You need to create a backup of the Lync Server 2010 topology.
Which two possible tools should you use to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

A.
Csvde

B.
Dbimpexp

C.
Lync Server 2010 Control Panel

D.
Lync Server 2010 Topology Builder

E.
Lync Server Management Shell

Explanation:
http://technet.microsoft.com/en-us/library/gg398953.aspx