Sunday 30 August 2015

Most Recently Asked Adobe Flex Online Quiz Questions & Answers

21. Which two classes can be extended to create a skin? (Choose two.)
A. ComponentSkin
B. Skin
C. SkinSpark
D. SkinClass
E. SparkSkin
Answer: B,E

22. Which MXML attribute specifies the visual implementation that a Spark component will display?
A. skin
B. skinClass
C. layout
D. displayClass
Answer: B

23. You have created a SparkSkin class for a Button component called ButtonSkin in the skins package. Which MXML statement correctly applies this skin class to a Spark Button?
A. <s:Button skinClass=”ButtonSkin” />
B. <s:Button styleName="ButtonSkin" />
C. <s:Button skinClass=”skins.ButtonSkin”/>
D. <s:Button class=”skins.ButtonSkin” />
Answer: C

24. You want to animate the x, y, and alpha properties of an object in your application. Which Spark Effect class can handle animating multiple properties?
A. Animate
B. AnimateProperty
C. AnimateFilter
D. AddAction
Answer: A

25. Which declaration properly sets the x property in a state named detail?
A. detail.x="0"
B. detail:x="0"
C. x:detail="0"
D. x.detail="0"
Answer: D

26. Which two approaches could be used to show a component only within a specified Spark view state? (Choose two)
A. Set the includeIn attribute on that component's MXML declaration and specify the name of the state
B. Set the excludeFrom attribute on that component's MXML declaration and specify the names of all other states
C. Use the AddChild class within the State's MXML declaration, and specify the component declaration within AddChild
D. Set the state attribute on that component's MXML declaration and specify the value of the state
E. Set the includeIn attribute within the root element of the component
Answer: A,B

27. What must you do extend Event class?
A. invoke the superclass constructor within your custom constructor
B. define an Event metadata keyword within your custom Event class
C. override the clone() method of the parent class
D. define an object to contain all contain all custom properties passed to the event
Answer: A

28. You aredefining a User class with username and password properties to encapsulate data. Which design pattern is being utilized?
A. Observer
B. Factory
C. ValueObject
D. Mediator
Answer: C

29. You have a created a custom component called MyComp.Which two statements could be used to create an instanceof MyComp? (Choosetwo)
A. <comps: MyComp />
B. <component>MyComp</component>
C. var comp:M/Comp = new MyComp();
D. var comp MyComp = new DisplayObject();
E. var comp:MyComp = createClass("MyComp");
Answer: A,C

30. You want to play a transition effect whenever you press the enter key. Which of thefollowing
triggers will you use?
A. focuslnEffect
B. hideEffect
C. creationComplete Effect
D. moveEffect
Answer: A

31. Which of the following containers is used to arrange its children in a single vertical stack,or column?
A. ViewStack
B. VBox
C. TabNavigator
D. Accordion
Answer: B

32. Which of the following metadata tags is used to define the allowed data type of eachelement of an array?
A. [Bindable]
B. [DefaultProperty]
C. [Deprecated]
D. [ArrayElementType]
Answer: D

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