© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Computer Literacy for IC 3 Unit 3: Living Online Chapter 2: Searching for Information

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Learning Targets 102.I can use a web browser 103.I can search for information 104.I can manage information from a website 105.I can describe how to create and host webpages

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Using a Web Browser Browser enables a user to navigate within a Website and move from site to site. Multiple versions Microsoft Internet Explorer Mozilla Foxfire Apple Safari Netscape Navigator Mosaic Google (Chrome)

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Navigating the Web Home Page – The Web address that displays the main page for the Website. Website – A group of related Web pages. Hyperlink – Words or phrases that link to additional pages on the Web. Uniform Resource Locator (URL) – The combination of domain name, folder name, and the file name comprising the Web page address.

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Problems Navigating Web pages constantly changing Click similar links on the page Cache – pages saved in temporary storage Back / Forward buttons

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Browser Features AutoComplete – Address will appear next time you try to type it. History of Web pages (Recent Pages arrow)

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Adding Functionality Plug-ins – small accessory programs that add additional features needed to view certain Web content. Add-ons (another name for plug-ins) Display special graphics files such as portable document format (PDF) Display videos Connect remote sensors to monitor a home Privacy software to encode electronic mail messages

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Changing Settings Tools arrow Internet Options General Tab » Home page » Browsing history » Search » Tabs » Appearance options

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Typical Internet Problems Page Not Found Check spelling Try another site Slow response downloading Try again in off peak times Parts of page do not work Download new plug-in and install Parts of page is garbled Try again Move closer to wireless signal

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Searching for Information Web Crawlers or Spiders Search Web Examine content Report findings Indexing, classifying, and ranking Search Engines

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Popular Search Engines Google – Yahoo! – Live-Search – Baidu (China) Guruji (India)

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Page Ranking Google something – using a Google search engine to find information on a particular subject. Sponsored Links – paying to have Web page display at top of search engine results

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Other Methods for Searching Categorizing – providing categories of site (dir.yahoo.com) Definitions – dictionaries (dictionary.com) History of words – etymologies (etymonline.com) WikiAnswers – posting questions and inviting others to answer (wiki.answers.com)

© 2010 Pearson Education, Inc. | Publishing as Prentice Hall. Search Methods Keyword Search – supply a few keywords Boolean Logic AND – one or more conditions must be true Washington AND George (so Washington state and Washington DC won’t display) OR – one or the other condition must be true Washington, DC OR District of Columbia (both Washington, DC and District of Columbia will display) NOT – negates conditions specified (opposite) Washington NOT George (every Washington except George Washington will display)