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Computing Fundamentals

Computing Fundamentals. Unit 6- Operating Systems. The OS. System software Allows user & hardware to communicate with application software & reverse Manages resources Every PC needs one. Operating Systems. DOS Old Text based, single task only Command Prompt Windows

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Computing Fundamentals

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  1. Computing Fundamentals Unit 6- Operating Systems

  2. The OS • System software • Allows user & hardware to communicate with application software & reverse • Manages resources • Every PC needs one

  3. Operating Systems • DOS • Old • Text based, single task only • Command Prompt • Windows • 3.0, 3.1, 95, 98, 2000, Me, XP, Vista, 7 • Mac OS • Network OS (NOS) • Novell, Windows Server • Allows shared access, security

  4. DOS • Found in Command Prompt

  5. Windows- Through the Years

  6. Mac OS

  7. Linux • Similar to Windows/Mac • Free • Open to coding/ changes by the user

  8. UNIX • More for programming

  9. Handheld OS • Blackberry, Palm, Android, Windows Mobile

  10. Boot Up Process • POST (verifies hardware) • ROM passes boot instructions to RAM • OS located on HD, loaded into RAM • C: Drive

  11. User Interfaces • How you interact with OS • Command Line Interface (CLI) • DOS • Graphical User Interface (GUI) • Icons to click

  12. Review • Which user interface must you type out commands instead of clicking icons? • CLI • Where is the OS stored? • Hard drive • Where does the OS get loaded onto when the computer boots? • RAM • Which OS is free and allows users/programmers to change coding to improve it? • Linux

  13. Review • Name a mobile OS. • iPhone, Android, Windows Mobile, others • Which type of user interface is Windows? • GUI • What happens first when you turn on your computer? • POST, check hardware • What part of the computer contains boot instructions? • ROM

  14. Computing Fundamentals Unit 6- Operating Systems

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