题目内容

脱醚塔回流液温度()℃

A. 68℃
B. 45℃
C. 40℃
D. 55℃

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1岁左右婴儿会出现“分离痛苦”。

A. 正确
B. 错误

简述地球运动的划分依据及运动类型。

5岁的小庄正在夸夸其谈地说他的英雄事迹,而周围的同伴并不认同他?并争辩说"你不可能什么事情都可以做!"小庄与他们争执起来,而且坚定自己的想法。这时,老师认为小庄需要更多的专门的反馈信息。他把小庄带到旁边真诚地说"当你告诉你的朋友那些不可能的事时,他们是不会相信的。"老师接着说"如果你告诉别人的东西不是真的,那么以后当你告诉他们真实的事情时他们也不会相信你了。"请分析小庄说谎的原因。

You are integrating a Windows Communication Foundation (WCF) service within an enterprise-wide Service Oriented Architecture (SOA).Your service has the following service contract: [ServiceContract]public class CreditCardConfirmationService { [OperationContract] boolean ConfirmCreditCard(string ccNumber); double OrderAmount(int orderNumber);} You need to allow the code in the ConfirmCreditCard method to participate automatically in existing transactions.If there is no existing transaction, a new transaction must be created automatically. What should you do?()

A. Inside the ConfirmCreditCard method, surround the code that must participate in the transaction with a using(new TransactionScope()) block.
B. Inside the ConfirmCreditCard method, surround the code that must participate in the transaction with a using(new CommittableTransaction()) block.
C. Add an [OperationBehavior(TransactionScopeRequired=true)] attribute to the ConfirmCreditCard method.
D. Add an [OperationBehavior(TransactionAutoComplete=true)] attribute to the ConfirmCreditCard method.

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