重力式码头胸墙混凝土，在埋有块石的混凝土中留置水平施工缝时，应使埋入的块石（），增强新老混凝

io.NET 2005 as its application development platform.You are developing a Windows Service application which contains three different Windows services.You are required to only set one Windows service to start automatically when the system is restarted.What should you do？（）

A.Use the ServiceController class.

B.Use the ServiceBase class.

C.Use the ServiceProcessInstaller class.

D.Use the ServiceInstaller class.

io.NET 2005 as its application development platform.You are developing a Windows Service application. You need to change the security context in which the service runs.The service will be run in context of a non-privileged user on the local computer and present anonymous credentials to any remote server.You are required to set the Account property of the ServiceProcessInstaller class to specify the service account.What should you do？（）

A.Use ServiceAccount.User.

B.Use ServiceAccount.LocalService.

C.Use ServiceAccount.LocalSystem.

D.Use ServceAccount.NetworkService.

on that calculates monthly payments based upon client input.You are currently debugging this application using the Microsoft Visual Studio 2005 IDE.The application contains the following code:public double CalculateMonthlyPayment (Single rate, double principal) {//Implementation code}You have discovered that unexpected results are being returned by the application. You would like to pause execution and display a message box containing an error message in the event of a negative or zero rate value is Passed to the CalculateMonthlyPayment method.You need to ensure that this only occurs during debugging mode.What should you do？（）

A.

B.

C.

D.

io.NET 2005 as its application development platform.You are developing a .NET Framework 2.0 Windows Service application and are busy writing the following installation code for the Windows service:<RunInstallerAttribute(True)> Public Class TestServiceInstaller Implemets Installer‘Additional code to go hereEnd ClassYou are required to install the Windows service and write the values associated with the service in the Windows Registry.What should you do？（）

A.The Assembly Registration Tool (Regasm.exe) should be used.

B.The Global Assembly Cache Tool (Gacutil.exe) should be used.

C.The .NET Services Installation Tool (Regsvcs.exe) should be used.

D.The Installer Tool (InstallUtil.exe) should be used.

ll Certkiller.com‘s network drives.The information generated by this application will be utilized by Certkiller .com‘s network administrators to verify client setups.You need to ensure that these requirements are fully satisfied.What should you do？（）

A.

B.

C.

D.

current exchange rates for Certkiller .com‘s e-Commerce Web site. The Web service converts USD prices to the customer‘s local currency. You have stored the URL to the external Web service‘s endpoint in the section of the Web.config file. The Web application has been successfully deployed to a Certkiller .com Web server named Certkiller -SR14. A few months later the vendor of the Web service changes the port that is used to access the Web service. You need to update the section of the Web application‘s Web.config file from Certkiller -WS528. You need to ensure that your solution has a minimal impact on customers that may be connected to the e-Commerce Web site.What should you do？（）

A.Create a Host entry in the Lmhosts file on Certkiller -SR14. Point the Host entry to the new end point.

B.Use the Copy Web Site function in Visual Studio 2005 to deploy the Web.config file from Certkiller -WS528 to Certkiller -SR14.

C.Create a Web Setup project in Visual Studio 2005 to deploy the Web.config file from Certkiller -WS528 to Certkiller -SR14.

D.Use the Web Site Administration Tool to change the <appSettings> section of the Web.config file.

Rapid application development(RAD) systems purport to lighten the developer's(46)by making it easy to program an application with simple intuitive steps.RAD tools(47)the developer everything needed to construct a fully functional application quickly and easily. They make short work of modifying the developed product to(48)changes after the program is finished. Applications developed with RAD tools are constructed as they are envisioned. As an application's real usefulness(49), the developer armed with RAD tools should be able to(50)on new features with little fuss.

A．burden

B．trouble

C．task

D．weight

Rapid application development (RAD) systems purport to lighten the developer's(41) by making it easy to program an application with simple intuitive steps.RAD tools(42)the developer everything needed to construct a fully functional application quickly and easily. They make short work of modifying the developed product to(43)changes after the program is finished. Applications developed with RAD tools are constructed as they are envisioned. As an application's real usefulness(44) , the developer armed with RAD tools should be able to(45)on new features with little fuss.

A．burden

B．trouble

C．task

D．weight

cation has to load an instance of the Inventory class from a large file named Inventory.dat.You need to ensure that the application executes the loading process in as little time as possible.What should you do？（）

A.

B.

C.

D.

Certkiller .com has given you the task of creating an application to archive these old inventory files.The inventory files have to be compressed prior to being uploaded to Certkiller .com‘s Web server.You are currently writing a method that will receive a byte array and compress it into a new file.You need to ensure that a data corruption check takes place during the decompression process.What should you do？（）

A.

B.

C.

D.