Computing Fundamentals by zhangyun

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									Computing Fundamentals
Unit 4- Computer Software
Hardware vs. Software
   What is Hardware?
     Hardware is physical
     You can touch it



   What is Software?
     Instructions to perform a task
     Program is another name



   Both work together & interact
Hardware & Software
   Working Together
2 Types of Software
   Applications
       Helps you do a task


   Systems
     OS & utility programs
     Manages computer resources
Application Software
   AKA Productivity Software
   Word, Excel, PowerPoint, PhotoShop, IE,
    etc.
Systems Software
   Manage resources, files
   OS
   Utilities
       Antivirus
       Backup
       File management (more on next slide)
Utilities
   Defragmentation
     Files are all over the place
     Defrag places parts of a file closer
      together
   Disk Cleanup
       Frees up disk space
   Disk Compression
       Squeezes files on HD
Defrag, Cleanup & Compress
 •My Computer
 •Right click C
 •Properties
 •Tools Tab

 •Also under
 Accessories,
 System Tools
Defrag, Cleanup & Compress
Defrag, Cleanup & Compress
Utility- Compression
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 A2.25-   What is Software?
 A2.26-   System Software
 A2.36-   RS-Utility Programs
 A2.37-   RS-Other Programs
 A2.38-   Ex- Software Categories
Review
1.   What two types of general software
     are there?
        Application & Systems
2.   Paint is an example of which kind of
     software?
        Application
3.   Backup software is which type?
        Systems, Utility

                  End of Day One
Operating Systems
   Mac OS
     Apple
     OS X



   DOS
     Disk Operating System
     IBM used it in 1981 from some small
      company named Microsoft
         Ever   heard of ‘em???
Operating Systems
   Windows
       Multitasking


   UNIX

   Linux

   NOS (Network
    Operating Systems)
       Novell
       Windows
User Interfaces
   What you see, how you interact with
    computer

   CLI
       Command Line Interface
       DOS


   GUI
       Graphical User Interface
       Icons
       Windows, Mac
Start Up Process
 Power On
 POST
       Checks RAM, keyboard & drives
   BIOS searches for boot record
       On ROM
 Boot record loaded in RAM
 Drivers loaded
 GUI loaded & displayed
Review
1.   What’s another name for software?
        Programs
2.   What are the two basic types of
     software?
        Application & System
3.   What does CLI stand for & give an
     example of one.
        Command line interface
        DOS
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   Finish the following…
     A2.25-   What is Software?
     A2.26-   System Software
     A2.36-   RS-Utility Programs
     A2.37-   RS-Other Programs
     A2.38-   Ex- Software Categories
   PLUS…
     A2.27- RS-Operating Systems
     A2.39- Software Compatibility
     A2.43- Software Development
                 End of Day Two
Computing Fundamentals
Unit 5- Essential Computer Skills
GUI Desktop
Window & Scroll Bar
   Window                       Scroll Bar
       Area used to                 Horizontal or
        display a program,            vertical bar
        data, or other info          Moves the frame
       Can be resized &
        moved
Icons & Pointer
   Icon                        Pointer
       Small picture that          Shows position of
        represent a                  the mouse
        function                    Arrow or I-beam
                                     usually
Menu
 Text interface with drop-down options
 You click an option to perform a
  command
Taskbar
   Taskbar
       At bottom
       Has Start, Open windows (tasks in progress),
        clock



   Quick Launch Icons
       Allows quick start to program


   Notification Area
       Shows loaded programs running in the
        background
Taskbar Moving
   You can
    move, resize,
    or lock the
    taskbar
Identify Items on Handout
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 A1.1-   Operating System
 A1.2-   Common Elements
 A1.3-   Buttons & Icons
 A1.4-   Ex- Buttons & Icons
The Recycle Bin
   Open Recycle Bin
       Double-click the
        icon
       Right-click, open
The Window
Review
   What is the area called near the
    clock?
       Notification area
   What is the blue bar called at the top
    of a window?
       Title bar
   Once you delete a file, you can not
    recover it. True or False?
       False, restore it in the recycle bin
                    End of Day Three
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 A1.5-     Windows
 A1.6-     Ex- Windows
 A1.7-     Menus
 A1.8-     Ex- Menus
 A1.9-     Quiz
       Take the quiz until you get an A
   A1.18- A1.22
Format a Floppy Disk
   3.5”, 1.44MB
   Come already
    formatted now

   Erases data
       Quick Format
   Startup disk
Folders & Files
Files & Folders
   Folder holds files
Files & Folders
Organize Files & Making Folders
   H: drive (New Folder & give it a name)
Rename & Delete Folders
•Rename the folder (3 ways) & delete the folder
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   A3.1- A3.16-
       The Computer’s Filing System
Copy, Cut, Paste Files & Folders
   No two files in the same folder can
    have the same name

 Copy- Ctrl+C or right-click
 Cut- Ctrl+X, will copy item
 Paste- Ctrl+V
Selecting Multiple Adjacent Files


   Click 1st
   Hold Shift
   Click last one
Selecting Multiple Non-Adjacent
Files


   Click 1st
   Ctrl
   Click each one
    while holding
    control
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 A3.23- A3.28
 A3.29 Quiz
       Take until you get an A




                  End of Day Four
Switching Open Programs
   Only 1 is active
       Title bar will be bright
       Others will be shaded




       Alt-Tab
Freeware vs. Shareware
   Freeware
       Free software to
        download
       Owner has
        copyright
       For personal use
            No rights for you to
             distribute


