Windows PowerShell 3.0 and Windows PowerShell 4.0 are enhanced and extended editions of the original implementations of PowerShell. The changes are dramatic, and they improve both the performance capabilities of PowerShell and its versatility. You can do things with PowerShell 3.0 and PowerShell 4.0 that you simply could not do with earlier versions, and you can perform standard tasks in much more efficient ways than before.
Step Up & Into Windows PowerShell 4.0 is written for anyone who is already familiar with Windows PowerShell and wants to learn the new and changed features of Windows PowerShell 3.0 and Windows PowerShell 4.0. Not only does this book zero in on what’s new and changed, it provides the necessary context for you to understand how the new features and changes affect the way you use Windows PowerShell.