此试题出现在
You are modifying an existing Windows Communication Foundation (WCF) service that is defined as follows:[ServiceContract]public interface IMessageProcessor { [OperationContract] void ProcessMessages( );}public class MessageProcessor: IMessageProcessor { public void ProcessMessage( ); SubmitOrder( );}SubmitOrder makes a call to another service. The ProcessMessage method does not perform as expected under a heavy load.You need to enable processing of multiple messages. New messages must only be processed when the ProcessMessage method is not processing requests,or when it is waiting for calls to SubmitOrder to return.Which attribute should you apply to the MessageProcessor class?()
与其他研究方法一样,问卷调查也有相应的优缺点,以下关于问卷调查的缺点的描述,正确的是( )。
实施总承包的建设工程发生事故,由()负责上报事故。
关于方法命名,下面那句话是正确的:()
简述隔离在进化中的作用。
拱式桥
肾移植手术选用硬膜外麻醉时以下哪项是正确的()。
简述体育运动对运动系统的影响?
家系图是用简单的()(家谱)和()展示家庭的结构和家庭关系的最好工具。
发电企业实行安全生产目标四级控制的具体内容是什么?