Basic Network

Q: What is (Wireless / Computer) Networking?
A:
In the world of computers, networking is the practice of linking two or more computing devices together for the purpose of sharing data. Networks are built with a mix of computer hardware and computer software. Networks can be categorized in several different ways.
One approach defines the type of network according to the geographic area it spans. Local area networks (LANs), for example, typically reach across a single home, whereas wide area networks (WANs), reach across cities, states, or even across the world.

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OSI Model in Networking in Urdu , Computer Networking tutorial 17 lecture

OSI Model in Networking in Hindi Urdu p1, Computer Networking tutorial 17 lectur. Developed by representatives of major computer and telecommunication companies beginning in 1983, OSI was originally intended to be a detailed specification of actual interfaces. Instead, the committee decided to establish a common reference model for which others could then develop detailed interfaces, which in turn could become standards. OSI was officially adopted as an international standard by the International Organization of Standards (ISO). The seven Open Systems Interconnection layers are: Layer 7: The application layer . This is the layer at which communication partners are identified (Is there someone to talk to?), network capacity is assessed (Will the network let me talk to them right now?), and that creates a thing to send or opens the thing received. Layer 6: The presentation layer. I...

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