CHAPTER 1 New Features and the Exchange Management Shell This chapter provides information and commands concerning the following topics: What's new in PowerShell 2.0 What is a cmdlet? The Exchange Management Shell In this chapter, you look at new features in PowerShell 2.0. Then, in preparation for a look at the Exchange Management Shell (EMS), you briefly review the makeup of a cmdlet. Finally, you investigate the Exchange Management Shell. What's New in PowerShell 2.0