Computer networks play a crucial role in communication, data sharing, and security, with different types designed for various needs. Local Area Networks (LANs) provide high-speed connectivity within homes and offices, while Wide Area Networks (WANs) connect multiple LANs over large distances. Virtual Local Area Networks (VLANs) improve security and efficiency by segmenting networks , whereas Virtual Private Networks (VPNs) encrypt data for secure remote access. Metropolitan Area Networks ... A computer network is a collection of interconnected devices that share resources and information. These devices can include computers, servers, printers, and other hardware. Networks allow for the efficient exchange of data, enabling various applications such as email, file sharing, and internet browsing. Conclusion In summary, computer networks are vital for modern communication and resource sharing. There are several types of computer networks based on different categories. Popular types of computer networks like LAN, MAN, PAN, and WAN are known to everyone, but lesser-known types include point-to-point, multipoint, etc.