The internet in our life Performed Kononets Iryna

The internet in our life Performed: Kononets Iryna

What is I N T E R N E T ? n A network of networks, joining many government, university and private computers together and providing an infrastructure for the use of E-mail, bulletin boards, file archives, hypertext documents, databases and other computational resources.

Internet Growth Trends n n n 1977: 111 hosts on Internet 1981: 213 hosts 1983: 562 hosts 1984: 1, 000 hosts 1986: 5, 000 hosts 1987: 10, 000 hosts 1989: 100, 000 hosts 1992: 1, 000 hosts 2001: 150 – 175 million hosts 2002: over 200 million hosts By 2010, about 80% of the planet will be on the Internet

High Speed (Cable/DSL) Internet Connection n Travels through fiber-optic cables underground n Needs to be connected by a Modem to your computer n Modem: A hub that connects the computer to the Internet n Faster than Dial-up

Wireless Internet Connection (Wi-Fi) n n Your computer must be a “Wireless enabled” device Your computer can pick up signals from different wireless networks Some networks require passwords or a subscription, others are free This is what the wireless symbol would look like if your computer was connected

Search Engines n For searching information on the Internet. • Google • Yahoo • Bing

Search Engines n n Search Engine specific database - an online service that allows you to search the web. In common parlance in the search engine understands web site, which is located on the system interface. Most search engines are looking for information on the World Wide Web sites, but there also systems that can search for files on ftp-servers, goods in shops, as well as information in newsgroups Usenet. Indexation in search engine search robot performed. According to research firm com. Score all search sites in December 2007 processed 66 billion 221 million search queries.

Search Engine - Google

Search Engine - Yahoo

Search Engine - Bing

Electronic Mail (e-Mail) Distributes e-mail messages and attached files to one or more electronic mailboxes.

A wiki is a publishing platform on which many people can contribute new content and revise existing content.

Wikipedia n Wikipedia is a free-access, free content Internet encyclopedia, supported and hosted by the non-profit Wikimedia Foundation. Anyone who can access the site can edit almost any of its articles, as long as they follow the rules. Wikipedia is the seventh-most popular website and constitutes the Internet's largest and most popular general reference work.

Тhank you for attention