Chapter 2 The Internet and World Wide Web

1. Accessing and Connecting to the Internet

2. Employees and students often connect to the Internet through a business or school network. The networks usually use a high-speed line.

3. Some home and small businesses connect to the internet with dial-up access, which uses a modem in the computer and a standard telephone line

4. What is an IP address?

5. An IP address (Internet Protocol address) is a number that uniquely identifies each computer or device connected to the Internet. The internet relies on IP addresses to send data to computers at specific locations.

6. The IP address usually consists of four groups of numbers, each separated by a period. A domain name s the text version of an IP address

7. The Components of a Web Address

8. A URL (Uniform Resource Locator), or Web address, is a unique address for a web page. A web address consists of a protocol, a domain name, and sometimes the path to a specific Web page or location on a Web page

9. The World Wide Web (WWW) or, Web, consists of a worldwide collection of electronic documents. Each document is called a Web Page

10. The Purpose of a Web Browser

11. New node

12. The History of the Internet

13. The Internet, also called the "Net", is a worldwide collection of networks that links millions of businesses, government agencies, educational institutions, and individuals.

14. In 1986, the National Science Foundation connected its huge network, called NSFnet, to ARPANET, creating a configuration of complex networks and hosts that became known as the Internet. Even as the internet grows, it remains a public, cooperative, and independent network.

15. The internet has its roots in ARPANET, a network started in 1969 to link scientific and academic researchers across the United States,