Chapter 1 Introduction to Computers - MCCClyncha/documents/lecture-Ch1-Introduction.pdfPersonal...
Transcript of Chapter 1 Introduction to Computers - MCCClyncha/documents/lecture-Ch1-Introduction.pdfPersonal...
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Discovering Computers 2008
Fundamentals
Fourth Edition
Discovering Computers 2008
Fundamentals
Fourth Edition
Chapter 1
Introduction to
Computers
![Page 2: Chapter 1 Introduction to Computers - MCCClyncha/documents/lecture-Ch1-Introduction.pdfPersonal Computers What are the two most popular series of personal computers? p. 14 Figs. 1-13–1-14](https://reader034.fdocuments.us/reader034/viewer/2022051321/5fef7bbadf737f050c7b6208/html5/thumbnails/2.jpg)
A World of Computers
What is computer literacy?
p. 2 - 3 Fig. 1-1 Next
Knowledge and understanding
of computers and their uses
Computers are everywhere
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How is a computer defined?
What Is a Computer?
p. 3
Produces and stores results
Next
Electronic device that is controlled by instructions.
Processes data into
information
Data that is organized, meaningful, and useful
Accepts data
Raw facts, figures, and symbols
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6 areas of Computer Technology
Hardware – parts of the computer you can touch
• Input devices
• Processing devices
• Output devices
• Storage devices
• Communications devices
Software – the instructions
• Application SW
• System SW
Data – the files that we create and save
• Hierarchy of dataPeople – computer professionals
• Careers in computers
Procedures – the rules
• Ethics
• Programming languages
Telecomm. - when computers talk to each other
• Networking
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Categories of Computers
p. 13 Next
What are the categories of computers?
Personal Computers
(desktop)
Mobile Computers and
Mobile Devices
Game Consoles
Servers
Mainframes
Supercomputers
Embedded Computers
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Personal Computers
What are the two most popular series of personal
computers?
p. 14 Figs. 1-13–1-14 Next
Click to view Web Link,click Chapter 1, Click Web Link from left navigation, then click Personal Computers below Chapter 1
Apple Macintosh
usually uses the
Macintosh operating
system (Mac OS X)
PC and compatibles
use the Windows
operating system
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Mobile Computers and Mobile Devices
What is a notebook computer?
p. 14 - 15 Fig. 1-15 Next
Portable, small enough
to fit on your lap
Also called a laptop
computer
Generally more
expensive than desktop
computers with equal
capabilities
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Game Consoles
What are game consoles?
p. 16 Fig. 1-19 Next
Mobile computing device designed for
single-player or multiplayer video games
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Servers
What types of servers are there?
p. 16 - 17 Figs. 1-20–1-22
Mainframe Very powerful,
expensive computer that supports
thousands of connected users
Supercomputer The fastest, most
powerful, most expensive
computer. Used for applications
requiring complex mathematical
calculations
Next
A server controls access to network
resources and provides centralized
storage
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Embedded Computers
What is an embedded computer?
A special-purpose computer that functions as a
component in a larger product
p. 17 - 18 Fig. 1-23 Next
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Computer Applications in Society
What are some examples
of computer applications
in society?
p. 22-25 Figs. 1-30–1-37 Next
Education
Finance
Government
Health Care
Science
Publishing
Travel
Manufacturing
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The Lab
Complete Lab Assignment 1
Start Word
Start Excel
Start Access
Start PowerPoint
Open a data file from the student directory in each
application.
Connect to: scsite.com/dcf4e