PPT-The Internet You would learn about the basics of how the Internet works, how to effectively

Computer Networks Networks can of course be wired requires physical connections or wireless Computers and now other devices such as mobile phones that are connected via special hardware and a specific means of communication network protocol. in Action. Alan Evans . •. . Kendall Martin. Mary Anne Poatsy. Eleventh . Edition. Copyright © 2015 Pearson Education, Inc.. Technology in Action. Chapter 3. Using the Internet: . Making the Most of the Web’s Resources. Lecture # 3. What is Internet Search. A Web search engine is a tool designed to search for information on the World Wide Web. .. Browsing the Internet for information with the use of a search engine like Yahoo or Google.. Use Internet . Explorer . 8.0. Navigate Using Hyperlinks. Search for Specific . Sites. Use a Metasearch . Engine. Complete Advanced . Searches. Download Images, Text, and Web . Pages. CHECKPOINT. Quick Links to Presentation Contents. Learning Objectives. Explain the origins of the Internet and the w. eb. .. Explain how to access the web using providers and browsers. Compare different web utilities including plug-ins, filters, file transfer utilities, and Internet security . Internet Basics. The Internet – connection of billions of computers using the Internet Protocol communication rules.. Computers send . packets. , chunk of data that has an address for the destination, an address for the source, the data and info about the data. Packets are also numbered in order so that when they are received at the destination, they can be reassembled into a message.. Identify your . operating system. Shutdown, restart and log off. Open, close and. . switch . between windows. Minimize. and. maximize . windows. Identify the . toolbar. Identify the . taskbar. Start and exit programs. What is the Internet Made of?. Computers. Servers. Clients. Phones. “Things”. Routers—specialized computers that forward “packets”. Packets are fragments of messages. Links—. WiFi. , Ethernet, fiber, etc. The Internet was designed to run over . Search Engines. Search Engines are types of Application Software.. They allow a user to find information on the internet. There are several search engines available. Google Search. Bing. Yahoo. Ask.com. Search. . Engines. Robots . (“Spiders, . Webcrawlers. ”). No more human selection. Collection rather than selection—everything on the Web is included in a search. Show Google and show number of sites indexed (at bottom of front page) and number of hits for a key word (e.g. “Columbus”).. 2. Learning Objectives. Explain the origins of the Internet and the w. eb. .. Explain how to access the web using providers and browsers.. Compare different web utilities including plug-ins, filters, file transfer utilities, and Internet security suites.. of personal computers connected to . billions of . host servers. WWW. * . – World Wide Web – . uses HTML codes and is only webpages. .. A webpage is transported in packets on the Internet. HTML. Topics. What is the Internet. When did the Internet start. Why did the Internet start. Some Internet applications. The World Wide Web. Search Engines. Ethics. What is the Internet. The Internet. is a collection of computer networks that have agreed to interact with one another.. Describe web browsers and their uses.. Identify screen components of Internet Explorer.. Objectives. Identify the basic parts of the World Wide Web.. Identify the components of a URL. . Conduct effective Internet . The Internet. is the world’s largest computer network,. offering the ability to communicate through text, sound and image.. The applications of the Internet that have become the most widespread are the .