SANS Cyber Aces Practice Test

Using the cmdlet "New-Item" is the correct choice for creating a new directory in PowerShell. This cmdlet allows users to create a variety of items, including files, directories, and registry keys, depending on the parameters provided. When creating a new directory, you typically specify the type of item with the "-ItemType" parameter set to "directory."

For example, to create a new directory called "ExampleDir," you would use the following command:

```powershell

New-Item -Path "C:\Path\To\Your\Directory" -Name "ExampleDir" -ItemType Directory

```

This flexibility makes "New-Item" a powerful cmdlet, as it can adapt to different types of creations beyond just directories, whereas the other options listed are either not valid cmdlets in PowerShell or do not exist.