Desired State Configuration (DSC) is management platform within Windows Server and is implemented with Windows PowerShell. DSC enables you to define a computer's desired state declaratively and have PowerShell ensure the computer is configured accordingly and remains so. This is simpler than writing complex scripts to configure a given computer. Microsoft added DSC with PowerShell and delivered improvements V5 and V/5.1 and Server 2016.
With DSC, you define a configuration that describes the details of how a given node (computer) is to be configured. The configuration defines a series of resources to be invoked on the node and how these resources should be configured. A DSC resource is PowerShell code and executable that knows to configure a given object residing on a node. Resources primarily exist as PowerShell modules and you need them both on the computer...