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Computer networks

Computer networks are systems that connect computers and other devices to share resources and communicate. They allow users to exchange information, access the internet, and utilize shared services like printers and storage. Networks can be local, like those in homes or offices, or global, such as the internet. Data travels through various mediums, including cables and wireless signals. This connectivity enables online activities such as emailing, video streaming, and social media. Overall, computer networks are essential for modern communication, collaboration, and access to information.

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    A computer network is a system that connects multiple computers and devices to share resources and communicate with each other. Think of it like a postal system for information: data travels through cables or wireless signals, allowing devices to send messages, share files, and access the internet. Networks vary in size, from small home setups with a few devices to vast global networks like the internet itself. By enabling collaboration and resource sharing, networks play a crucial role in modern life, supporting everything from business operations to social interactions and entertainment.