Computer Network: Definition, Components, Applications and its Features

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A network of devices interfaced by connections is known as a computer network. A node could be a computer/laptop, a scanner, or another gadget that can transmit/send or receive information and signals. Channels of communication are the paths that join the nodes. Distributed processing is technique computer networks use where tasks are split across numerous computers. Rather, one computer completes the overall operations while the other handles a portion. A group of two or more machines/computer attached to one another so they can exchange digital files is known as a computer network. A network system offers the crucial purpose of creating a continuous design that enables a number of devices to send data nearly efficiently and practically by attaching computers and electronic devices.

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Computer Network: Definition, Components, Applications and its Features


Computer Network Components:

There are so many computer network components, such as:

National interface card:

National interface card plays an vital role/function in a computer network. Communication between a computer and another device is only possible because of the national interface card. NIC is categorized into two parts wired and wireless.

Switches

A switch is a type of computer network device which gathers every device connected to the network such that information can be sent to any device.

Hub

The entire network is divided among numerous devices by a hub, which is a central device.

Router

The router helps in connecting LAN with the internet.

Modem

The modem uses the landline already in place to link the internet to the computer.

Cables and connectors

A transmission medium used to send communication signals is cable/connectors.

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Applications of computer networking:

There are various applications of computer networking, such as:

  • Exchange various resources.
  • Server-client model
  • E-commerce
  • Communication medium

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Computer networking characteristics/features:

There are numerous computer networking characteristics/features, such as:

Security:

The network permits security by guaranteeing that the client has permission to access/view specific files and apps.

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Communication Speed:

The network enables communication quickly and effectively through the web. Users can conduct video conferences, send emails, and do other things online. As a result, a computer network is a fantastic tool for exchanging information and views.

File exchange

One of the main benefits of the computer network is file sharing. The computer network allows users to share files among others.

Reliability

Computer networks can utilize an additional option for transmitting data in a system crash.

 

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