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Communication networks have become an important part of everyday life. They have enabled people to communicate with each other in ways that were once unimaginable.

Communication networks provide the infrastructure for communication. They are the systems that allow people to communicate with each other. These networks are made up of communication hardware and software, which enable users to connect, send and receive messages, access data, and make calls. They can be wired or wireless, depending on the needs of the user.

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The most common type of communication network is the telephone network. The telephone network is an open system, which means that it can be easily accessed by anyone with the proper equipment. It is capable of handling voice, data and video transmissions. It is also the most widely used communication network in the world.

Another popular type of communication network is the computer network. This is an electronic network that allows computers to connect and share data. It is made up of physical connections, such as cables and wires, and virtual connections. It is used for a variety of purposes, such as sharing files and applications, or participating in online gaming.

The Internet is another important communication network. It is a global network of computers linked together for the purposes of sharing information. It is made up of physical connections, such as cables and wires, and virtual connections, such as the World Wide Web. It is used by businesses, organizations and inpiduals for a variety of purposes, such as downloading music and videos, sending e-mails, and participating in online shops.

Communication networks have come a long way in the past few decades. They have made it easier to stay connected, while also providing new opportunities for businesses and organizations. Communication networks are a vital part of today's world.