Computer

In today’s world, it is almost impossible to think that one can survive without computers. They have become a gadget of almost daily use for people of every age…. Then it may be offices, hospitals, malls or just homes, computers are everywhere! They help us with calculations, storing data, staying organized and also entertain and inform […]

The OSI (Open Systems Interconnection) Data Model ISO standard for computer networks design and functioning. -Involves at least 7 layers, each playing a specific role when applications are communicating over the net. During the sending process, each layer (from top to down) will add a specific header to the raw data. At the reception, headers […]