Review

Review

The following questions are intended to reinforce key information presented in this chapter. If you are unable to answer a question, review the appropriate lesson and then try the question again. Answers to the questions can be found in the appendix.

1. Write a directive to cache responses for a Web form for 30 seconds, storing different cache responses based on the value of the lstNames control.

2. A Web form uses fragment caching to store a frequently used user control. At run time, an Object not found error occurs whenever the page is refreshed. What is a likely cause of the error?

3. How can you detect when application data is about to be removed from the cache?

4. Which ASP.NET performance counter is the best indicator of inefficient caching?