You have a server named Server1 that runs Windows Server 2012. Server1 has the DNS Server server role
installed.
You need to recommend changes to the DNS infrastructure to protect the cache from cache poisoning attacks.
What should you configure on Server1?
A.
DNS devolution
B.
DNS Security Extensions (DNSSEC)
C.
DNS cache locking
D.
The global query block list
Answer C.
https://technet.microsoft.com/en-us/library/ee683892%28v=ws.10%29.aspx
https://technet.microsoft.com/en-us/library/ff807360%28v=ws.10%29.aspx
Agreed, thanks!