Internet and World Wide Web
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Internet and World Wide Web - Discovering Computers Fundamentals - Lecture Slides, Slides of Computer Fundamentals
A lecture from Computer Fundamentals course. This course explains all basic components of computer. Keywords in this lecture are: Internet and World Wide Web, Internet, Ip Address, World Wide Web, Tabbed Browsing, Animation, E-Commerce, Mailing List
Typology: Slides
2013/2014
1 / 41
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Internet and World Wide Web docsity.com
Objectives Overview
Identify and briefly describe various broadband Internet connections Describe the types of Internet access providers Explain the purpose of a Web browser and identify the components of a Web address Describe how to use a search engine to search for information on the Web Describe the types of Web sites See Page 55 for Detailed Objectives docsity.com
The Internet
- The Internet is a worldwide collection of networks that links millions of businesses, government agencies, educational institutions, and individuals Page 56 Figure 2- 1 docsity.com
The Internet
- The Internet originated as ARPANET in September 1969 and had two main goals: Page 56 Allow scientists at different physical locations to share information and work together Function even if part of the network were disabled or destroyed by a disaster docsity.com
The Internet
- Many home and small business users connect to the Internet via high-speed broadband Internet service Pages 57 - 58 Cable Internet service DSL Fiber to the Premises (FTTP) Fixed wireless Wi-Fi Cellular Radio Network Satellite Internet Service docsity.com
The Internet
An access provider is a business
that provides individuals and
organizations access to the
Internet free or for a fee
Page 58 Click to view Web Link, click Chapter 2, Click Web Link from left navigation, then click Wireless Modems below Chapter 2 docsity.com
The Internet
Page 59 Figure 2- 2 docsity.com
The Internet
- An IP address is a number that uniquely identifies each computer or device connected to the Internet
- A domain name is the text version of an IP address
- Top-level domain ( TLD ) Page 60 Figure 2- 3 docsity.com
The World Wide Web
- The World Wide Web , or Web , consists of a worldwide collection of electronic documents ( Web pages )
- A Web site is a collection of related Web pages and associated items
- A Web server is a computer that delivers requested Web pages to your computer
- Web 2.0 refers to Web sites that provide a means for users to interact Page 61 docsity.com
The World Wide Web
- A Web browser , or browser , allows users to access Web pages and Web 2.0 programs Page 61
Internet
Explorer
Firefox Opera
Safari
Chrome
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The World Wide Web
- A home page is the first page that a Web site displays
- Web pages provide links to other related Web pages - Surfing the Web
- Downloading is the process of receiving information Pages 62 – 64 docsity.com
The World Wide Web
- A Web page has a unique address called a URL or Web address Page 63 Figure 2- 6 docsity.com
The World Wide Web
- Two types of search tools are search engines and subject directories Page 65 Search engine Finds information related to a specific topic Subject directory Classifies Web pages in an organized set of categories docsity.com
The World Wide Web
Page 65 Figure 2- 8 docsity.com