Windows PowerShell is one of the most important Windows Server management tools that Microsoft has released. Windows PowerShell is one of the most important Windows Server management tools that Microsoft has released. An entirely new scripting environment for Windows, it consists of a new command shell and a new scripting language.We can write PowerShell scripts using any text editor, but you must need the PowerShell command shell for running.

Why its called Window Server Management?

Although PowerShell has been important in the Microsoft ecosystem ever since its release, as Windows Server 10 comes closer to release,we find that many features and deployments are significantly easier and more full-featured when carried out with PowerShell.  

How to get License?

PowerShell is built into Windows, so there is no fee or additional licensing cost. 

More about PowerShell:

Windows PowerShell is a command-line shell and scripting language designed specially for system administration. Built on the .NET Framework, Windows PowerShell helps IT professionals to control and automate the administration of the Windows operating system and applications that run on Windows Server environment. In PowerShell, administrative tasks are generally performed by cmdlets, specialized .NET classes implementing a particular operation. Sets of cmdlets may be combined together in scripts; executables, which are standalone applications; or by instantiating regular .NET classes.

Power shell versions: