题目内容

水系会给无线电波传播带来增益作用。

A. 正确
B. 错误

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吊篮安全锁的有效标定期限为（）年。

A. 1
B. 2
C. 3
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旅游吸引物是旅游者选择目的地的决定因素。

A. 正确
B. 错误

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桥梁地段的曲线标、坡度标、桥梁标可设置在线路一侧的防护墙上，标志牌顶边距防护墙顶面距离为（）。

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You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5. This application will be part of a solution that contains a Windows Communication Foundation （WCF） service project. The Web application will be used to make calls to a service identified in theWCF service project. Management is planning to host the Web application on a separate serverfrom the WCF service. They want the WCF service to perform remotely. You need to add areference to the WCF service. What should you do？（）

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B. You should add a project reference to the project.
C. You should add a Web reference to the project.
D. You should add a service reference to the project.

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水系会给无线电波传播带来增益作用。

A. 正确 B. 错误

吊篮安全锁的有效标定期限为（）年。

旅游吸引物是旅游者选择目的地的决定因素。

桥梁地段的曲线标、坡度标、桥梁标可设置在线路一侧的防护墙上，标志牌顶边距防护墙顶面距离为（）。

A. 正确
B. 错误