Internet and web
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The document provides an overview of the origin and evolution of the internet and web. It discusses how the internet began as a US government network called ARPANET and later expanded to connect networks worldwide. The web was introduced in 1991 and added multimedia capabilities like graphics, sound, and video to textual internet information. Users access the web through internet service providers and browser programs. Common forms of internet communication discussed include email, instant messaging, social networking, blogs, microblogs, and wikis.
![ReferenceO’Leary, T. & O’Leary, L. (2011). Computing Essentials 2012 Introductory Edition. Boston: McGraw Hill Higher Education. Google (2011). Google Images[22 Graphics]. Retrieved June 15, 2011, from http://www.google.com/imghp?hl=en&tab=wi 15](https://image.slidesharecdn.com/internetandweb-110720191630-phpapp01/85/Internet-and-web-15-320.jpg)
Internet and web
- 1. Internet and WebChapter 2Daphne M. WilsonDue: June 20, 20111
- 2. Table of ContentsOrigin of the Internet and WebInternetWebAccessing Web using Providers and BrowsersProvidersBrowsersInternet CommunicationsE-mailInstant MessagingSocial NetworkingBlogs, Micro blogs, and WikisBlogsMicro BlogsWikis2
- 3. Internet and WebThe Internet and Web are always mistaken to be the same. Internet is the “Information Superhighway” that is connected to people all over the world (O’Leary & O’Leary, 2011)TextWeb is the Multimedia intersection to data on the Internet (p. 30)GraphicsAnimationsSounds3Internet“Information Superhighway”
- 4. Internet1969 U.S. Funded a Project called ARPANET (O’Leary & O’Leary, 2011)Advanced Research Project Agency NETworkIt is a LargeNetwork that connects with smaller networks throughout the world.4
- 5. Web1991 Switzerland introduced CERN (Center for European Nuclear Research).Elements include:GraphicsAnimations SoundsMultimedia Interface(O’Leary & O’Leary, 2011)Before the Web, Internet was all text5
- 6. Accessing Web using Providers and BrowsersProviders“Companies that Access” (O’Leary & O’Leary, 2011)Browsers“Programs that Access” (p.33)6
- 7. ProvidersAn Already connected Internet Service provider “companies that access” the InternetNational Service ProviderAccess through a telephone or cable connectionAOL, Comcast, Verizon, CoxWireless Service provider (O’Leary & O’Leary, 2011)Connections for wireless devicesLaptopsTabletsCell Phones7
- 8. BrowsersSoftware “programs that access” the Web and allow you to view and transfer filesFirefox, Safari, Internet Explorer, etc. (O’Leary & O’Leary, 2011)Allow you to explore “Surf” the Web and accessing web addresses URL (Uniform Resource Locator)Protocols (http or https)Worldwide web (www)Dot (.)Domain name (bryantstratton.edu)Top-level domain (edu, com, net, gov)http://www.bryantstratton.edu8
- 9. Browsers cont.HTML (Hypertext Markup Language)creates documents to show the web pagesHyperlinkslinks to help you navigate 9
- 10. Internet CommunicationsThere are many ways to communicate over the internet such as:EmailInstant MessagingSocial NetworkingBlogsMicro BlogsWikis(O’Leary & O’Leary, 2011)10
- 11. E-mailE-mail (Electronic Mail) is the most popular way to communicate.HeaderMessageSignatureHeader Elements:Addresses-Send one or multiple addressesSubject Line- Description of the messageAttachment-Send Graphics, Documents, Files (O’Leary & O’Leary, 2011)11
- 12. Instant MessagingDirect conversation through the internetMessage/TextVideo MessagingVideo Conferencing Voice MessagingThere are many Instant Messenger ServicesYahoo Messenger, MSN Messenger, AOL instant Messaging (AIM), ICQFacebook Messenger12
- 13. Social NetworkingReuniting sites-Contact with old friends, classmates, or Co-workers.Classmate.comFacebook.comFriend of a Friend sites- Communicate with people who many not know one another.Friendster.comMyspace.comCommon Interest sites-Creates connection by an interest two people may have (O’Leary & O’Leary, 2011)Meetup.com13
- 14. Blogs, Micro Blogs, & WikisBlogs- (O’Leary & O’Leary, 2011)Time stamped online journals, or a writing on specific topics, such as current events, hobbies, etc. Blogger WordpressMicro Blogs (p.39)Small blogs let friends know what you’re up to. TwitterWikisSites anyone could edit with missing information or up to date current issues14
- 15. ReferenceO’Leary, T. & O’Leary, L. (2011). Computing Essentials 2012 Introductory Edition. Boston: McGraw Hill Higher Education. Google (2011). Google Images[22 Graphics]. Retrieved June 15, 2011, from http://www.google.com/imghp?hl=en&tab=wi 15