Your network contains one Active Directory forest named contoso.com. The forest contains two
child domains and six domain controllers. The domain controllers are configured as shown in the
following table.

You need to prevent administrators from accidentally deleting any of the sites in the forest.
What should you use?

A.
Set-ADSite

B.
Set-ADReplicationSite

C.
Set-ADDomain

D.
Set-ADReplicationSiteLink

E.
Set-ADGroup

F.
Set-ADForest

G.
Netdom

Explanation:
The Set-ADReplicationSite sets the replication properties for an Active Directory site.
Parameter: -ProtectedFromAccidentalDeletion<Boolean>

Specifies whether to prevent the object from being deleted. When this property is set to $True, you
cannot delete the corresponding object without changing the value of the property. The acceptable
values for this parameter are:
— $False or 0
— $True or 1
Incorrect answers:
Not A: Set-ADSite is a Microsoft Exchange 2013 command. Use the Set-AdSite cmdlet to configure
the Exchange settings of Active Directory sites.

Technet, Set-ADReplicationSite
https://technet.microsoft.com/en-us/library/hh852305(v=wps.630).aspx