><li>Hardware </li></ul></ul><ul><ul><ul><li>Electronic & Mechanical Equipment </li></ul></ul></ul><ul><ul><li>Software </li></ul></ul><ul><ul><ul><li>Instructions that Tell Hardware How to do Tasks </li></ul></ul></ul>
    8. 8. Hardware <ul><li>Common Hardware Components </li></ul>
    9. 9. Hardware <ul><li>System Unit </li></ul><ul><ul><li>Box-like Device </li></ul></ul><ul><ul><ul><li>Contains Electronic Components </li></ul></ul></ul><ul><ul><ul><ul><li>Connected to Motherboard </li></ul></ul></ul></ul>
    10. 10. Hardware <ul><li>Input Devices </li></ul><ul><ul><li>Used to Enter Data & Instructions </li></ul></ul><ul><ul><ul><li>Keyboard </li></ul></ul></ul><ul><ul><ul><li>Mouse </li></ul></ul></ul><ul><ul><ul><li>Scanner </li></ul></ul></ul><ul><ul><ul><li>Digital Camera </li></ul></ul></ul><ul><ul><ul><li>Video Camera </li></ul></ul></ul><ul><ul><ul><li>Microphone </li></ul></ul></ul>
    11. 11. Hardware <ul><li>Processing </li></ul><ul><ul><li>Memory </li></ul></ul><ul><ul><ul><li>Temporary Storage for Data & Instructions </li></ul></ul></ul><ul><ul><li>Central Processing Unit (CPU) </li></ul></ul><ul><ul><ul><li>Carries Out Instructions </li></ul></ul></ul><ul><ul><ul><li>Tells Computer What to Do </li></ul></ul></ul><ul><ul><li>Attached to Motherboard </li></ul></ul>
    12. 12. Hardware <ul><li>Output Devices </li></ul><ul><ul><li>Conveys Information to User </li></ul></ul><ul><ul><ul><li>Monitor </li></ul></ul></ul><ul><ul><ul><li>Printer </li></ul></ul></ul><ul><ul><ul><li>Speakers </li></ul></ul></ul>
    13. 13. Hardware <ul><li>Storage </li></ul><ul><ul><li>Holds Data & Instructions for Future Use </li></ul></ul><ul><ul><ul><li>Media </li></ul></ul></ul><ul><ul><ul><ul><li>Physical Material </li></ul></ul></ul></ul><ul><ul><ul><li>Device </li></ul></ul></ul><ul><ul><ul><ul><li>Reads / Writes Data </li></ul></ul></ul></ul>
    14. 14. Hardware <ul><li>Communications Devices </li></ul><ul><ul><li>Establishes Connection Between Computers </li></ul></ul><ul><ul><li>Use Telephone Lines, Cables, & Satellites </li></ul></ul><ul><ul><ul><li>Modem </li></ul></ul></ul><ul><ul><ul><ul><li>Converts Digital Signals to Analog & Vice Versa </li></ul></ul></ul></ul>
    15. 15. Hardware <ul><li>Networks </li></ul><ul><ul><li>Collection of Connected Computers / Devices </li></ul></ul><ul><ul><ul><li>Share Resources </li></ul></ul></ul><ul><ul><ul><ul><li>Hardware </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Software </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Data & Information </li></ul></ul></ul></ul><ul><ul><ul><li>Save Time & Money </li></ul></ul></ul><ul><ul><li>Internet </li></ul></ul><ul><ul><ul><li>Worldwide Network Linking Millions of Computers </li></ul></ul></ul>
    16. 16. Software <ul><li>Systems Software </li></ul><ul><ul><li>Controls Computer Operations & Hardware </li></ul></ul><ul><ul><li>Operating System </li></ul></ul><ul><ul><ul><li>Set of Programs </li></ul></ul></ul><ul><ul><ul><li>Coordinates Activities Among Hardware Devices </li></ul></ul></ul><ul><ul><ul><li>Allows Users to Run Application Software </li></ul></ul></ul><ul><ul><li>Utility Programs </li></ul></ul><ul><ul><ul><li>Allow Users to Perform Maintenance-type Tasks </li></ul></ul></ul>
    17. 17. Software <ul><li>Application Software </li></ul><ul><ul><li>Performs Specific Tasks for Users </li></ul></ul><ul><ul><ul><li>Word Processing </li></ul></ul></ul><ul><ul><ul><li>Spreadsheet </li></ul></ul></ul><ul><ul><ul><li>Database </li></ul></ul></ul><ul><ul><ul><li>Presentation </li></ul></ul></ul><ul><ul><ul><li>Personal Information Management (PIM) </li></ul></ul></ul>
    18. 18. Software <ul><li>Installation </li></ul>
    19. 19. Software <ul><li>Programs </li></ul><ul><ul><li>Series of Instructions </li></ul></ul><ul><ul><li>Tells Computer What to Do </li></ul></ul>
    20. 20. Advantages & Disadvantages <ul><li>Computer Advantages </li></ul><ul><ul><li>Speed </li></ul></ul><ul><ul><li>Reliability </li></ul></ul><ul><ul><li>Consistency </li></ul></ul><ul><ul><li>Storage </li></ul></ul><ul><ul><li>Communications </li></ul></ul>
    21. 21. Advantages & Disadvantages <ul><li>Computer Disadvantages </li></ul><ul><ul><li>Violation of Privacy </li></ul></ul><ul><ul><li>Crime </li></ul></ul><ul><ul><li>Impact on Labor Force </li></ul></ul><ul><ul><li>Health Risks </li></ul></ul><ul><ul><li>Impact on Environment </li></ul></ul>
    22. 22. Platforms <ul><li>Personal Computers </li></ul><ul><ul><li>Desktops </li></ul></ul><ul><ul><ul><li>PCs & Compatibles </li></ul></ul></ul><ul><ul><ul><ul><li>Windows OS </li></ul></ul></ul></ul><ul><ul><ul><li>Apple </li></ul></ul></ul><ul><ul><ul><ul><li>Macintosh OS </li></ul></ul></ul></ul>
    23. 23. Platforms <ul><li>Personal Computers </li></ul><ul><ul><li>Notebook </li></ul></ul><ul><ul><ul><li>AKA Laptop </li></ul></ul></ul><ul><ul><li>Tablet </li></ul></ul>
    24. 24. Platforms <ul><li>Mobile Computers </li></ul><ul><ul><li>PDA </li></ul></ul><ul><ul><li>Smart Phone </li></ul></ul><ul><ul><li>Handheld </li></ul></ul>
    25. 25. Platforms <ul><li>Computer Platforms </li></ul>
    26. 26. Industry Applications <ul><li>Education </li></ul><ul><ul><li>Distance Learning </li></ul></ul><ul><li>Finance </li></ul><ul><ul><li>Online Banking & Investing, Tax Prep </li></ul></ul><ul><li>Government </li></ul><ul><ul><li>911 Dispatching, Squad Notebooks </li></ul></ul><ul><li>Healthcare </li></ul><ul><ul><li>Electronic Patient Records, PPID </li></ul></ul>
    27. 27. Industry Applications <ul><li>Science </li></ul><ul><ul><li>Collect, Analyze, & Model Data </li></ul></ul><ul><li>Publishing </li></ul><ul><ul><li>E-books, PDF Manuals, MP3s </li></ul></ul><ul><li>Travel </li></ul><ul><ul><li>Navigation Systems, Reservations, E-tickets </li></ul></ul><ul><li>Manufacturing </li></ul><ul><ul><li>Production, Inventory, Quality Control </li></ul></ul>

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