You are developing a client application that consumes a Windows Communication Foundation (WCF) service. The operation contract is as follows. [OperationContract] [FaultContract(typeof(SalesFault))] string GetSales(string saleId);（） The service configuration file contains the following line in the serviceBehaviors section. A divide-by-zero exception is not being handled by the service. You need to ensure that the exception is caught in the client application. Which type of exception should the client catch?（）

[填空题]视讯系统如果看不到远端主流,首先要查看( )，确定本端输出是否切到对应的远端主流和辅流,其次看会议状态、辅流有没有收到码流。

[填空题]（）是从事某一职业专业知识、职业技能和工作能力的起点标准和必备标准。

[单选题]低合金高强度钢加入的主要合金元素有Mn、Si、V、Nb和Ti等，它们大多小能在热轧或（）状态下使用，一般要进行热处理后方可使用。

[填空题]早期的新闻学又称（）。

[单选题]不直接指向知识和学习任务本身，而是把学业成就看成是赢得地位和自尊的根源，这是（）。

[单选题]油画是绘画的重要门类，下列选项中与油画有关的描述正确的是（）。

[多选题]21-三体综合征的产前诊断可选下列方法（）

[单选题]男性，56岁，头晕7年，血压180／100mmHg，心率75／min，心电图示一度房室传导阻滞，治疗宜用（）

[问答题]在换热器中设计中，提高流体对流给热系数一般从哪几方面考虑？ 

[多选题]气管插管心血管反应出现时下列哪些激素水平升高（）

[单选题]You are developing a client application that consumes a Windows Communication Fo...

[单选题]You are developing a client application that uses the following code to consume ...

[单选题]You are developing a client application that consumes a Windows Communication Fo...

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