   Shareware
       Trial period
       Pay after that
Software
   Upgrading
     Fixes for bugs (free)
     New versions w/ new features (pay)
     Look on manufacturer’s website
          Or   update automatically
       DON’T UPGRADE FIRST!
   New Install
       Install or Setup file
          May   run automatically
     Register for tech support/upgrades
     Restart to recognize
Computing Fundamentals
Extra Unit- Printers
Printers
   Output device

 Dot Matrix
 Inkjet
 Laser
 All-In-One
 Plotter
Printer Terms
   DPI
     Dots per inch
     More you squeeze, better resolution
     600 dpi – 1200 dpi
   PPM
       Pages per minute
 Ink
 Toner
 Parallel
 USB
Printers
   Dot Matrix
       9/24 pins hammer an ink ribbon
       Continuous feed paper
       Not good for graphics
       Ink ribbon cheap
Printers
   Inkjet                    Laser Printer
       Drops of ink              High quality
        through nozzles           Toner
       Pages per minute
       Low cost printer
       Ink can be $$$
Printers
   Plotter
       Large prints
Choices?
 Inkjet or Laser?
 Color or Black & White?
 How much do you print?
       Occasional or everyday?
 Resolution, Photos?
 Speed
 Single or multifunction?
 Network or not?
Let’s look at inkjets…
   Lexmark Z2300            Epson WorkForce
       $34.99                30
       22 ppm black             $69.99
       16 ppm color             38 ppm black
       1200 dpi                 20 ppm color
       USB                      1440 dpi
       Hold 100 sheets          USB
       #14 & 15                 Holds 100 sheets
        cartridges               5 ink cartridges
                                      2 black, c, m, y
Review
 True-False. A printer is an output
  device.
 What’s an advantage of using a dot
  matrix printer?
 True-False. Inkjets produce high
  quality printouts.
 What’s an advantage of using a laser
  printer?
 What printer is used for blueprints?
Computing Fundamentals
Unit 6- Using Technology to Solve
Problems
Tech Today
   Use Problem Solving to:
     Discover which tech to use to solve
      problem
     Which tech would enhance your task
Problem Solving Steps
1.   Define the Problem
        What really is the problem?
2.   Investigate & Analyze
        Collect the facts
        Why having problem?
3.   Identify Possible Solutions
        What can be done differently?
        Added, deleted?
        Look for several solutions
Problem Solving Steps
4. Select & Implement a Solution
     More than one solution, test each
     Which is the best?
5. Evaluate Solutions
     Did it eliminate it?
Choosing the Right Software
   Software can be used for many tasks
       What else can Word do other than type
        papers?


 General Use software
 Specialized Business software
Software Solutions
   Word Processing
     Letters, Memos, Faxes, etc.
     Word, Works, Word Perfect, Open Office



   Spreadsheet
     Calculations, charts, graphs, filter data
     Excel, Lotus 1-2-3
Software Solutions
   Database Software
       Collection of info, customer list, inventory
       Access


   Presentation Software
       Slides, handouts, effects
       PowerPoint, Corel Presentations
Software Solutions
   Graphics & Multimedia Software
       Photos, Flyers, Newsletters, Video, Animation,
        Web Design
       PhotoShop, Flash, Dreamweaver


   Email
       Outlook, Eudora
            Eudora one of the 1st email programs
Using Other Technologies to
Solve Problems

 Entertainment
 Banking
 Medical
 Dangerous Tasks
 Repetitious Tasks
 Schools
Computing Fundamentals
Unit 7- Windows Operating System
Starting Windows
 Welcome
Screen

   Accounts
       Each with
        their own
        settings
       Different
        themes
The Start Menu
Mouse Pointer & Shapes
   Pointer

   I-Beam
       Working with text


   Hourglass
       Wait


   Arrow w/ Hourglass
       Wait, but you can click
        other things


   Circle & slash
       Can’t do that
Mouse Buttons
   Left
   Right
   Scroll
More Mouse Functions
   Dragging
       Press, hold & move
   Click
       Press left & release
   Double-Click
       Press left twice & release
   Right-Click
       Press & release right button
   Select
       Point & click
Parts of a Window
Menus
   Shaded menus
       Unavailable


   Ellipses…
       Opens window with
        more info (dialog)

   Underlined Letters
       Alt + C

   Shortcut keys
       Ctrl+O

   Right arrow
       Sub-menu
Dialog Boxes
   Option
    Buttons
   Command
    buttons
       Radio
   Check Boxes
   Drop-down
    list
   Text Boxes
   List Boxes
Dialog Boxes
Message Box
   Start
   Run
       Run dialog box
   Type your first name
   Click OK
   This is a message box
Managing Your Windows
   Rather than
    Alt+Tab or
    Min/Max.
   Right-click on
    Taskbar
   Cascade
   Tile Horizontally
   Tile Vertically
   Show the Desktop
Cascade
Tile Horizontally
Tile Vertically
Help!
   F1
   Help Lab
Resetting the Computer
   Warm Boot
       Restart with Ctrl+Alt+Delete


   Cold Boot
     Powering it off with power button
     Wait 30 seconds before turning back on
Shutting Down
   Log Off
     Still has power
     Someone else can log on
     Switch User
         Programs   open & waiting for you
   Turn Off or Shut Down
     Stand by- saves power but keeps
      programs open
     Turn off
     Restart
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