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1.You have an ASP NET Web application.
The Web application displays frequently changing data as application usage increases more quenes are issued and the database response time increases.
You need to design a strategy for improving database query response time.
Which approach should you recommend?

A. Use the application cache
B. Use SQL Server replication
C. Use network load balancing
D. Use multiple active result sets

Answer:B

2.You are designing an ASP NET Web Forms application
The application supports thousands ofconcurrent users.
A Web form in the application enables users to send personalized e-mail messages to thousands of recipients.
You need to design the application to optimize performance.
Which approach should you recommend?

A. Use a separate process from the OnClick method of the form.
B. Use a BackgroundWorker class from the OnClick method of the form
C. Use the classes in the System.Web.Mail namespace from the OnClick method of the form
D. Use the classes in the System.Net.MaiI namespace from the OnClick method of the form

Answer:A

3.You have a Web application that has been migrated from ASP.NET 3.5 to ASP.NET 4. While testing the migrated Web application, developers notice that the non-input Web controls with the property Enabled=”false” are rendenng as enabled.
You need to ensure that the controls in the migrated Web application render correctly, and that other Web applications hosted on the same Web server are not affected by the solution.
Which approach should you recommend

A. Use the controls element of the pages section of the machine” config file
B. Use the controls element of the pages section of the migrated application’s web config file
C. Use the control Rendering Compatibility Version element of the pages section of the machine config file
D. Use the control Rendenng Compatibility Version element of the pages section of the migrated application’s web config file

Answer:D

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QUESTION 1
You are developing a Windows Presentation Foundation (WPF) application.
You need to recommend a testing strategy that will identify the following for the application:
Bottlenecks and their causes
Baseline for future regression testing
Response time
CPU utilization
Behavior under various workload patterns
Which testing strategy should you recommend?

A. Load testing
B. Stress testing
C. Capacity testing
D. Performance testing

Answer: D

QUESTION 2
You are desiging a complex, critical Windows desktop application.
You plan to implement a logging strategy for the application.
You need to record all unexpected errors that occur in the application.
What should you do?

A. Subscribe to the unhandled exception event handler for the AppDomain object
Record relevant application-specific information to an external log
B. Subscribe to the unhandled exception event handler for the applications dispatcher on the main
application thread
C. Record relevant application-specific information to an external log.
Create a generic catch (Exception e) block in the Main method of the application
D. Record relevant application-specific information to a log in the Main method.
Create a global win 32 unhandled exception filter.

Answer: D

QUESTION 3
You are developing a Windows Presentation Foundation (WPF) application.
You plan to create 2 application domains named AppDom1 and AppDom2.
AppDom1 will be hosted by a Shell host.
AppDom2 will be hosted by a custom-designed host.
AppDom2 will access unmanaged API’s.
AppDom2 contains user-defined custom exceptions.
You need to ensure that exceptions thrown in AppDom2 can be handled by AppDom1
What should you do?

A. Add a DispatcherUnhandledException event handler to AppDom1
B. Add the assembly that defines the user-defined custom exception class to the application base for
AppDom1
C. Derive the user-defined custom exception class from the System Application Exception class
D. Use a strong name for the assembly to contain the user-defined custom exception class

Answer: B

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If you want to through the IT certification exam to make a stronger position in today’s competitive IT industry, then you need the strong expertise knowledge and the accumulated efforts. And pass the exam is not easy. Perhaps through the exam you can promote yourself to the IT industry. But it is not necessary to spend a lot of time and effort to learn the expertise. You can choose cert24.com’s IT exam training materials. This is training product that specifically made for IT exam. With it you can pass the difficult exam effortlessly.