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You are developing a user control for Windows Presentation Foundation (WPF) application. The user control contains a button. Both the user control and the hosting control must receive the button click event. You need to ensure that the user control responsd to the button click event before hosting control responds to the event. What should you do ?（）
- A、 Use a bubbling routed event. In the button click event handler, set the Handled property to True
- B、 Use a bubbling routed event. In the button click event handler, set the Handled property to False
- C、 Use a standard Microsoft .NET event. Set Handled property to true.
- D、 Use a tunneling routed event. Set the handled property to false.
参考答案
更多 “ You are developing a user control for Windows Presentation Foundation (WPF) application. The user control contains a button. Both the user control and the hosting control must receive the button click event. You need to ensure that the user control responsd to the button click event before hosting control responds to the event. What should you do ?（）A、Use a bubbling routed event. In the button click event handler, set the Handled property to TrueB、Use a bubbling routed event. In the button click event handler, set the Handled property to FalseC、Use a standard Microsoft .NET event. Set Handled property to true.D、Use a tunneling routed event. Set the handled property to false.” 相关考题
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多选题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? （）AIn the Web.config file, enable impersonation.BIn IIS, enable anonymous access.CIn IIS, disable anonymous access.DIn the Web.config file, set the authentication mode to Windows.
考题
单选题You are developing an application that performs file backups in the background. The background application will host a Windows Communication Foundation (WCF) service and must be active as soon as the machine is running. The background application will not have a user interface. A front-end application will consume the WCF service and will provide the user interface.You need to choose a host environment for the WCF service. Which hosting environment should you choose? （）A
Microsoft Internet Information Services (IIS) 6.0B
Windows Process Activation Services (WAS)C
A Windows Forms applicationD
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多选题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" Then Response.Redirect("login.aspx")End IfYou are logged on as Administrator. When you display 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? （）AIn the Web.config file, enable impersonation.BIn IIS, enable anonymous access.CIn IIS, disable anonymous access.DIn the Web.config file, set the authentication mode to Windows.
考题
单选题You are developing an application to assist the user in conducting electronic surveys.The survey consists of 25 true-or-false questions.You need to perform the following tasks： Initialize each answer to true.Minimize the amount of memory used by each survey. Which storage option should you choose？（）A
BitVector32 answers = new BitVector32（1）；B
BitVector32 answers = new BitVector32（-1）；C
BitArray answers = new BitArray （1）；D
BitArray answers = new BitArray（-1）；
考题
单选题You are the administrator of a Windows 2000 Professional portable computer that is shared by users in the sales department. You want to configure a roaming user profile for each user. You want each individual user profile setting to be available from any location, including by using a dial-up connection. You log on to the computer by using the local Administrator account. You create user accounts for the users in the sales department. When you attempt to configure each individual user account profile to be a roaming profile, you find that you cannot. You receive the change Profile Type dialog box as shown in the exhibit (Click the Exhibit button) You want to be able to configure each user account to use a roaming user profile. What should you do?（ ）A
From System in Control Panel, select the Change Type option, and then select the Roaming profile option. B
From Users and passwords in Control Panel, select the Advanced tab, and then define the path for the profile location. C
Use the Network Connection wizard to create a virtual private network (VPN) connection to the network, and define the mandatory profile path on each domain user account. D
Connect the portable computer to the network, and configure the user accounts for a roaming user profile.
考题
单选题You work as an application developer at Certkiller .com. You are developing an application that makes use of a Queue class object named MyQueue. This Queue class object will be used to store messages sent by the user during application run time. The application that you are developing provides an interface for administrators and an interface for users to create message reports.You want to ensure that all user messages stored in the MyQueue object are removed when an administrator selects the reset option.What should you do？（）A
Use the Enqueue method of the MyQueue object.B
Use the Clear method of the MyQueue object.C
Use the Dequeue method of the MyQueue object.D
Use the TrimToSize method of the MyQueue object.
考题
单选题You are developing an application that runs by using the credentials of the end user. Only users who are members of the Administrator group get permission to run the application. You write the following security code to protect sensitive data within the application.bool isAdmin=false； WindowsBuiltInRole role=WindowsBuiltInRole.Administrator； ...... if（!isAdmin） throw new Exception（"User not permitted"）； You need to add a code segment to this security code to ensure that the application throws an exception if a user is not a member of the Administrator group. Which code segment should you use？（）A
AB
BC
CD
D
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单选题You work as an application developer at Certkiller .com. You are developing an application that makes use of a Queue class object named MyQueue. This Queue class object will be used to store messages sent by the user during application run time.You would like to access the message at the beginning of the queue， prior to processing the user messages， without removing it. What should you do？（）A
Use the Enqueue method of the MyQueue object.B
Use the Contains method of the MyQueue object.C
Use the Dequeue method of the MyQueue object.D
Use the Peek method of the MyQueue object.
考题
单选题You are developing a Windows Presentation Foundation (WPF) application. You are implementing a test strategy for the application. You need to ensure that the test class can repeat user input. From which base class should the test class inherit?（）A
AutomationElementIdentifierB
AutomationPeerC
KeyboardD
UICues
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单选题You use two user accounts for your computer： standard user and administrator. You log on to your computer as standard user but are unable to make advanced configuration changes. You need to make advanced configuration changes while you are logged on as a standard user. What should you do？ （）A
Enable the User Account Control： Only elevate executables that are signed and validated option.B
Disable the User Account Control： Only elevate executables that are signed and validated option.C
Configure the User Account Control： Behavior of the elevation prompt for standard users setting to the Prompt for credentials option.D
Configure the User Account Control： Behavior of the elevation prompt for administrators in Admin Approval Mode setting to the Prompt for consent option.
考题
单选题You are developing the Payroll application that contains the SALARY and COMMISSION forms. When a user invoked the COMMISSION form from the SALARY form, the SAL value should be passed to the COMMISSION form. In which data form and at what time should you define the parameter to accept the value?（）A
SALARY form at runtime. B
SALARY form at design time. C
COMMISSION form at runtime. D
COMMISSION form at design time.
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