Table of Contents What Are Computer Networks page 4 Connecting to the Internet page 10 Packets of Information page 18 Wireless Networks page 24 Takeway Tips page 28 Fun Facts page 29 Glossary page 30 further Reading page 31 Index page 32
What Are Computer Networks Computers connect to share information A group of connected computers is called a computer network Most of the computers you use are part of networks
Have you ever sent an e mail to your grandma Have you played a game online Have you watched funny videos on the Internet Then you have used a computer network E mails travel over computer networks
