Computers Tools for an Information Age

Report
Examinations
1. Multiple choice
2. Prior to an exam, you will be given a list
of item to study for the exam.
3. Not all topics will be mentioned in class.
You are responsible for reading the text
in order to cover all topics.
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Obtaining PowerPoint Slides
Download from Course Web Site
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http://campus.murraystate.edu
Click on “Courses”
Scroll down to “Ms. Ramona Smith”
Click on “CSC 199”
Right-mouse click on file.
Select “Save Target As”
Save to disk.
Copyright © 2003 by Prentice Hall
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What if you don’t have
PowerPoint on your computer?
Open the PowerPoint file on campus.
Go to “File”
Select “Send to”
Select “Microsoft Word”
Select “Outline Only”
Click on “OK”
Copyright © 2003 by Prentice Hall
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Computers:
Tools for an Information Age
Chapter 1
Computers: Tools for an Information Age
Copyright © 2003 by Prentice Hall
Computer System Components
Hardware
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Equipment associated with the system
Tangible
Software
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Instructions that tell the hardware what to do
Not tangible
Also referred to as: Program or Application
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Computer Programmer
writes software
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User
purchases and uses software
Often called end-user
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Hardware: The Basic Components
of a Computer
What is a Computer?
Four primary
components:
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Input devices
Processor
Output devices
Storage
Primary
Secondary
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Peripheral Devices
All hardware devices attached to the
computer
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Includes all input, output, and storage devices
Tangible components of a computer.
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Networking
Network: a system that uses
communications equipment to connect
computers and their resources
Common network tools:
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Local Area Network (LAN)
Modem
Electronic mail
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The Internet
The largest and most far-flung network
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Connects users worldwide
Not actually a network, but a collection of
thousands of networks
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Getting Connected
To access the Internet, connect to a server
computer
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Server receives, processes, and transmits
information
Computers use a standard protocol to
communicate
Need an Internet Service Provider (ISP)
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Browser
Software used to view web pages over the
internet. (i.e. explore the World Wide Web)
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Classification of Computers
Personal Computers
Notebook Computers
Handheld Computers
Midrange Computers
Mainframes
Supercomputers
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