Final answer:
A network is a system that connects three or more computers through software and hardware, allowing them to communicate with each other. It enables the exchange of data, files, and information between the connected computers.
Step-by-step explanation:
A network is a system that connects three or more computers through software and hardware, allowing them to communicate with each other. It enables the exchange of data, files, and information between the connected computers.
For example, in the 1960s and 1970s, researchers developed private communication networks between computers, which later expanded beyond government and academia. These networks eventually led to the birth of the Internet and the World Wide Web, revolutionizing communication and information sharing.