Information about Internet, Internet Services,Web Browsers and their Uses

Information about Internet, Internet Services,Web Browsers and their Uses

What is internet?

The internet is a very large network connecting computers all over the world. Using the internet, you can access information from computers all over the world prerogative at your house. The internet is, in fact, a gigantic encyclopedia of information. You can find information on any subject of your choice. Today, there are millions of commonwealth using the internet.

How the Internet Works

The transfer of data over the internet happens in a same system. The data is harm into small pieces of similar size called packets. The address of the source and the destination are then added.to each packet. On the style, the packets are received by routers, which act like postal delivery people. A router reads the address on a packet and sends the packet to the destination through the best workable path. The packets may take different paths to gain the destination. The packets are examined at the destination point.

If any packet is missing or damaged, a massage is sent to the sender requesting the packets to be resent. This process continues until the complete data reaches the destination. At the destination, the packets are rearranged in their original deem. Each computer connected to the internet has  a software called the TCP/IP (Transmission Control Protocol. Internet Protocol). The TCP/IP protocol is responsible for sending, receiving and checking the packets.

Accessing the Internet

If you hope to avail the internet facility, you need to have a telephone line and a modem. Moreover, you have to omen up with an Internet Service Provider (ISP). It is the ISP that connects you the internet. An ISP provides two types of services. Dedicated Link Service and Dial-up Account Service.

In a dedicated combine service, your computer is connected to the internet all the time. This type of connection involves high teach and mostly large organizations opt for this type of connect, which provides an internet connection on every nodes on the network. 

In a dial-up trust service, you whirl up an internet deem with your ISP or commercial online services. A dial-up respect service allows you to lessen your internet bid to a minimum. This is because you unite to the internet only when you need to access it.

What is Modem ?

A modem is a device that connects you to the internet through a telephone line. When you request for an internet connection from you ISP be dialing the number provided by your ISP, the modem transfers your request to the ISP. In revolve, the ISP connects you the internet.
Internet Services

World Wide Web (WWW) :- The WWW is a network of internet sites. WWW consists of files called pages, which contain links to documents and resources, such a E-mail, Web Chat and Discussion Groups throughout the internet. You can trust the WWW as a special service available on the internet that is used to reclaim documents across the world.

File Transfer Protocol (FTP) :- FTP allows you to transfer information across computers connected to the internet. Anonymous FTP is an option that allows you to transfer files or information from thousands of computers on the internet to your avow computer. It allows you to log in to a machine as an anonymous user. This means the you dont have to kindhearted a password to access the machine. For instance. If you craving to access a file called mydoc.txt located on the FTP server gated.cornell.edu in the folder documents then the address would be: 

ftp://gated.cornell.edu/documents/mydoc.txt.

E-mail :- This service allows you to send and get mails from any solitary of the world. As you must have experienced, there is no transit leisurely when you send information via e-mails. This service is a very faithful, and the information reaches the recipient in a very concise time.

Search Engines :- A search engine is a service provided by different web publishers. Using a search engine, you can search for any kind of information on the internet. A search engine searches for information based on the keywords entered by you. For ideal, if you craving to search for information on technology, you can sort the keyword, technology in the search field provided by the search engine. The search engine then displays a list of sites containing information on technology. There are many search engines available on the internet, such a Google, Yahoo, Bing etc.

Web Chat :- This is an internet service that allows you to acquaint with your friends on the internet. It is somewhat similar to e-mail. In a Web chat, you can log upon to sure sites and acquaint with various online users by using an internet chat software, which is an interactive software. The software allows users to propitious comments in one window and receive replies upon the other. For model, today Facebook is most popular web chat service in the world.

Discussion Groups :- This internet facility allows you to convey out discussions with other nation upon forums based upon explicit topics that are distributed by e-mail. These are usually administered by software programs, such as listserv. A listserv is an automated mailing list distribution style The listserv software allows the members upon a list to acquaint over the internet.

References :- Some sites hold a lot of information for users who seek detail upon a fastidious matter. For specimen, there are encyclopedias upon the Web along with search engines. You can allude these encyclopedias to access information upon your topic of interest.

Electronic Commerce (E-traffic) :- E-business generally refers to buying and selling goods and services upon the internet, especially the World Wide Web. It deals with every forms of payment over the internet. Using this feature, you can buy goods from any lone of the globe.
Newspapers and magazines :- Some sites love Hindustan Times and Times of India are publish their newspapers and magazines upon the internet. You can update yourself upon the latest events around the globe by reading the newspapers upon the internet.


Web Browsers

To contemplate the document upon the internet, you habit software called a Web browser. A Web browser is a computer program that resides upon your computer and allows you to  the information available upon the internet. Internet explorer, Google Chrome, Firefox, Safari are the most commonly used browsers today. Using these browsers, you can  graphics such as images and video and many more.