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Understanding the Internet: A Guide to Browsers, ISPs, and Safe Browsing Practices

This informative overview introduces the Internet, a vast network of interconnected computer systems that facilitate data exchange and computing tasks. Discover the role of web browsers like Internet Explorer and Mozilla Firefox, and how Internet Service Providers (ISPs) connect users to the web. Learn about URLs, website evaluation, and the importance of web security, including encryption practices for protecting sensitive information. Additionally, explore search engines and Boolean operators for effective online research. Stay informed on navigating and safely browsing the digital landscape.

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Understanding the Internet: A Guide to Browsers, ISPs, and Safe Browsing Practices

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Presentation Transcript

  1. Internet Computer Technology Timpview High School

  2. What is the Internet? A collection of local, regional, national, and international computer networks that are linked together to exchange data and distribute processing tasks

  3. Web Browser • A software program that runs on your computer and helps you access Web pages • Examples: • Internet Explorer • Mozilla Firefox • Safari

  4. Internet Service Provider (ISP) • A company that has the equipment to provide Internet access to businesses, organizations, and individuals • Examples: AOL, Comcast, Juno

  5. URL(Uniform Resource Locator) • Sometime referred to as the web address • Example: www.usu.edu • “www” stands for World Wide Web • Most common domain examples: • .com • .edu • .gov • .org • .net • .mil • .int

  6. Navigating the Net • Browser History-keeps a log of web pages that you have visited in the past. • Hypertext links – links to related documents, web pages, and media files

  7. Security • Many sites containing sensitive information use encryption to protect this information (i.e. banks) • Encryption is the most effective way to achieve data security • Messages are sent in a secret code and can only be read by the receiving web site with the decryption key. • When giving out personal information, check the security of the web site.

  8. Searching The Internet • Search Engine • Uses keywords to find information • Search Directory • Links are organized into categories • On-line Library • Search books, magazines, newspapers, etc.

  9. Boolean Operators • Used to more narrowly define a search • AND (+) • NOT (-) • “ ”

  10. Website Evaluation • Relevant • Reliable • Can the author be trusted? • Is the information biased? (Favors one point of view over another) • Can the owner/author be contacted? • Recent • Verifiable

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