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1. Which statement best describes the Model-View-Controller design pattern?
A. It does NOT promote code reuse
B. Alternative user interfaces are difficult to add
C. It combines the code responding to user input with the code rendering the interface
D. It promotes maintainability by providing separation of concerns within code
Answer: D

2. Which development task would most likely be part of building loosely coupled MXML components?
A. invoking the dispatchEvent() method
B. assigning a reference to the owner property
C. extending the flash.events.Dispatcher class
D. implementing the IFlexDisplayObject interface
Answer: A

3. Which software design pattern reduces method call volume by encapsulating multiple data attributes in a single object?
A. Factory
B. Singleton
C. Assembler
D. Transfer Object
E. Data Access Object
Answer: D

4. Which statement about the dispatchEvent() method is true?
A. It  automatically dispatches an event object.
B. It can only be used with the Application class.
C. It can be used for both custom and other events.
D. It returns the type property value of the event object.
Answer: C

5. Click the Exhibit button. Which ActionScript class definition represents the UML class diagram?
 
A. class Employee {
private var empName:String;
public function CalcSalary():int {
...
}
B. class Employee {
public var empName:String;
private function CalcSalary():int {
...
}
C. class Employee {
private var empName:String;
protected function CalcSalary():int {
...
}
D. class Employee {
public var empName:String;
protected function CalcSalary():int {
...
}
Answer: A

6. Which statement best defines event bubbling?
A. Event bubbling is NOT supported in ActionScript 3.0
B. The event flows from the top of the display list hierarchy to the node just before the target node
C. The event flows from the node subsequent to the target node back up the display list heirarchy
D. The event flows from the top of the display list heirarchy to the target node
Answer: C