You have an Exchange Server 2010 SP1 organization. The organization contains two mailbox-enable users named User1 and User2.

You need to ensure that User1 can send email messages as User2.

Which cmdlet should you use?

A.
Add-ADPermission.

B.
Set-Group.

C.
Set-MailboxFolderPermissions.

D.
Set-Mailbox.

E.
New-ManagementRoleAssignment.

F.
New-ManagementScope.

G.
New-TransportRule.

H.
New-MailContact.

I.
Set-MailUser.

J.
Set-ManagementRoleAssignment.

Explanation:
Add-ADPermission e.g. Add-ADPermission user2 -User “Domain\User1” -Extendedrights “Send As”

Reference:

http://technet.microsoft.com/en-us/library/bb124403.aspx
http://technet.microsoft.com/en-us/library/bb676368.aspx