20% Free Passleader 70-663 Certification Dumps With One Year Free Update (21-40)

QUESTION 21
Your network consists of a single Active Directory domain. The domain contains three domain controllers and one DNS server. You plan to deploy Exchange Server 2010. You need to recommend a DNS implementation that provides redundancy if a DNS server fails. What should you include in the recommendations?

A.    Active Directory integrated DNS server
B.    DNS forwarding
C.    integrated DNS and WINS
D.    multiple MX records

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