Unit Using the Internet Contents Tech Talk: Going Online Projects Starting with You Why do you think it might be important to double check information you find on the Internet? To find out why, go to the Online Learning Center at concepts.glencoe.com. Choose Before You Read Quizzes and take the Unit 3 Pre-Quiz. Tech Talk: Going Online The Internet and the World Wide Web (pg. 86–87) Getting Connected (pg. 88–89) E-mail (pg. 90–92) Be Safe on the Internet! (pg. 93–94) Projects Project 1: Use the Internet Safely (pg. 96–108) Project 2: Search the Internet Effectively (pg. 109–121) Using the Internet Copyright © The McGraw-Hill Companies, Inc. All rights reserved.

Going Online You Will Learn pg. 86–95 Key Terms Internet World Wide Web Web site uniform resource locator (URL) Internet service provider (ISP) Web browser electronic mail (e-mail) netiquette spam firewall How the Internet and the World Wide Web are used How computers connect to the Internet How e-mail works How to stay safe online Using the Internet

The Internet and the World Wide Web Going Online The Internet and the World Wide Web pg. 86–87 Internet A gigantic computer network that connects computers around the world. (pg. 86) World Wide Web The huge collection of information, services, and Web sites accessible through the Internet. (pg. 86) Web site A specific location on the Web that contains a collection of related files and resources by a person, group, or organization. (pg. 86) The Internet and the World Wide Web (the Web) are not the same thing. The Web lets you access the Internet’s: information services Web sites Using the Internet

The Internet and the World Wide Web Going Online The Internet and the World Wide Web pg. 86–87 uniform resource locater (URL) The address of a Web site, including “http://,” the domain name, and the subpage name. (pg. 86) What Is a Web Site? Every Web site has a unique address, or uniform resource locator (URL), that includes a three-letter extension that identifies the type of site. Extension Type of Site Example .com Commercial or for-profit business www.microsoft.com .edu Educational institution www.yale.edu .gov U.S. government www.irs.gov .org Professional or nonprofit organization www.unicef.org Using the Internet

The Internet and the World Wide Web Going Online The Internet and the World Wide Web Explain What is the relationship between the Internet, the World Wide Web, and Web sites? The Internet is a gigantic computer network (hardware) that connects computers around the world. The World Wide Web is an electronic system (software) used to navigate the huge collection of information, services, and Web sites accessible through the Internet. Web sites are specific locations on the Internet. Using the Internet

Going Online Getting Connected pg. 88–89 The Internet can be accessed using a number of electronic devices, including: Desktop or laptop computers Cell phones Personal digital assistants (PDAs) Video game systems You need four things to connect to the Internet: Computer Internet service provider (ISP) Modem Communications software (Web browser or e-mail) Internet service provider (ISP) A company that provides access to the Internet, usually for a monthly fee. Their responsibilities include maintaining equipment, providing customer service, and protecting the network. (pg. 88) Using the Internet

Going Online Getting Connected pg. 88–89 What is a Modem? To connect your computer to the Internet, you need a modem to send and receive data. For home users, the most common types of modems are: Telephone (dial-up) DSL (digital subscriber line) Cable What Is a Web Browser? To surf the Web, you need a Web browser. Popular Web browsers include Microsoft Internet Explorer, Netscape, Apple Safari, and Mozilla Firefox. Web browser A software program that lets you surf the Web and interact with Web sites. (pg. 89) Using the Internet

Going Online Getting Connected List Identify four things you need in order to connect to the Internet. Computer Internet service provider Modem Communications software Using the Internet

Going Online E-mail pg. 90–92 Electronic mail (e-mail) A communication sent from one person to another over the Internet. (pg. 90) As a way to share information, electronic mail (e-mail) is easy to: Access Use Track Using the Internet

Going Online E-mail pg. 90–92 How Do I Use E-mail? There are several ways to access e-mail: E-mail Method Examples Software programs Microsoft Outlook, Qualcomm Eudora Web-based e-mail providers Hotmail, Yahoo! Handheld devices Cell phones, PDAs Integrated applications Lotus Notes Using the Internet

