Computer Awareness Networking Questions for SBI/IBPS PO & CLERK

Computer Networking : A computer network is a set of interconnected computers to share resources, like access to the Internet, printers, file servers, and others. Computers on a network are called nodes. The computers can be connected with each other with the help of different transmission mediums like Ethernet cable, or wirelessly through radio waves.

Components:

Server – The computer that sends data to other nodes connected to each other via networking is known as a server.
Receiver – a hardware module or device used to receive signals
Channel – Transmission medium (connection) between the Server & Receiver.

Transmission Channel:

Simplex channel – simplex is a communications channel that operates in one direction at a time.

Half duplex channel – A half-duplex channel can send and receive data, but not at the same time.

Full duplex channel – A full-duplex channel can send and receive data simultaneously.

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