CmdID

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New-WBFileSpec

Creates a backup file specification. Windows Server PowerShell reference

From the Windows Server PowerShell reference 3 parameters Its page in the reference

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Parameters

3 in the Windows Server PowerShell reference
-ExcludeIndicates that the backup excludes the items in the *FileSpec* parameter from the backup.
-FileSpecSpecifies a list of names of items to include in or exclude from the backup.
-NonRecursiveIndicates that the backup includes only the items in the WBFileSpec object and not subordinate items.