WHAT IS COMPUTER NETWORKS ?
Two or more electronic devices such as mobile phones, computers, etc. get connected to each other to share data, this arrangement is called a network. Using computer network, we can have any kind of data exchange such as email, audio, video, etc.
TYPES OF NETWORKS
PAN: It stands for personal Area network. It is a basic network where mobile phones, one or two computers, tabs, printers, etc. are connected. These types of networks are used in places where communication is managed by a single person. The range of communication is within ten meters. For example, Bluetooth.
LAN: It stands for local area network. A group of computers along with the peripheral devices connected can share a common way of communication. It is installed in the places where it can be used by 3 to 4 users. The range of communication can vary from one to five kilometers. For example, Wi-Fi at home or office.
MAN: It stands for Metropolitan Area Network. A computer network that connects the devices in town, city, or any area. It is larger than the personal area network and smaller than the wide-area network. The range of communication can vary from five to 50 kilometers. For example, broadband connection for houses in a street.
WAN: It stands for Wide Area Network. It is a large network that is not restricted to a single location. It can provide communication services to all the devices connected all over the globe. The range of communication varies from 50 to 1000 kilometers.
