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多項選擇題

our company has a single active directory forest that has six domains. All DNS servers in the forest run windows serve 2008. You need to ensure that all public DNS queries are channeled though a single-caching-only DNS server.Which two actions should you perform? ()

A.Disable the root hints.
B.Enable BIND secondaries.
C.Configure a forwarder to the caching DNS server.
D.Configure a GlobalNames host (A) record for the hostname of the caching DNS server.

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