1 01 Computer Components

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1 01 Computer Components

  1. 1. Keyboarding Concepts Dale Gunter Forestview High School
  2. 2. Objective: <ul><li>Describe the purpose, components, and use of computer hardware and software. </li></ul>
  3. 3. Components of an Information System <ul><li>Hardware </li></ul><ul><li>The ‘physical’, tangible parts of the computer system. </li></ul><ul><li>This includes monitors, disk drives, cables, printers, keyboards, scanners, microphones, speakers, modems, etc. </li></ul>
  4. 4. Components of an Information System <ul><li>Applications Software </li></ul><ul><li>Computer programs designed to perform specific functions…. </li></ul><ul><li>Word-processing, database, and spreadsheet software are examples of applications software. </li></ul>
  5. 5. Components of an Information System <ul><li>Systems Software </li></ul><ul><li>Computer programs designed to run the actual computer when it is turned on. </li></ul><ul><ul><li>Examples are MS-Dos, Windows 95, Windows 98. </li></ul></ul>
  6. 6. Applications Software <ul><ul><li>Word Processing </li></ul></ul><ul><ul><li>Used to create documents such as letters, reports, memos, and flyers. </li></ul></ul><ul><ul><li>Word processors perform work that was originally done on the typewriter. </li></ul></ul>
  7. 7. Applications Software <ul><ul><li>Spreadsheet </li></ul></ul><ul><ul><li>Used to process numerical information. </li></ul></ul><ul><ul><li>Spreadsheets are used to process financial and statistical calculations. </li></ul></ul><ul><ul><li>Spreadsheets consist of rows and columns and are widely used in accounting. </li></ul></ul>
  8. 8. Spreadsheet <ul><li>Gunter's Fall 2000 Keyboarding VoCATS </li></ul><ul><li>IV III II I N </li></ul><ul><li>Period </li></ul><ul><li>1st 12 11 1 1 25 </li></ul><ul><li>3rd 11 4 6 3 24 </li></ul><ul><li>4th 6 13 7 0 26 </li></ul><ul><li>N 29 28 14 4 75 </li></ul><ul><li>% 38.7% 37.3% 18.7% 5.3% </li></ul><ul><li>% III & IV = 76.0% </li></ul>
  9. 9. Applications Software <ul><ul><li>Database </li></ul></ul><ul><ul><li>Used to set up electronic filing. </li></ul></ul><ul><ul><li>Databases are used to organize, search, sort, and save information. </li></ul></ul>
  10. 10. Database Customer number_________ Company______________ Sales Rep_______________ President______________ Credit Line______________ Industry_______________ Phone__________________ Address_______________
  11. 11. Definitions of Hardware Types <ul><ul><li>Four main types of hardware make up the computer system </li></ul></ul><ul><ul><li>1. Input devices </li></ul></ul><ul><ul><li>2. Processor </li></ul></ul><ul><ul><li>3. Storage </li></ul></ul><ul><ul><li>4. Output Devices </li></ul></ul>
  12. 12. Definitions of Hardware Types <ul><ul><li>Input Devices </li></ul></ul><ul><ul><li>Used to enter information into the computer. </li></ul></ul><ul><ul><li>Examples are keyboard, joystick, mouse, scanner, voice recognition device, touch screen, microphone and light pen. </li></ul></ul>
  13. 13. Definitions of Hardware Types <ul><ul><li>Processor </li></ul></ul><ul><ul><li>The device or microcircuits that manipulates data and receives and carries out instructions. </li></ul></ul><ul><ul><li>The processor is the ‘brains’ of the computer </li></ul></ul>
  14. 14. Definitions of Hardware Types <ul><li>Storage </li></ul><ul><li>Devices that save data so that it can be used again. </li></ul><ul><li>Disk drives are used to store data on disks </li></ul><ul><li>Storage capacity is measured in megabytes and gigabytes. </li></ul>
  15. 15. Definitions of Hardware Types <ul><li>Output Device </li></ul><ul><li>Displays or prints information produced by the computer. </li></ul><ul><li>Printers and monitors are examples are examples of output devices. </li></ul>
  16. 16. Definitions of Hardware Types <ul><li>Output Devices </li></ul><ul><li>A Printer produces ‘hard’ copy output </li></ul><ul><li>A Monitor produces ‘soft’ copy output </li></ul>
  17. 17. <ul><li>System Schematic </li></ul>Hardware Diagram Input Processor Output Storage
  18. 18. Input Devices
  19. 19. Storage Devices
  20. 20. Output Devices
  21. 21. Printers <ul><li>Impact Printers-a printer that strikes the paper in order to form images. </li></ul><ul><ul><li>Example: Dot Matrix Printer </li></ul></ul><ul><li>Non-Impact Printers-a printer that forms images without striking the paper. </li></ul><ul><ul><li>Example Laser or Inkjet printers </li></ul></ul>
