CMS专题

多选题You are developing an application that connects to a Microsoft SQL Server database using the SqlConnection object. Your connection objects are being pooled. As the pool fills up, connection requests are queued. Some connection requests are rejected. Yo

题目
多选题
You are developing an application that connects to a Microsoft SQL Server database using the SqlConnection object. Your connection objects are being pooled. As the pool fills up, connection requests are queued. Some connection requests are rejected. You need to ensure that the application releases connections back to the pool as soon as possible. Also, you need to decrease the likelihood that connection requests will be rejected. Which three actions should you perform?（）
A

Ensure that the Close method is called on each connection object after it has finished executing.

B

Ensure that each connection object is left open after it has finished executing.

C

Increase the Max Pool Size value inside the connection string.

D

Increase the Min Pool Size value inside the connection string.

E

Increase the Connection Lifetime value inside the connection string.

F

Increase the value of the ConnectionTimeout property of the SqlConnection object.

如果没有搜索结果，请直接 联系老师 获取答案。
如果没有搜索结果，请直接 联系老师 获取答案。
相似问题和答案

第1题：

You develop an ASP.NET web application that uses a Windows Azure web role. The application includes a startup script that installs a third-party component. You are developing a test plan for the startup script.  What should you recommend？（）  

  • A、 Enable Remote Desktop Protocol （RDP） and deploy the application without the startup script.  Connect to the web role instance by using RDP， and then manually test the startup script.
  • B、 Deploy the application in the Windows Azure Compute Emulator.
  • C、 Deploy the application with a custom error page.
  • D、 Deploy the application and then use IntelliTrace.

正确答案:A

第2题：

You are developing a Windows Forms Application by using the .NET Framework 3.5.You plan to design a composite custom control for the application. You include a ListBox control has a property that provides the item count of  the ListBox control. You need to ensure that the property cannot be accessed at design time. Which attribute should you use？（）

  • A、[Bindable（false）]
  • B、[DesignOnly（false）]
  • C、[EditorBrowsable（EditorBrowsableState.Never）]
  • D、[Browsable（false）]

正确答案:D

第3题：

You are developing a Windows Presentation Foundation (WPF) application. All of the application styles are in the file name Themes.dllYou have the followiing markup segment.BlueBackground is defined in a XAML file named BlueTheme.xaml. The XAML markup is compiled into the Themes.dll file.You need to ensure that the XAML file is referenced so that the application can apply the settings in the BlueBackground style.（）

A.

B.

C.

D.


参考答案：B

第4题：

You are developing an ASP.NET Web application. You create a master page. The master page requires a region where you can add page-specific content by using theASP.NET page designer. You need to add a control to the master page to define the region. Which control should you add？（）

  • A、PlaceHolder
  • B、ContentPlaceHolder
  • C、Content
  • D、Substituition

正确答案:B

第5题：

You work as an ASP.NET Web Application Developer for SomeCompany. The company uses Visual Studio .NET 2010 as its application development platform. You create an ASP.NET Web application using .NET Framework 4.0. The Web application connects to a SQL Server database. You use the ADO.NET Entity Framework to handle persistence-ignorant entities. You create an ObjectContext object named ObjContext. Subsequently， you change properties on numerous entities. You are required to save the changed entity values in the SQL Server database. Which of the following code segments will you use？（）

  • A、ObjContext.SaveChanges（SaveOptions.DetectChangesBeforeSave）；
  • B、ObjContext.SaveChanges（SaveOptions.AcceptAllChangesAfterSave）；
  • C、ObjContext.SaveChanges（SaveOptions.All）；
  • D、ObjContext.SaveChanges（SaveOptions.None）；

正确答案:A

第6题：

You are developing an ASP.NET application by using Visual Studio 2010. You need to interactively debug the entire application. Which two actions should you perform？ （）

  • A、Set the Debug attribute of the compilation node of the web.config file to true.
  • B、Add a DebuggerDisplay attribute to the code-behind file of the page that you want to debug.
  • C、Select the ASP.NET debugger option in the project properties.
  • D、Define the DEBUG constant in the project settings.

正确答案:A,C

第7题：

You are developing an application that connects to a Microsoft SQL Server database using the SqlConnection object. Your connection objects are being pooled. As the pool fills up, connection requests are queued. Some connection requests are rejected. You need to ensure that the application releases connections back to the pool as soon as possible. Also, you need to decrease the likelihood that connection requests will be rejected. Which three actions should you perform?（）

  • A、Ensure that the Close method is called on each connection object after it has finished executing.
  • B、Ensure that each connection object is left open after it has finished executing.
  • C、Increase the Max Pool Size value inside the connection string.
  • D、Increase the Min Pool Size value inside the connection string.
  • E、Increase the Connection Lifetime value inside the connection string.
  • F、Increase the value of the ConnectionTimeout property of the SqlConnection object.

正确答案:A,C,F

第8题：

You are developing a Windows Presentation Foundation (WPF) application to play audio files. You add MediaElement mediaElement1 and a Button control named btnPlayAudio to the design surface. The MediaElement co.. audio file. The LoadedBehavior attribute is set to Manual.You add the following code to the main Window.You set the command of the button to MediaCommands.Play.You need to ensure that the application will play the audio file when the button is pressed.What should you add to constructor of the main window ?（）

A.

B.

C.

D.


参考答案：D

第9题：

You are developing a Web application. The Web application restricts access to an administrative page. The Web application uses the following code segment to protect the page.if (Page.User.Identity.Name != @"CONTOSO/Administrator") { the page, you are redirected to Login.aspx. You discover that the User.Identity.Name property is not being correctly populated. You need to ensure that you can access the page when you are logged on as Administrator. Which two actions should you perform? （）

  • A、In the Web.config file, enable impersonation.
  • B、In IIS, enable anonymous access.
  • C、In IIS, disable anonymous access.
  • D、In the Web.config file, set the authentication mode to Windows.

正确答案:C,D

第10题：

You are developing a Windows Presentation Foundation (WPF) application. You need to use XAML to create a custom control that contains two Button controls. From which base class should you inherit? （）

  • A、 FrameworkElement
  • B、 UIElement
  • C、 UserControl
  • D、 Button

正确答案:C

更多相关问题
相关内容