Network services refer to a variety of functions and applications that facilitate communication and data exchange over a computer network. These services include file sharing, email, web hosting, and cloud storage, allowing users to access and share resources efficiently. They are essential for both personal and business operations, enabling seamless connectivity and collaboration. In addition to basic communication, network services also encompass security measures like firewalls and VPNs that protect data and ensure safe access to networks. These services are crucial for maintaining the integrity and confidentiality of information as it travels across the internet or private networks.