Computer Science and Engineering/ Information Technology

Introduction to Algorithms

In mathematics and computer science, an algorithm is a step-by-step procedure for calculations. Algorithms are used for calculation, data processing, and automated reasoning. An algorithm is an effective method...

802.11

802.11 and 802.11x refers to a family of specifications developed by the IEEE for wireless LAN (WLAN) technology. 802.11 specifies an over-the-air interface between a wireless client and a...

ATM Model

ATM Reference Model Figure  is a reference model that illustrates the organization of ATM functionality and the interrelationships between the layers of functionality. Figure  : ATM Reference Model In...

Comparisions of TCP/IP and OSI Model

SIMILARITIES The main similarities between the two models include the following: They share similar architecture. –    Both of the models share a similar architecture.  This can be illustrated by...

Frame Relay

Frame relay is a telecommunication service designed for cost-efficient data transmission for intermittent traffic between local area networks (LANs) and between end-points in a wide area network (WAN). Frame...

The TCP/IP model

TCP/IP is based on a four-layer reference model. All protocols that belong to the TCP/IP protocol suite are located in the top three layers of this model. As shown...

OSI (Open Systems Interconnection) Model

The Open Systems Interconnect (OSI) model has seven layers. This article describes and explains them, beginning with the ‘lowest’ in the hierarchy (the physical) and proceeding to the ‘highest’...

Network Hardware

Networking hardware may also be known as network equipment or computer networking devices. Units which are the last receiver or generate data are called hosts or data terminal equipment....

Uses of Computer Networks

The main benefits or uses of computer network are: Communication Sharing Resources Sharing Software Data Sharing 1- Communication Using a network, different people can communicate with each other all...

Introduction to Computer Network

A computer network or data network is a telecommunications network that allows computers to exchange data. In computer networks, networked computing devices pass data to each other along data...