Security issue in IT and Emerging Trends
21st century has been defined by application of and advancement in information technology. Information technology has become an integral part of our daily life. According …
Read MBA, BBA, B.COM Notes
21st century has been defined by application of and advancement in information technology. Information technology has become an integral part of our daily life. According …
Perspectives on Knowledge, Information, Data In everyday language we use knowledge all the time. Sometimes we mean know-how, while other times we are talking about …
Web development refers to building website and deploying on the web. Web development requires use of scripting languages both at the server end as well as …
Internet Internet is defined as an Information super Highway, to access information over the web. However, It can be defined in many ways as follows: …
Information technology has been rapidly advancing over the last decade, with information being available as an on demand commodity at levels never before imagined. Today, …
The International Standard Organization has a well-defined model for Communication Systems known as Open System Interconnection, or the OSI Model. This layered model is a …
Magnetic Media One of the most convenient way to transfer data from one computer to another, even before the birth of networking, was to save …
A system of interconnected computers and computerized peripherals such as printers is called computer network. This interconnection among computers facilitates information sharing among them. Computers …
The way in which devices are interconnected to form a network is called network topology. Some of the factors that affect choice of topology for …
Communication Networks can be of following 5 types: Local Area Network (LAN) Metropolitan Area Network (MAN) Wide Area Network (WAN) Wireless Inter Network (Internet) …