变压器是根据（）原理进行电能传递和电能之间转换的。 ["叠加","磁通变化","磁感应强度","电磁感应"]
You are developing a data contract for a Windows Communication Foundation (WCF) service. The data in the data contract must participate in round trips. Strict schema validity is not required. You need to ensure that the contract is forward-compatible and allows new data members to be added to it. Which interface should you implement in the data contract class?（） ["ICommunicationObject","IExtension","IExtensibleObject","IExtensibleDataObject<\/t><\/t>"]
凡一定时期内每期都有收款或付款的现金流量，均属于年金问题。
Your company network has an Active Directory forest that has one parent domain and one child domain. The child domain has two domain controllers that run Windows Server 2008. All user accounts from the child domain are migrated to the parent domain. The child domain is scheduled to be decommissioned. You need to remove the child domain from the Active Directory forest. What are two possible ways to achieve this goal（） ["Delete the computer accounts for each domain controller in the child domain. Remove the trust relationship between the parent domain and the child domain.","Run the Dcpromo tool that has individual answer files on each domain controller in the child domain.","Run the Computer Management console to stop the Domain Controller service on both domain controllers in the child domain.","Use Server Manager on both domain controllers in the child domain to uninstall the Active Directory domain services role."]
全面推进依法治国的重大任务，除了要完善以宪法为核心的中国特色社会主义法律体系，加强宪法实施，深入推进依法行政，加快建设法治政府还要（）。 ["保证公正司法，提高司法公信力","增强全民法治观念，推进法治社会建设","加强法治工作队伍建设","加强和改进党对全面推进依法治国的领导。"]
“文学”一词最早出现在孔子《论语》中，指（）和博学，被列为孔门四科之一。
