单选题You work as the application developer at Hi-Tech.com. You create a new custom dictionary named MyDictionary. Choose the code segment which will ensure that MyDictionary is type safe？（）AClass MyDictionary Implements Dictionary （Of String，String）BClass M

第1题：

You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5.  You host the Web application in Microsoft Internet Information Services （IIS） 6.0. You browse theapplication and receive the following error message：  Server Application Unavailable  The web application you are attempting to access on this web server is currently unavailable.Please hit the "Refresh" button in your web browser to retry your request.  You view the Application event log and discover the following message：  It is not possible to run two different versions of ASP.NET in the same IIS process. Please use theIIS Administration Tool to reconfigure your server to run the application in a separate process.  To ensure productivity you need to solve this problem as quick as possible.  What should you do？（）

• A、You should change the IIS isolation mode.
• B、You should assign the application to another application pool.
• C、You should configure all applications that are part of your application's application pool in orderto use the same version of ASP.NET.
• D、You should run the Aspnet_regiis.exe Tool.
• E、You should restart the application pool that hosts the application.

第2题：

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？（）

• A、You should add an assembly reference to the project.
• 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.

第3题：

第4题：

You work as a Web Developer at Certkiller.com. You create a Web application using MicrosoftASP.NET 3.5.  Certkiller.com hosts the application in Microsoft Internet Information Services 7.0. You attempt tobrowse the application and receive the following error message：  Service Unavailable    HTTP Error 503. The service is unavailable.   You check and discover that you are able to browse successfully to other application that formspart of the same IIS Web site. The hosted applications on the network make use of ASP.NET 3.5.There are not previous versions of ASP.NET is installed. You need to resolve this error as soon aspossible.  What should you do？（）

• A、You should run the ServiceModel Metadata Utility tool (Svcutil.exe).
• B、You should change the pipeline mode associated with the application pool that hosts theapplication.
• C、You should run the ASP.NET Registration Tool (Aspnet_regiis.exe).
• D、You should make sure that the application pool that hosts the application is initiated.

第5题：

You work as an application developer at Certkiller .com. You are required to dynamically load assemblies into an application domain. You are using the Load method of the AppDomain class. What types of files can you this use method for？（）

• A、 Library application files （.dll）.
• B、 All assembly files， no matter what there file extensions are.
• C、 Application configuration files （.config）.
• D、 Standalone application files （.exe）.

第6题：

You work as an application developer at Certkiller .com. Certkiller .com has asked you to develop an application that monitors and controls the activities of a Windows service.You need to use the appropriate class to meet Certkiller .com’s requirements. What should you do？（）

• A、 Use the ServiceBase class.
• B、 Use the ServiceInstaller class.
• C、 Use the ServiceManager class.
• D、 Use the ServiceController class.

第7题：

You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5.  An exception management framework is not used in the Web application. You need to ensure thatthe application log the unhandled exceptions automatically to the event log. You need to configurethe Web.config file to accomplish this. Identify the configuration that will assist you in thisscenario？（）

• A、You should consider using the <healthMonitoring enabled="true"/> configuration.
• B、You should consider using the <deployment retail="true"/> configuration.
• C、You should consider using the <customErrors mode="On"/> configuration.
• D、You should consider using the <trace enabled="true"/> configuration.

第8题：

第9题：

You work as the application developer at Hi-Tech.com. You create a new custom dictionary named MyDictionary. Choose the code segment which will ensure that MyDictionary is type safe？（）

• A、 Class MyDictionary Implements Dictionary （Of String，String）
• B、 Class MyDictionary Inherits HashTable
• C、 Class MyDictionary Implements IDictionary
• D、 Class MyDictionary     End Class     Dim t as New Dictionary （Of String， String）     Dim dict As MyDIctionary= CType （t，MyDictionary）

第10题：

You work as an application developer at Certkiller .com. You are currently in theprocess of reviewing an application that was created by a fellow developer.The application that you are reviewing includes a declaration for a collection named EmployeeList， which stores Employee objects. The declaration is shown below： public class EmployeeList ： Enumerator， IEnumerable { // Class implementation } You require the ability to iterate through the EmployeeList with minimum development effort.What should you do？（）

• A、 Utilize the switch statement
• B、 Utilize the dowhile statement
• C、 Utilize the foreach statement
• D、 Utilize the if statement