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Introduction to Computers:

Data and Information

BUAD 258- Information Systems I

Ali A. Nazemi, Ph.D.


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  • Software and Multimedia Applications

  • Data, Files and Document Storage

  • Computer Architecture and Marketplace

  • Data Communications and the Internet

  • Computer Security, Control & Ethics

Course Lecture/Discussion Topics


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Chapter Outline

  • Computers and Computer Systems

  • Basic Elements of Information Processing

  • Categories of Computers

  • Data, Files and Programs

  • User Interface

  • Graphical User Interface

  • Where to Go for More Info


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Computers and Computer Systems...

  • What Is a Computer?

  • Elements of a Computer System

  • Data Vs Information

  • I/O and Storage

  • Internal Components

  • Campus Network




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Data, Files, Programs...

  • Types of Data

    • Text

    • Graphics

    • Audio

    • Video

  • Data Files

  • Programs and Software


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Categories of Computers

  • Supercomputer

  • Mainframes

  • Minicomputers

  • Microcomputers

    • Desktop (Flat or Tower)

    • Laptop

    • Notebook

    • Palmtop

  • PDAs


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Input Hardware...

  • Keyboards (QWERTY, Dvorak)

  • Terminals

    • Smart Vs Intelligent Vs Network

    • Network & Web

  • Pointing Devices

    • Mouse, Touch Screen, Light Pen, Joystick, Trackball

  • Image Scanners & POS Terminals

  • Digitizers -Digitizer Tablet, Digital Camera

  • Voice Input Devices

  • Analog-To-Digital Converters




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    Input Hardware...

    • Scanners

      • UPC Readers (POS Terminals)

      • Magnetic Ink

      • Image Scanners

      • Fax Machines

  • Smart Cards





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    Output Devices...

    • Monitors (Soft Copy)

      • Data Display (Text, Graphs, video)

      • Resolution (Pixels)

      • Standards (MDA, CGA, EGA, VGA, XGA, SVGA)

      • CRT Vs. Flat-Panel (LCD)

        • Passive Matrix (TFT)

        • Active Matrix (Dual Scan)

      • High Definition



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    Output Devices...

    • Printers (Hard Copy)

      • Scaleable Fonts, Character Set

      • Speed - Pages Per Minute (PPM)

      • Printer Types:

        • Dot Matrix, Ink Jet, Laser, Thermal

        • Color Laser




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    Output Devices...

    • Plotters

      • Pen Plotters (X-Y)

      • Ink-Jet

      • Electrostatic

      • Direct Image (Thermal)



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    Special Purpose Output Devices...

    • Speakers

    • MIDI Devices

    • Voice Output

    • Film Recorders

    • Digital-To-Analog Converters



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    User Interface

    • Command-Driven

    • Shortcut Keystrokes

    • Prompted

    • Menu-Driven

    • Graphical User Interface

    • Mouse, Keyboard & Monitor

    • Touch-Sensitive Screens

    • Voice-Driven Interface


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    Graphical User Interface (GUI)

    Menu Bars

    Pull-Down Menus

    Icon Menus

    Pop-Up Menus

    Scroll Bars

    Check/Radio Boxes

    Online Help

    Windows Environment




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    Where to Go for More Info..

    Me

    Your Text

    Software Manuals

    Help Features

    The Internet

    Magazines and Journals


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    Your Dorm PC

    Hub

    Multimedia Classrooms

    Lab PCs

    Servers (\\svnt0?\Username$)

    Internet

    Campus Network


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    Local Drives

    • A: Drive (Floppy)

    • C: Drive (Hard Disk)

    • D: Drive (CD-ROM)

    • E: Drive (Zip)Local drives are physically located on your computer.


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    Network Drives

    • N: Network Applications

    • W: Web Space

    • X: Secure Department Drive

    • Y: Public Drive

    • Z: Personal Drive

    • All network drives are physically located in Trexler.


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    Win95/98/NTOperating Systems

    • OS is good for you.

    • DeskTop or On the Shelf

    • Are Bars Open?

    • Dragon Drop! Ooh!

    • Lost Control of My Panel

    • Start and Stop! Way to Go Bill!


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    Win95/98/NT Operation

    • Where Do I Begin… (Love Story!!)

    • Explorer has been good to Me! (or My Computer)

      • But Can You Open That File?

    • Size it, Minimize it, Restore it or Close it

    • Folders? (Handy after Laundry!)

    • File/Folder Needs Operations

    • Muti-Tasking

      • (Can You Walk and Chew Gum?)

    • Cut Me, Copy Me! But Don’t Forget to Paste Me


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    Windows Applications

    • Where is my App? Check the Extension!

    • Oh! I Get it, It has to be Recognizable.

    • Do We Have Something in Common?

    • Yes! Menus, Toolbars, Icons & Most Operations

    • Tools for Every Job! Too Many (Confused?)

    • Wanna View a Toolbar?

    • Object of My Orientation! (Object-Orientation)

    • Save Me! But Remember Where You Put Me.

    • Tangled Webs we weave!

    • ET Phone Homepage!


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    Intro to Computing

    t h e e n d