Going Online E-mail pg. 90–92 netiquette The good manners one uses in electronic communications. (pg. 92) spam E-mail that is sent in bulk to many people’s e-mail accounts at once; comparable to junk mail. (pg. 92) How Does E-mail Travel Over the Internet? Just like a Web site address, an e-mail address contains specific information. E-mail is sent to the correct network (domain name) and recipient (user name). How Can I Use E-mail Successfully? Practice good netiquette. Avoid spam by using spam-blocking software and never opening messages from someone you do not know. Using the Internet

Going Online E-mail Identify Which of the following does not appear in an e-mail address? http:// user name @ domain name The correct answer is: A. http:// Using the Internet

Going Online Be Safe on the Internet pg. 93–94 Can I Trust the Information on the Web? Do not believe everything you read on the Internet! To evaluate the information you find on a Web site, ask yourself these questions: Is the site’s creator reliable or unreliable? Biased or unbiased? Can you contact the site’s creator? Is the site’s information current? Can you confirm the site’s information using other sources? Using the Internet

Going Online Be Safe on the Internet pg. 93–94 How Safe Is the Internet? It is extremely important to protect your privacy online by following these common-sense guidelines: Never give out personal information unless a parent or guardian allows you to. Never give out your Social Security number. If you do give out personal information, make sure you know who is receiving the information and that it will be secure. Use different user names and passwords for different sites. Using the Internet

Going Online Be Safe on the Internet pg. 93–94 firewalls Hardware or software that protects a computer or network from intruders. (pg. 94) Organizations and individuals may use firewalls to protect their computers and users’ personal information. They may also use blocking or filtering software to prevent a user from viewing certain kinds of sites. Your school might use this type of software. Using the Internet

Going Online Tech Talk Assessment pg. 95 Draw Conclusions Which of the following is not a recommended practice when going online? Why? Pay attention to netiquette when writing e-mails. Use the same user name and password to access different Web sites. Delete e-mails from unknown senders. Evaluate the reliability of information you find on Web sites. Self-Check Assess your understanding of what you read. Go to the Online Learning Center at concepts.glencoe.com. Choose After You Read Quizzes and take the Unit 3 Tech Talk Quiz. Using the Internet

Going Online Tech Talk Assessment pg. 95 The correct answer is: B. Use the same user name and password to access different Web sites. While it may be easier to remember a single user name and password, you should use different usernames and passwords for different sites. That way, if an unethical person discovers your user name and password for one site, he or she will not be able to log on as you at other sites. Using the Internet

Going Online Tech Talk Assessment pg. 95 Identify Name two ways you can access e-mail. Possible answers include: Software programs, such as Microsoft Outlook and Qualcomm Eudora Web-based e-mail providers, such as Hotmail and Yahoo! Handheld devices, such as cell phones and PDAs Integrated applications, such as Lotus Notes Using the Internet

Use the Internet Safely 1 Use the Internet Safely pg. 96–108 Key Terms Contents home page drill down site map bookmark Favorites History Print Preview Exercise 1-1 Open a Web browser Navigate a Web site Exercise 1-2 Enter a URL to visit a Web site Drill down in a Web site Perform a search Using the Internet

