Question

Define WAN, Modem, Router, Node, Network Card ​

Answer 1

Answer:

WAN:-Wide Area Network

A computer network in which the computers connected may be far apart, generally having a radius of more than 1 km.

Modem:- A combined device for modulation and demodulation, for example, between the digital data of a computer and the analogue signal of a telephone line.

Router:- A device which forwards data packets to the appropriate parts of a computer network.

Node:- A piece of equipment, such as a computer or peripheral, attached to a network.

Network card:- A network interface controller is a computer hardware component that connects a computer to a computer network.

Hope it helps !!!

Answer 2

Answer:

In local area networks (LANs) and wide area networks (WANs), a network node is a device that performs a specific function. Each node needs to have a MAC address for each network interface card (NIC). Examples include modems with Ethernet interfaces, wireless LAN access points and computers.