Section Overview with PowerPoint^®
This section includes the following topics:

• Ways to connect a computer to the Internet
• High-speed data links commonly used to connect individuals and small businesses to the Internet
• The process of connecting a PC to the Internet through an ISP account
• Types of firewalls and why businesses use them
• The difference between intranet and extranet
• What is meant by e-commerce and how it is affecting consumers and businesses

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Internet Labs
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Online Quiz
Test your understanding of the section material with a self-scoring Online Quiz.