Use the Internet Safely 1 Use the Internet Safely pg. 96–108 Contents Exercise 1-3 View your History list Add items to your Favorites list Use your Favorites and History lists Exercise 1-4 Use Print Preview Print a Web page Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-1 Get to Know Internet Explorer pg. 97–98 home page The first Web page you see when your Web browser opens. (pg. 97) In this exercise you will launch your Web browser, view your browser’s home page, and navigate between Web pages. Microsoft Internet Explorer is a popular Web browser that can be used on both Microsoft Windows and Macintosh computers. A browser’s home page usually lets you: See information you need every time you use the Internet Link to other places on the Web Search for Web pages Microsoft Internet Explorer APPLICATIONS USED Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-2 Explore Web Sites pg. 99–100 Microsoft Internet Explorer APPLICATIONS USED In this exercise you will visit a Web site and look at different ways to find information on it, including drilling down. A Web site’s home page often contains the site’s: Name Author or creator Copyright date Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-2 Explore Web Sites pg. 99–100 site map An index of all the main pages in a Web site that you may use to jump straight to a page. (pg. 99) drill down To access increasingly detailed information by going further into a Web site. (pg. 99) The home page may also contain links to: Other main areas of the site Site map When you explore a Web site, you usually drill down from the home page to find more specific information. Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-3 Find Web Sites Using History and Favorites pg. 101–102 bookmark A shortcut stored in your browser that takes you directly to a Web page. (pg. 101) In this exercise you will view your browser’s History and add useful sites to your Favorites list. You can use a bookmark to note a Web page you might want to visit again later. Bookmarks are helpful because you do not have to: Remember how you got to the Web page. Write down the Web page’s URL. Microsoft Internet Explorer APPLICATIONS USED Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-3 Find Web Sites Using History and Favorites pg. 101–102 Favorites The name for bookmarks in Internet Explorer. (pg. 101) History Internet Explorer’s record of Web pages you have visited recently. (pg. 101) In Internet Explorer, bookmarks are called Favorites. If you forget to bookmark a page, check the browser’s History to find the URL. Your browser keeps track of every page you have visited for the past few days or even weeks. Using the Internet

Use the Internet Safely 1 Use the Internet Safely Exercise 1-4 Print a Web Page pg. 103–105 Print Preview A function in a browser’s File menu that allows you to see exactly what a page will look like when it is printed. (pg. 103) In this exercise you will use Print Preview to print part of a Web page. If you need to print a hard copy of a Web page you are visiting, you can do so by using the: Browser’s Print button Print function in the File menu Print Preview function in the File menu Printer-friendly link on the Web page, if available Microsoft Internet Explorer APPLICATIONS USED Using the Internet

Use the Internet Safely, pg. 96–108 Project Assessment Identify Name two ways you can print a Web page. Possible Answers are: Use the browser’s Print button. Use the File menu’s Print function. Use the File menu’s Print Preview function. Use the printer-friendly link on the Web page. Using the Internet

Use Your Computer Safely and Responsibly 1 Use Your Computer Safely and Responsibly Project Assessment Compare What is the difference between drilling down and using a site map? Drilling down involves opening links to other pages on a Web site. In addition, each page may have links to more pages. A site map, on the other hand, is like a table of contents for a Web site. You can choose the page you want to view and go directly to it. Using the Internet

Use Your Computer Safely and Responsibly 1 Use Your Computer Safely and Responsibly Project Assessment Describe How are bookmarks useful when you are surfing the Web? Possible answers are: A bookmark helps you easily get back to a Web page you have visited before. Using a bookmark means you do not have to write down the Web page’s URL—which may be long and difficult to copy correctly. Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively pg. 109–121 Key Terms Exercise 2-1 Use a search engine to find Web sites Perform a keyword search View the Start menu Exercise 2-2 Perform a Boolean search Evaluate Web sites search engine Boolean search Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively pg. 109–121 Exercise 2-3 Search a Web site using a table of contents Search a Web site using a search box Exercise 2-4 Save a Web page Open a saved Web page Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively Exercise 2-1 Use a Search Engine pg. 110–111 Search engine A special kind of Web site that lets you search for other Web pages using keywords. (pg. 110) In this exercise you will use your Web browser and a search engine to find Web sites about pets. You will find that all the results are about pets, but not all of these sites will help you learn how to care for them. A search engine can help you find what you are looking for on the Web. Some common search engines are: Google (www.google.com) Yahoo! (www.yahoo.com) Ask Jeeves (www.ask.com) Microsoft Internet Explorer APPLICATIONS USED Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively Exercise 2-2 Refine a Keyword Search pg. 112–114 Microsoft Internet Explorer APPLICATIONS USED In this exercise you will use a Boolean search to narrow down your pet care search to a cats, and then evaluate whether the information on a site is relevant, reliable, recent, and verifiable. Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively Exercise 2-2 Refine a Keyword Search pg. 112–114 Boolean search (pronounced BOO-lee-an) A search that uses keywords plus special symbols to find the exact information you want by eliminating search results that are too general or too broad. (pg. 112) A Boolean search uses special operators, or symbols, to help limit search results to useful and relevant Web pages. To Find Web Pages With… Operator(s) Examples An exact phrase Quotation marks “apple trees” “giant redwoods” Two or more keywords AND & + a space dolphins AND whales dolphins + whales dolphins & whales dolphins whales One or both keywords OR ^ novels OR poems novels ^ poems One keyword but not the other NOT – sports NOT football sports –football Microsoft Internet Explorer APPLICATIONS USED Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively Exercise 2-3 Search Within a Web Site pg. 115–116 Microsoft Internet Explorer APPLICATIONS USED In this exercise you will use a site’s table of contents and search feature to find out about how to care for a cat. After you have verified that a Web site is reliable, you may find the information you need on a site by: The table of contents, to link directly to a specific topic The search feature, by entering keywords The site map, to link to a category of information Using the Internet

