单项选择题
A.You should consider installing a server certificte from a trusted third-party certification authority （CA）.
B.You should consider implementing Microsoft Forefront Security for Exchange Server.
C.You should consider creating SenderID TXT records for the Edge Transport servers.
D.You should consider configuring the Edge Trasport servers to make use of real-time block list （RBL）.
单项选择题 You work as the exchange administrator at TestKing.com. The TestKing.com network has just been migrated to Exchange Server 2010. You are responsible for managing the Exchange network for TestKing.com. The organization contains two Exchange Server 2010 Edge Transport servers and six Hub Transport servers that are located in two Active Directory sites. The Edge Transport servers receive all e-mail messages that are send to the network. You receive an instruction from TestKing to configure anti-spamfiltering. You should make sure that the anti-spam filtering configurations are applied to the EdgeTransport servers. This should be accomplished with the least amount of adminstrative effort. What should you do？（）
单项选择题 You work as the exchange administrator at TestKing.com. The TestKing.com network contains anExchange Server 2010 Organization. You are responsible for managing the Exchange network forTestKing.com. You are in the process of deploying an Edge Transport server named TESTKING-EX01 into the organization. During the course of the day you receive an instruction from management to implement amessages hygiene solution. Management wants you to： * Ensure that TESTKING-EX01 blocks e-mails sent to invalid address in the organization. * Ensure that clients receive e-mail from external recipients that is added to their Sage Senders Lists. What should you do？（）
单项选择题 You work as the exchange administrator at TestKing.com. The TestKing.com network contains an Exchange Server 2010 Organization. TestKing.com has its headquarters in Stockholm where you arelocated. The TestKing.com network contains a Hub Transport server that has anti-spam agents installed. Youreceive instruction from management to assign the administration of the Exchange 201 organization to agroup named KingSecruity. To ensure productivity you need to make sure that users belonging to thisgroup are able to manage anti-spam setting in the organization. You should thus ensure that your solutionreduces the number of permissions that are assigned to KingSecurity. What should you do？（）