Windows Server 2016 is a server operating system developed by Microsoft. It is designed to manage network resources, applications, and data in business environments. This version introduces features like Nano Server, a lightweight installation option, and Windows Containers, which allow for easier application deployment and management. Additionally, Windows Server 2016 enhances security with features such as Shielded Virtual Machines and improved access controls. It also supports cloud integration, making it easier for organizations to connect with Microsoft Azure and utilize hybrid cloud solutions. Overall, it provides a robust platform for modern IT infrastructure.