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Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
Computers
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Computers

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computer basics

computer basics

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Transcript

  • 1. Computer Components
  • 2. Hardware Devices Software
  • 3. Category Size Users Price PC Mobile Computers Game Consoles Servers Mainframes Embedded Computers
  • 4. DOS and GUI
  • 5. To open a Microsoft DOS command prompt shell window, first click the Start menu at the lower-left of your computer's desktop and select "Run...". Then if you are using Windows XP or Vista, type "cmd" (without the quotation marks) into the Run box and click "OK". Otherwise, type "command" (without the quotation marks) into the Run box and click "OK".
  • 6. ◦ Office winword ◦ Calculator calc ◦ Time time ◦ Notepad notepad
  • 7.  GUI – Graphical User Interface
  • 8.  Go to Start Menu – Control Panel ◦ System Folder ◦ Taskbar and Start Menu ◦ Display ◦ Folders
  • 9.  Windows ◦ Scroll bars ◦ Status Bars ◦ Menus ◦ Toolbars  Dialog Boxes ◦ Minimize, Restore, and Close
  • 10.  Accessories ◦ Paint ◦ Word pad ◦ Note pad
  • 11.  Disk Defragmenter  Disk Clean up
  • 12.  Virus Protection ◦ Online Scans  Computer Maintenance ◦ PC Tools
  • 13.  Installing software  Uninstalling software
  • 14. 17  Software may come on a CD or DVD, or as a Web download  Today’s software is generally comprised of many files
  • 15. 18
  • 16. 19
  • 17. 20  Installing software places the files in appropriate folders on your hard disk
  • 18.  Download winzip100.exe file from Manhattan.  Install executable file.  Watch as the “wizard” installs all the files needed to run the software program.
  • 19. 22  Uninstall routines delete the software’s files from the various folders on your computer’s hard disk
  • 20. 23  A copyright is a form of legal protection that grants the author of an original “work” exclusive rights ◦ Copyright notice  Software licenses define the ways in which you may use a computer program ◦ Single-user ◦ Site ◦ Multiple-user ◦ Concurrent ◦ Shrink-wrap
  • 21. 24  A EULA (end-user license agreement) is displayed on-screen when you first install software  Different types of software licenses ◦ Commercial software ◦ Shareware ◦ Freeware ◦ Open source ◦ Public domain
  • 22. 25  Microprocessors understand only machine language  A compiler translates high-level language instructions to object code (machine language instructions)
  • 23. 26 An interpreter converts high-level instructions into machine language instructions while the program is running. An interpreted program runs more slowly than a compiled program because the translation process happens while the program is running.
  • 24. 27
  • 25.  Google Earth ◦ Select Download button ◦ Save .exe file to desktop ◦ Install software program
  • 26.  Install the application, Google Earth. ◦ Click on the installer and select, Run.  Observe the many files that need to be installed.  Open the Google Earth folder in the program folder in the C Drive. ◦ What type of files were installed? 29
  • 27.  What is a computer?  How is an input device different from an output device?  What are 5 common storage devices?  How is hardware different from software?

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