It is a network of networks Internet has millions of smaller domestic academic business and government networks which together carry many different kinds of information The internet was developed in the united states by the United States Department of ID: 1020832
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1. INTERNET
2. INTERNETThe internet is the global system of interconnected computer networks that use internet protocol to link devices world wide.It is a network of networks.Internet has millions of smaller domestic, academic , business, and government networks, which together carry many different kinds of information.The internet was developed in the united states by the United States Department of Defense Advanced Research Project Agency [DARPA].
3. HISTORY OF INTERNET
4. HISTORY OF INTERNET1974. The word “internet” first appeared in print – in a DARPA published request for comments document on TCP/IP, a new set of communications and networking protocols for managing data transmissions on the new system.1976.Queen Elizabeth of England became the first head of state to send an email.1983.The Domain Name System(DNS) was invented.1985.The National Science Foundation(NSF) funded construction of Arpanet’s biggest upgrade yet: the NSFNET, a command hub of five super computers to serve as highways for all data traffic .
5. INTERNET ACCESSDIAL UP CONNECTION A dial up connection uses a standard phone line and analog modem to access the internet .It is the least expensive way to access the internet ,but it is also a slowest connection.2. BROADBAND In telecommunications, broadband is wide bandwidth data transmission which transports multiple signals and traffic types. The medium can be coaxial cable, optical fiber, radio or twisted pair.3. WIFI It is even possible to connect to the internet wirelessly from home or while we are moving. Wireless technology allows users to have mobile connections, accessing web where and when they need to.
6. 4.INTERNET SERVICE PROVIDER An internet service provider is an organization that provides services for accessing, using ,or participating in the internet . Internet services typically provided by ISP’s include internet access ,internet transmit , domain name registration , web hosting , use net service , and colocation.
7. INTERNET PROTOCOLS
8. FACILITIES AVAILABLE ON THE INTERNETE-MAIL FILE TRANSFER PROTOCOL (FTP)USENETTELNETINTERNET RELAY CHAT (IRC)WORLD WIDE WEB
9. EMAILEmail or electronic mail is a method of exchanging messages between people using electronic devices.Invented by Ray Tomlinson, email first entered limited use in the 1960s and by the mid 1970s had taken the form now recognized as email.Today's email systems are based on a store-and-forward model. Email servers accept, forward, deliver, and store messages. Neither the users nor their computers are required to be online simultaneously.
10. FILE TRANSFER PROTOCOL (FTP)The File Transfer Protocol (FTP) is a standard network protocol used for the transfer of computer files between a client and server on a computer network.FTP is built on a client-server model architecture and uses separate control and data connections between the client and the server. FTP users may authenticate themselves with a clear-text sign-in protocol, normally in the form of a username and password, but can connect anonymously if the server is configured to allow it.
11. USENETUsenet stands for users networkIt is a worldwide distributed internet discussion systemComputers communicate through protocolsOne of the most common observations about UseNet is that it seems to be more difficult to use, especially for beginners
12. TELNETTelnet is a remote access protocolProtocol for creating a connection with a remote machine over TCP/IP network.Accessing remote computers data base or archiveLogging into one’s own computer from another computer
13. Internet Relay Chat (IRC)Internet Relay Chat (IRC) is an application layer protocol that facilitates communication in the form of text. The chat process works on a client/server networking model. IRC clients are computer programs that users can install on their system or web based applications running either locally in the browser or on 3rd party server. These clients communicate with chat servers to transfer messages to other clients.
14. World Wide Web (WWW)It is the part of the internetThe WWW is a way of accessing information over the internet.It contains millions of documents or a bunch of papers called webpagesAll the resources and use on the internet that are using the hyper text transfer protocol (HTTP)
15. WEB PAGE AND HTMLThe web presents information as a series of documents . These documents are known web pages that are prepared using hyper text markup language ( Html)
16. HTMLA web page is created using html .Html stands for hyper text markup language .Html is a representation language used to create hyper text documents containing text , list boxes and graphic information
17. HTTPA web page is transferred to a user’s computer through hypertext transfer protocol (HTTP ). It provides the language that allows servers and browsers to communicate HTTP is the method through which web pages are transferred over the internet . Http works in the following way.The client submits an HTTP request message to the server. The server, which provides resources such as HTML files and other content, or performs other functions on behalf of the client, returns a response message to the client. The response contains completion status information about the request and may also contain requested content in its message body.
18. WEB BROWSING1.Internet browsing also called net surfing is the process of accessing different websites on the internet hosted by various companies , organizations , educational institutions etc.
19. WEB BROWSER Web browser is a programme that runs on internet connected computer and provides access to web pages . The tool used to view these web pages on internet is known as internet browser or simply browser The most popular are internet explorer from Microsoft and Netscape from Netscape . Other popular web browsers are mosaic , opera , and hot java etc..
20. WEB SERVER Web server are a combination of software and hardware that store document and other content . It is a programme that accepts requests for information prepared according to the http. The most widely used web servers are Microsoft internet information server and Netscape communication server.
21. INTERNET ADDRESSING
22. IP ADDRESSAn IP address , short for internet protocol address, Is an identifying number for a piece of network hardware . Having an IP address allows a device to communicate with other devices over an IP based network like the internet. An IP address provides an identity to a networked device.
23. IP ADDRESS
24. DOMAIN NAME A domain name is a name used to identify and locate computers connected to the internet. No two organizations can have the same domain name. The domain name system maps the name people used to locate a website to the IP address that a computer used to locate a website.
25. DOMAIN NAME
26. UNIFORM RESOURCE LOCATORURL stands for uniform resource locator. A URL is a formatted text string used by web browsers , email clients and other software to identify a network resource on the internet.
27. Uniform resource locator