单项选择题
A.The best option is to use an A record for FederatedSharing.Company.com.
B.The best option is to use an SRV record for _autodiscover._TCP._msdcs.Company.com.
C.The best option is to use an A record for autodiscover.Company.com.
D.The best option is to use an SRV record for _FederatedSharing._UDP._msdcs.Company.com.
单项选择题 YouworkastheenterpriseexchangeadministratoratCompany.com.TheCompany.comnetworkconsistsofasingleActiveDirectorydomainnamedCompany.com.Company.comhasanExchangeServer2010organization.Company.comishasFederatedSharingenabled.YouhavereceivedinstructionsfromtheCIOtostoretheApplicationIdentifier（AppID）ofthedomainforthefederatedtrustbysettingupaDNSrecord.Whatshouldyoudo？（）
单项选择题 You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.Company.com contains an exchange server 2010 server named -sr15 that has the following roles installed： client access， hub transport， and mailbox server.the Company.com also has a windows server 2008 r2 certification authority （ca）.Company.com has merged with another company named Courseware Publishers that contains an internal root C A.You have received instructions from the CIO to install a certificate to create the federated trust as well as to reduce the cost. What should you do？（）
单项选择题 YouworkastheenterpriseexchangeadministratoratCompany.com.TheCompany.comnetworkconsistsofasingleActiveDirectorydomainnamedCompany.com.Company.comhasanExchangeServer2010organization.Company.comhasmergedwithanothercompany.TheusersatCompany.comhavecomplainedthattheyarenotabletosharecontactswiththeusersinthemergecompany.However，theycansharefree/busyinformation.TheusersatCompany.comneedtosharecontacts.Whatshouldyoudo？（）