Flex Interview Question's

I have seen people struggling cracking Flex Interview just because they don't know what to prepare.
Being consultant i have been giving interview's to crack consulting assignments.

Here are some interview questions which i have listed down which a flex developer should know practically as well as conceptually

1. Component Life Cycle

     Reference : http://livedocs.adobe.com/flex/3/html/help.html?content=ascomponents_advanced_2.html

2. Data Binding in flex :

    Reference : http://www.codeproject.com/Articles/56024/Flex-Data-Binding-Tricks

3. HTTPservice, Webservice , Remoting in flex

4. Itemrender in flex

5. FilterFunction and LabelFunction

6. Anyone framework i.e PureMvc

    Reference : http://puremvc.org

7. Singleton pattern

8. Dependency injection or Inversion of control

9. Difference between Flex 4 and Flex 3

10. Event propagation

      Reference : Flex Live docs

11. Cloning Event in Flex

12. DeepLinking Conceptually

13. Localization [How to implement]
   
      Reference : Flex Live docs

14. OOPS Concept.
   
      Reference : http://www.tutorialspoint.com/java/

15. What is Interface and Abstract Class and their Difference