A server is a powerful computer or system that provides data, resources, or services to other computers, known as clients, over a network. Servers can host websites, manage emails, or store files, allowing multiple users to access information simultaneously. They play a crucial role in the functioning of the internet and local networks. There are different types of servers, including web servers, file servers, and database servers, each designed for specific tasks. Servers typically run specialized software to manage requests and ensure efficient communication between clients and resources. They are essential for businesses and organizations to operate effectively in a digital environment.