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Using the Internet

Using the Internet. Standard 1.02 Investigate uses of the Internet and World Wide Web. Background of the Internet. Early origin in 1960s Closely tied to a networking project started by a governmental division called the Advanced Research Projects Agency. Original name: ARPANET

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Using the Internet

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  1. Using the Internet Standard 1.02 Investigate uses of the Internet and World Wide Web

  2. Background of the Internet • Early origin in 1960s • Closely tied to a networking project started by a governmental division called the Advanced Research Projects Agency. • Original name: ARPANET • Created so that scientists were able to share information on military and scientific research.

  3. The Internet • Connecting to the internet • What is needed to connect to the internet? • Computer, modem, ISP • What are the different types of connections? • Cables, wireless, 3G • World Wide Web

  4. What is a browser? • The software program that you use to retrieve information from the World Wide Web (WWW) and to display them in a readable format. • Web browsers • HTML- (Hypertext Markup Language) is the language used to create documents for the WWW. • Examples: • Internet Explorer • Safari • Firefox • Google Chrome

  5. Title bar • Menu bar • Scroll bar • Address bar • Tool bar • Status bar • Go button • Access indicator

  6. Title bar • The bar on top of the window that contains the name of the document.

  7. Menu Bar • A horizontal menu that appears on top of a window. Provides a selection of options related to the Web page.

  8. Tool bar • Icons for single-click access to most commonly used menu commands.

  9. Address bar • Contains the URL, or address, of the active Web page; also where you type the location for the Web page you want to visit.

  10. Go button • Connects you to address displayed in the Address bar. Document Window displays the active Web Page

  11. Status bar • Located at the bottom of the browser; shows the progress of Web page transactions.

  12. Access Indicator • A small picture in the upper right corner of the browser; when animated, it means your browser is accessing data from a remote computer.

  13. Scroll bars • Vertical and horizontal scroll bars; lets you scroll vertically and horizontally if the Web page is too long or too wide to fit within one screen.

  14. Web Protocols • HTML • Hypertext Markup Language • A series of tags that are integrated into text documents and describes how the text should be formatted when a Web browser displays it on the screen. • HTTP • Hypertext Transfer Protocol • Standard that defines how messages are formatted and transmitted. • HTTPS • Hypertext Transfer Protocol Secure • Formats messages and transmits them securely • Secure Websites • www.bankofamerica.com

  15. What is a search engine? • A tool that lets you find Web pages that match a particular word or phrase. • Examples of search engines: • Bing • Google • Ask • Yahoo

  16. Search Engine Terminology • Search expression • Index • Spiders or bots • Meta tags • Directory • Keyword search • Hyperlink

  17. Research on the Internet • Two basic tools used to find information: • Search engines • Used to search for keywords. • Subject directories • Used to find specialized topics.

  18. Types of Search Engines • Keyword Search • Uses keywords to perform search • Multimedia Search Engines • Used to find graphics, video clips, animation, and MP3 music files. • Meta Search Engines • Search several major search engines at one time. • Dogpile • Subject Directories • Organized by subject categories and displayed in a series of menus.

  19. Tools and Techniques • Phrase Searching • Search Engine Math • Boolean Operators • Wildcard Searching • Title Searching

  20. Phrase Searching • A phrase is entered using double quotation marks and only matches those that appear adjacent to each other and in the order in which you specify. • Example: “baseball cards”

  21. Search Engine Math • Symbols used in formulas to filter out unwanted listings. • Use the plus symbol (+) before words that must appear. • Also known as an inclusion operator. • Use the minus symbol (-) before words that you do not want to appear. • Also known as an exclusion operator.

  22. Boolean Operators • Boolean logic consists of three logical operators: • AND • NOT • OR

  23. Wildcard Searching • The * symbol, called an asterisk, is considered a wildcard character. • Used if you don’t know the spelling of a word • Example: N*Ryan to search for Nolan Ryan • Used to search plurals or variations of words.

  24. Title Searching • Searching the title of a web page. • When a web page author creates a Web page, the Web page generally contains a HTML title.

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