The internet has empowered people like never before. It has made communication available across the length and breadth of the world - enabling people to be in touch, improve their job prospects, and fasten the pace of innovation.
IN THIS faced-pace world an easy way to collect information or knowledge is necessary. We did not have enough facilities and time to go through all articles, so we thought of a sophisticated measure to collect, keep and take information through the Internet.
The internet system was first introduced in the US defense department to handover the information of second world war. A network is the connection of computers through cable wires, whereas internet is the network of networks , i.e. combining the computer network. Data transfer is the goal of internet. It help us to transfer data from one system to another. Network system enables communication also. One important device used in networks is the modem. The term modem is formed from two words ‘modulation’ and demodulation.
Modulation makes the data in coded form and demodulation makes the coded data in to its original form, in other words, sending data from source to destination. This system is called Alternating Source System . TCP/IP are the different protocols used to transfer data from source to destination. Now, internet is one of the cheapest data transfer mediums and the best media for communication. Internet helps job seekers, students and many others to get information about anything from any were. It gives us e-mail facility, chatting in other country, and email came from electronic mail. We can creat an I.D with any of the internet providers. Current internet sites are yahoo, facebook, twitter, myspace, gmail, etc. So while seeing this craze of internet the mobiles companies made 3G phone. It's just like a mini laptop in your hand. Compared with mobile phone, internet net system has greater importance. Ultimately, it has greater importance in modern life. Now we can communicate with anyone at any time.