A L Computer Basics2


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  • A L Computer Basics2

    1. 1. Objectives <ul><li>Understand basic components of a computer </li></ul><ul><li>Understand navigation in a Windows environment </li></ul><ul><li>Understand how to manipulate documents in the Windows environment </li></ul>
    2. 2. Any Computer System Memory Central processing unit (CPU) Input Auxiliary Storage Auxiliary Storage Auxiliary Storage Output
    3. 3. The PC Today
    4. 4. Auxiliary Storage <ul><li>Floppy Disk </li></ul><ul><ul><li>No longer standard </li></ul></ul><ul><li>Hard (fixed) disk </li></ul><ul><ul><li>30 Gb and higher </li></ul></ul><ul><li>Removable storage </li></ul><ul><ul><li>CD-ROM </li></ul></ul><ul><ul><li>CD-R/CD-RW </li></ul></ul><ul><ul><li>DVD/DVD-R/DVD-RW </li></ul></ul><ul><ul><li>Zip disks </li></ul></ul><ul><ul><li>Tape </li></ul></ul>
    5. 5. Input Devices
    6. 6. The Monitor <ul><li>Resolution is expressed in picture elements or pixels ; (800 x 600 or 1024 x 768) </li></ul><ul><li>The higher the resolution, the more you can see at one time. </li></ul><ul><li>Larger monitors enable you to you run at higher resolutions; e.g., 19” to run 1024 x 768 comfortably </li></ul><ul><li>A graphics card speeds processing </li></ul>
    7. 7. Looking at Windows
    8. 8. What’s a window? <ul><li>The Windows operating system works in rectangular areas on the screen called “windows.” </li></ul><ul><li>Each window has several parts to help you work: </li></ul><ul><ul><li>A title bar with the name of the program and 3 buttons to allow you to size or close the window. </li></ul></ul><ul><ul><ul><li>Minimize button – shrinks the window to the taskbar </li></ul></ul></ul><ul><ul><ul><li>Maximize button – fills the screen with the window </li></ul></ul></ul><ul><ul><ul><li>Close button – ends the program and closes the window </li></ul></ul></ul>
    9. 9. The Windows Desktop <ul><li>When you boot your PC, the operating system takes you to your desktop </li></ul><ul><li>The desktop remains in the background when you run your programs </li></ul><ul><li>The desktop contains objects and menus to help you control the PC </li></ul>
    10. 10. The Windows Desktop <ul><li>The desktop displays: </li></ul><ul><ul><li>Small graphics or icons representing programs, hardware and data </li></ul></ul><ul><ul><li>There is a taskbar at the bottom that shows status of the system </li></ul></ul><ul><ul><li>On the bottom left is the Start button which is the main control of the desktop. This button displays the Start menu. </li></ul></ul>
    11. 11. The Windows Desktop A typical Windows desktop, showing the components Icons representing hardware and software components Start Button Taskbar buttons for quick access Taskbar icons indicating status of system
    12. 12. <ul><li>Have I lost anyone yet? </li></ul>
    13. 13. Starting an Application Program <ul><li>To accomplish a task on your PC, you will need to use a software program called an application program. </li></ul><ul><li>An operating system (also software) helps control your environment </li></ul><ul><li>An application program helps you do tasks – such as drafting a letter in Word or doing a spread sheet in Excel </li></ul>
    14. 14. Starting an Application Program <ul><li>There are several ways to start an application program. Two of the more common ways are: </li></ul><ul><ul><li>Use the Programs option on the Start menu, highlight the program you want to use, and click it. </li></ul></ul><ul><ul><li>Double click the program’s icon on the desktop. These icons are called shortcuts </li></ul></ul>
    15. 15. Starting an Application Program Starting a program from the Start menu The Start Menu The Program menu showing all of your programs Program buttons for active programs
    16. 16. What’s a window? <ul><li>Each window has several parts (cont): </li></ul><ul><ul><li>A menu bar that gives you access to the program’s working commands </li></ul></ul><ul><ul><li>One or more toolbars, depending on the application </li></ul></ul><ul><ul><ul><li>Toolbars contain buttons that give direct access to a task. For instance, the scissors, cuts highlighted material. </li></ul></ul></ul><ul><ul><li>Scroll bars allowing you to see items outside of the size of the window. </li></ul></ul>
    17. 17. What’s a window? Looking at the parts of an application window Title Bar Menu Bar Toolbar Close Maximize Minimize Scroll Bar
    18. 18. What’s a Dialog Box? <ul><li>When you click certain menu options, a dialog box appears. </li></ul><ul><li>Dialog boxes allow you to specify your personal options for the task to be done. </li></ul><ul><li>Dialog boxes contain many Windows control features, such as option buttons, check boxes, and list boxes. </li></ul>
    19. 19. What’s a Dialog Box? The Print Dialog Box showing the options you have available
    20. 20. ???? <ul><li>Still awake? </li></ul><ul><li>Questions? </li></ul><ul><li>Are we done yet? </li></ul>
    21. 21. Managing Your Files
    22. 22. Disk and File Management <ul><li>A file is a set of instructions or data </li></ul><ul><ul><li>Program file : Microsoft Word or Microsoft Excel </li></ul></ul><ul><ul><li>Data File: Document or workbook </li></ul></ul><ul><li>Copy, move, rename or delete a file </li></ul><ul><li>A folder allows us to organize our files </li></ul><ul><ul><li>May contain files and/or other folders </li></ul></ul><ul><li>A back up strategy is critical </li></ul><ul><ul><li>What (data), When (whenever it changes), Where (off site), How (Windows Explorer), and Who (you) </li></ul></ul>
    23. 23. Organizing Files and Folders <ul><li>A file, or document, is a collection of data that has a name and is stored in a computer </li></ul><ul><li>You organize files by storing them in folders </li></ul><ul><li>Disks contain folders that hold documents, or files </li></ul><ul><ul><li>Floppy disks </li></ul></ul><ul><ul><li>Zip disks </li></ul></ul><ul><ul><li>Compact Discs (CDs) </li></ul></ul><ul><ul><li>Hard Disks </li></ul></ul><ul><li>Removable disks are inserted into a drive </li></ul>
    24. 24. Organizing Files and Folders
    25. 25. Explore the Desktop <ul><li>Click on My computer </li></ul><ul><ul><li>J-Drive C-Drive </li></ul></ul>
    26. 26. Navigating to Your Data Files <ul><li>The file path is a notation that indicates a file’s location on your computer </li></ul><ul><li>A:FMTutorialHoliday.bmp </li></ul><ul><ul><li>A: is the drive name </li></ul></ul><ul><ul><li>FM is the top-level folder on drive A </li></ul></ul><ul><ul><li>Tutorial is a subfolder in the FM folder </li></ul></ul><ul><ul><li>Holiday.bmp is the full filename with the file extension </li></ul></ul>
    27. 27. Working with Folders and Files <ul><li>Creating Folders using Windows Explorer </li></ul><ul><ul><li>Click File on the menu bar, point to New to display the submenu, and then click Folder </li></ul></ul>
    28. 28. Working with Folders and Files <ul><li>Naming and Renaming Files </li></ul><ul><ul><li>Filenames provide important information about the file, including its contents and purpose </li></ul></ul><ul><ul><ul><li>Main part of the filename </li></ul></ul></ul><ul><ul><ul><li>Dot </li></ul></ul></ul><ul><ul><ul><li>File extension </li></ul></ul></ul><ul><ul><li>A filename extension identifies the file’s type and indicates the program in which the file was created </li></ul></ul>
    29. 29. Questions?