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Getting Started with the Operating System

Chapter 1. Getting Started with the Operating System. Overview. Will discuss the purpose and function of an operating system. Overview. Will identify the system configuration and version of Windows that you are using. Overview.

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Getting Started with the Operating System

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  1. Chapter 1 Getting Started with the Operating System Ch1

  2. Overview Will discuss the purpose and function of an operating system. Ch1

  3. Overview Will identify the system configuration and version of Windows that you are using. Ch1

  4. Overview The need and procedure for booting the system will be explained. Ch1

  5. Overview The function of, and rules for, file specifications will be explained. Ch1

  6. Overview Will discuss why Microsoft has DOS function available to the user. Ch1

  7. Overview Will compare and contrast data files with system files. Ch1

  8. Overview Will explain the purpose and function of commands and then use the commands for specific tasks. Ch1

  9. Overview Make a copy of a disk. Ch1

  10. Overview Learn the proper way to end a work session. Ch1

  11. What is an Operating System? The operating system: • First program loaded into memory (RAM) • Software program - makes computer work Ch1

  12. What is an Operating System? The operating system: • Supervises application programs and all input/output of computer • Takes care of mandatory functions of computer Ch1

  13. What is an Operating System? • User communicates with the operating system and the OS runs the computer. • Working with the operating system is known as being on the SYSTEM LEVEL. Ch1

  14. Versions of the Operating System (OS) • New versions of OS • Assigned a number • take advantage of new technology. • Upgrades contain enhancements which increase capabilities of computer. Ch1

  15. Versions of the Operating System (OS) • Current version of Windows Operating system is Windows XP • Two versions Windows XP Home Edition and Windows XP Professional Ch1

  16. Overview of Files and Disks • Disks are the primary way to permanently save data and programs. • Files are used to organize data for ease of retrieval. Ch1

  17. Overview of Files and DisksFigure 1.1 Disks and Files p.4 Ch1

  18. File Names, File Types, and Folders File names (file specifications): • Must have a unique name. • Comes in two parts-- • File name • File extension Ch1

  19. File Names, File Types, and Folders • File name describes and identifies the contents of a file. • The file extension identifies the type of file. Ch1

  20. File Names, File Types, and Folders Consider using the 8.3 rule when naming files. Ch1

  21. File Names, File Types, and Folders There are two types of files: • Program files • Data files Ch1

  22. File Names, File Types, and Folders Program files(used to create data): • Step by step instructions for computer • In RAM for application program to work • Fall into generic categories Ch1

  23. File Names, File Types, and Folders Data files: • User created using application program • Used only in conjunction with an application program Ch1

  24. File Names, File Types, and Folders The operating system can divide or structure disks into folders (directories). Ch1

  25. File Names, File Types, and Folders Primary directory (Root): • Created when disk is formatted • Symbol is \ (backslash) Ch1

  26. Identifying Your System Configuration Different system configurations: • One hard disk drive, one CD-ROM drive, and one floppy disk drive • One hard disk drive, one CD-ROM drive, one floppy disk drive, and one Zip drive • Two hard disk drives, one CD-ROM drive, and one floppy disk drive • One hard disk drive, one CD-ROM drive, one read-write CD-ROM drive, and one floppy disk drive Ch1

  27. Computer Configuration GuideComparison of Previous Windows Versions with XP p. 7 Ch1

  28. Computer Configuration GuideComparison of Book Reference and Your System p. 7 Ch1

  29. Booting the System Booting the system: • Moving operating system programs from system disk to memory (RAM) so computer can be used Ch1

  30. Activity—Booting the SystemFig 1.2 Powering on the Computer p. 8 Ch1

  31. Activity—Booting the System Windows XP Professional Startup Sequence: 1. BIOS initiates POST, finds boot device and then loads first physical sector or booting device into memory. 2. Ntldr is loaded and then it loads Ntdetct.com for hardware detection. 3. Hardware configuration selection (if needed). 4. Kernel loading. Ch1

  32. Activity—Booting the System Windows XP Professional Startup Sequence: 5. Determine which Plug and Play devices are installed. 6. Media support files for hard drive and any special video drivers are loaded. 7. Drivers for all services system supports are loaded. 8. Operating system logon process Ch1

  33. Activity—Booting the System KEY CONCEPTS: • Lab procedures • Handling of disks • Windows XP Professional startup sequence Ch1

  34. Shutting Down the System Must shut down computer properly so it will not “crash”. Ch1

  35. Activity—Windows Shut- Down Procedure KEY CONCEPTS: • Proper shut down procedure • Logging off vs. shutting down computer Ch1

  36. Why DOS? Windows is a graphical user interface (GUI). Ch1

  37. Why DOS? DOS as a stand alone operating system is dead. Ch1

  38. Why DOS? Disk Operating System (DOS): • Character-based OS • Works with prompts such as C:\> • Command line interface Ch1

  39. Why DOS? To accomplish task at command line interface need to know: • What command to use • How to use command Ch1

  40. Why DOS? Why learn DOS? • Many tasks must be done at the command line prompt • Some tasks are accomplished easier and faster in DOS • Assumption that user “knows” DOS Ch1

  41. Why DOS? Why learn DOS? • Internet users use command line similar to DOS • Career with networks or computer related fields must know command line interface • Knowing DOS a must if working for A+ certification. Ch1

  42. Accessing the Command Line Prompt • To access command line prompt, must open Command Prompt (DOS) window. • Exit Command Prompt window before turning off computer Ch1

  43. Activity—The Command Line Prompt KEY CONCEPTS: • Opening Command Prompt Window • Creating shortcut to command line • Wizard • Naming shortcuts • Altering properties of Command Prompt Window Ch1

  44. Controlling the Appearance of the Command-Line Window The appearance of the command-line window can be altered. Ch1

  45. Controlling the Appearance of the Command-Line Window While in the window view can . . . • use Minimize button. • use Maximize button. • use Restore button. • alter size of text. • toggle between window and full-screen mode. Ch1

  46. Activity—Altering the Command-Line Window KEY CONCEPTS: • Tool Tips • Minimize/Maximize/Restore Windows • TrueType vs. raster (bit-mapped) fonts • Return to desktop and follow proper shut down procedure Ch1

  47. The Default Drive and Default Directory Command prompt: • Where user keys in commands • Is character-based Ch1

  48. The Default Drive and Default Directory The command prompt: • C:\> • C:\WINDOWS> • C:\WINDOWS\SYSTEM32> Ch1

  49. The Default Drive and Default Directory Displayed default drive and directory: • Your location • Where the OS looks for commands • Can be changed Ch1

  50. The Default Drive and Default Directory Displayed default drive and directory depends on: • System configuration • Current running software Ch1

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