  22. 22. Computer Care <ul><li>Keep food and drinks away from the computer and keyboard. </li></ul><ul><li>Avoid dusty locations. </li></ul><ul><li>Avoid bright sunny locations. </li></ul><ul><li>Do not move the computer while it is in use. </li></ul><ul><li>Always exit programs per user manual instructions. </li></ul>
  23. 23. Diskette Care <ul><li>Avoid contact with magnets and electromagnetic fields. </li></ul><ul><li>Keep disks stored in a clean, cool, and dry place with a protective cover. </li></ul><ul><li>Keep protective metal slider in place. </li></ul><ul><li>Use a virus check program regularly. </li></ul><ul><li>Make a back-up copy! </li></ul>
  24. 24. Computer Terminology <ul><li>What do you call the information that leaves the computer? </li></ul><ul><li>(Click for answer) </li></ul>Output
  25. 25. Computer Terminology <ul><li>What do you call a printed page of output? </li></ul><ul><li>(Click for answer) </li></ul>Hard Copy
  26. 26. Computer Terminology <ul><li>What do you call output viewed on the monitor? </li></ul><ul><li>(Click for answer) </li></ul>Soft Copy
  27. 27. Computer Terminology <ul><li>The touchable physical equipment of a computer system is called: </li></ul><ul><li>(Click for answer) </li></ul>Hardware
  28. 28. Computer Terminology <ul><li>The video screen of the computer is called the: </li></ul><ul><li>(Click for answer) </li></ul>Monitor
  29. 29. Computer Terminology <ul><li>The “Brains” of the computer where the work is done is called the: </li></ul><ul><li>(Click for answer) </li></ul>CPU Central Processing Unit
  30. 30. Computer Terminology <ul><li>An input device that enters data with letters, numbers, symbols, and function keys is called: </li></ul><ul><li>(Click for answer) </li></ul>Keyboard
  31. 31. Computer Terminology <ul><li>Computer hardware that allows information to be passed through the telephone lines: </li></ul><ul><li>(Click for answer) </li></ul>Modem
  32. 32. Computer Terminology <ul><li>Used like a copy machine to allow information to be input into the computer: </li></ul><ul><li>(Click for answer) </li></ul>Scanner
  33. 33. Computer Terminology <ul><li>Name the two most commonly used INPUT devices: </li></ul><ul><li>(Click for answer) </li></ul>Keyboard and mouse
  34. 34. Computer Terminology <ul><li>Name the two most commonly used OUTPUT devices: </li></ul><ul><li>(Click for answer) </li></ul>Monitor and printer
  35. 35. Computer Terminology <ul><li>Which of the three types of application software should be used for keeping records, such as mailing lists? </li></ul><ul><li>(Click for answer) </li></ul>Database
  36. 36. Computer Terminology <ul><li>Which of the three types of application software should be used for writing letters, memos, and reports? </li></ul><ul><li>(Click for answer) </li></ul>Word Processing
  37. 37. Computer Terminology <ul><li>Which of the three types of application software should be used for performing calculations such as in accounting? </li></ul><ul><li>(Click for answer) </li></ul>Spreadsheet
  38. 38. Computer Terminology <ul><li>Which hardware device is used to store data on disk?? </li></ul><ul><li>(Click for answer) </li></ul>Disk drive
  39. 39. Computer Terminology <ul><li>Joysticks, mice, trackballs, graphics tablets and light pens are what kind of hardware? </li></ul><ul><li>(Click for answer) </li></ul>Input devices
  40. 40. Computer Terminology <ul><li>Computer programs that are designed to perform specific functions are called: </li></ul><ul><li>(Click for answer) </li></ul>Applications software
  41. 41. Computer Terminology <ul><li>A small hand-held device used to control the position of the cursor on the screen is called a: </li></ul><ul><li>(Click for answer) </li></ul>Mouse
  42. 42. Computer Terminology <ul><li>A program that allows users to enter, retrieve, and update data in an organized and efficient manner is called: </li></ul><ul><li>(Click for answer) </li></ul>Database Software
  43. 43. Computer Terminology <ul><li>A program frequently used by people who work with numbers, formulas, and data to perform calculations is called: </li></ul><ul><li>(Click for answer) </li></ul>Spreadsheet Software
  44. 44. Computer Terminology <ul><li>Information that is entered into the computer is called: </li></ul><ul><li>(Click for answer) </li></ul>Data
  45. 45. Computer Terminology <ul><li>Cables connecting computer components are examples of: </li></ul><ul><li>(Click for answer) </li></ul>Hardware

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