[问答题] 简述思无邪说。

You install two Exchange Server 2010 Service Pack 1 （SP1） Edge Transport servers named Edge1 and Edge2.You need to ensure that e-mail is sent only to Edge2 if Edge1 fails. What should you do？（） ["Create two CNAME records that have the same name.Create one MX record that uses the FQDN of the CNAME records.Assign a priority of 0 to the MX record.","Create two MX records.Assign the MX record for Edge1 a priority of 5.Assign the MX record for Edge2 a priority of 1.","Create two A records that use the same name.Create one MX record that uses the FQDN of the A record.Assign a priority of 0 to the MX record.","Create two MX records.Assign the MX record for Edge1 a priority of 1.Assign the MX record for Edge2 a priority of 5."] 碱性焊剂烘干温度一般为（） ["100～200℃","200～300℃","300～400℃","400～500℃"] 中国共产党党员是中国工人阶级的有共产主义觉悟的先锋战士。 2012年12月5日，中共中央政治局召开会议，审议通过了中央政治局关于改进工作作风、密切联系群众的“八项规定”。 What are two Cisco IOS commands that can be used to view neighbor adjacencies?（） [" show ip ospf interfaces"," show ip ospf protocols"," show ip ospf neighbors"," show ip ospf database"] 简述思无邪说。