Cell Phone and Communication Technology

Product  Two billion people on the planet use cell phones, according to James Katz, professor of communication at Rutgers University. In fact, there are more cell phone subscribers in the United States than there are people, according to an October 2011 study, underwritten by CTIA, the International Association for the Wireless Telecommunications Industry. Cell phones have become so ubiquitous in our culture that Dr. Katz teaches a class on the social aspects of mobile communication.…

"Cell Phone and Communication Technology"

The Internet (TCP/IP) reference model of network architecture.

The internet model of network architecture, also known as TCP/IP reference model, was developed much earlier then the OSI reference model. It was developed from the US department of Defence’s (DoD) research network the ARPANET.  Eventually the ARPANET connected many universities and other government organizations. During the process of interconnecting all these through the exising telephone lines, satellite link and therefore, a new architecture was needed to overcome that. The architecture thus came out became…

"The Internet (TCP/IP) reference model of network architecture."

Wide Area Network , The Internet

A wide area network or WAN is a computer network covering multiple smaller networks, such as local area networks (LANs) or metropolitan area networks(MANs) Typically, a Wan consists of a number of interconnected switching nodes. A transmission from any one device is routed through these internal nodes to the specified destination device. These nodes are not concerned with the content of the data; rather, their purpose is to provide a switching facility that will move…

"Wide Area Network , The Internet"

Google has given a rare glimpse inside the vast data centres around the globe that power its services.

They reveal an intricate maze of computers that process Internet search requests, show YouTube video clips and distribute email for millions of people. With hundreds of thousands of servers, colourful cables and even bicycles so engineers can get around quickly, they range from a converted paper mill in Finland to custom made server farms in Iowa. ‘Very few people have stepped inside Google’s data centers, and for good reason: our first priority is the privacy…

"Google has given a rare glimpse inside the vast data centres around the globe that power its services."

INTERNET AND MODERN SOCIETY : IMPACT ON SOCIETY

Internet has revolutionized the way we used to access and exchange information. Internet has turned the world into a global village as it has eliminated the geographical boundaries. Internet is rightly called information Super Highway. You can do virtually anything on Internet.One can shop on internet from buyers across the world through their websites. E-commerce has revolutionized the way we do do bussiness. Companies can advertise and sell their products to the customers scattered all…

"INTERNET AND MODERN SOCIETY : IMPACT ON SOCIETY"

INFORMATION TECHNOLOGY : INTRODUCTION TO INTERNET

THE INTERNET, sometimes called simply “the Net”, is a computer network made up of thousands of worldwide. No one knows exactly how many computers are connected to the internet. It is certain , that these number in the millions and are increasing at a rapid rate. No one is in charge of the internet .There are organizations which develop technical aspects of this network and set standards for creating applications on it ,but no governing…

"INFORMATION TECHNOLOGY : INTRODUCTION TO INTERNET"