Search the Internet Effectively 2 Search the Internet Effectively Exercise 2-4 Save a Web page pg. 117–118 Microsoft Internet Explorer APPLICATIONS USED In this exercise you will save a Web page about caring for a cat. Once you find a useful Web page, you may want to save it to your computer in order to: Print it later Capture information that may change The best way to save most Web pages is as an HTML-only file, because: The saved file looks almost exactly like the original page The file is relatively small and easy to store Using the Internet

Search the Internet Effectively, pg. 109–121 Project Assessment Evaluate Why might you use a Boolean search instead of a simple keyword search? If a simple keyword search produces too many results that are not specific enough, a Boolean search can help limit the results to useful and relevant Web pages. Using the Internet

Search the Internet Effectively, pg. 109–121 Project Assessment List Name two ways to find information at a Web site. Possible answers include: Use the site’s table of contents to link directly to a specific topic. Use the site’s Search feature to enter keywords. Use the site map to link to a category of information. Using the Internet

Search the Internet Effectively, pg. 109–121 Project Assessment Define What is a search engine? Name some popular search engines. (Try to think of some that have not been mentioned yet.) A search engine is a special kind of Web site that lets you search for other Web pages using keywords. Examples of search engines are: Google Yahoo! Ask Jeeves MSN Search AOL Search Lycos AltaVista HotBot WebCrawler Using the Internet

Unit Using the Internet Unit Assessment Analyze Match each URL on the left with the type of organization it represents www.ucla.edu www.nasa.gov www.pbs.org www.apple.com The correct answers are: 1. www.ucla.edu / B. educational 2. www.nasa.gov / C. U.S. government 3. www.pbs.org / D. professional or nonprofit 4. www.apple.com / A. commercial or for-profit Assessment Double-check your Internet skills. Go to the Online Learning Center at concepts.glencoe.com. Choose e-Review Quizzes and take the Unit 3 Tech Assess Quiz. commercial or for-profit educational U.S. government professional or nonprofit Using the Internet

Unit Using the Internet Unit Assessment Contrast What is the difference between an Internet service provider (ISP) and a Web browser? Internet service provider (ISP) is a company that provides access to the Internet, usually for a monthly fee. A Web browser is a software program that lets you surf the Web and interact with Web sites. Using the Internet

Unit Using the Internet Unit Assessment Identify You want to find Web pages about plant care for roses and tulips. Which of the following Boolean searches would be best? roses AND tulips plant care roses tulips “plant care” NOT daisies “plant care” + roses OR tulips The correct answer is: D. “plant care” + roses OR tulips Using the Internet

Unit Using the Internet Unit Assessment Explore Do you think a search engine is a good way to find Web sites on the Internet? Why or why not? Most people would agree that a search engine is a good way to find Web sites on the Internet. Unless you already know the URL of a desired Web site, you can use a search engine to find Web sites with the information you need. Using the Internet

Unit Using the Internet Unit Resources For more resources on this unit, go to the Online Learning Center at http://www.concepts.glencoe.com. Using the Internet