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9A0-182 Flex 4.5 ACE Exam

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Single choice13

Multiple choice2

Adobe · 9A0-182

Free 9A0-182 Exam Dumps Preview

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Question 1

Multiple choice

Which two choices will allow you to apply a skin to a component at compile time? (Choose two.)

A
Use the setStyle method in a Script block
B
Use the skin attribute in the MXML used to instantiate the component
C
Use the skinClass attribute in the MXML used to instantiate the component
D
Use the skin property in the CSS attached to the application
E
Use the skinClass style in the CSS attached to the application

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Correct answersC, E

Question 2

Single choice

You have created the class MyComponent in the components package. Given the following code:

<?xml version="1.0" encoding="utf-8"?>
<s:Group xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
xmlns:comp="components.*">

</s:Group>

Which is a correct way to instantiate the MyComponent class using MXML?

A
<s:MyComponent />
B
<comp:MyComponent />
C
<components:MyComponent />
D
<s:Component class="components.MyComponent" />

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Correct answerB

Question 3

Single choice

Which method of the FileReference class opens the operating system file explorer dialog?

A
browse()
B
upload()
C
explore()
D
open()

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Correct answerA

Question 4

Single choice

Which approach allows you to specify a layout for a Spark container?

A
Each Spark container class defines a specific layout, so you must choose the Spark container corresponding to the layout you desire
B
You must specify a CSS layout style corresponding to the id of the Spark container
C
You must specify a value of "absolute", "horizontal" or "vertical" within the layout attribute of the Spark container
D
You must specify one of the Spark layout classes within the layout attribute of the Spark container

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Correct answerD

Question 5

Single choice

What is the effect of the following code snippet:

<s:TextInput id="tf1" text="@{tf2.text}"/>
<s:TextInput id="tf2"/>

A
The text property of tf1 is bound to the text property of tf2
B
The text property of tf1 is conditionally bound to the text property of tf2
C
The text property of each field is bound to the text property of the other field
D
This code is invalid and will generate a compiler error

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Correct answerC

Question 6

Single choice

You are creating a custom component that extends the SkinnableContainer class. You want to require that the skin of your component use a Spark Button in the layout.

What should you do?

A
Declare and style the button inside your class file, not in the skin
B
Define a SkinnableComponent that extends the Button class
C
Define SkinPart metadata to make a Button required
D
There is NO way to require a button in a SkinnableContainer skin

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Correct answerC

Question 7

Single choice

Which properly defines an ItemRenderer for a Spark DataGrid column?

A
<s:GridColumn headerText="Name and
Title"><s:itemRenderer><fx:Component><s:GridItemRenderer><s:VGroup><s:Label
text="{data.lastName}, {data.firstName}"/><s:Label
text="{data.title}"/></s:VGroup></s:GridItemRenderer></fx:Component></s:itemRenderer></s:Grid
Column>
B
<s:GridColumn headerText="Name and Title"><s:GridItemRenderer><s:VGroup><s:Label
text="{data.lastName}, {data.firstName}"/><s:Label
text="{data.title}"/></s:VGroup></s:GridItemRenderer></s:GridColumn>
C
<s:GridColumn headerText="Name and
Title"><s:itemRenderer><fx:Component><s:GridItemRenderer><s:Label text="{data.lastName},
{data.firstName}"/><s:Label
text="{data.title}"/></s:GridItemRenderer></fx:Component></s:itemRenderer></s:GridColumn>
D
<s:GridColumn headerText="Name and
Title"><s:itemRenderer><fx:Component><s:VGroup><s:Label text="{data.lastName},
{data.firstName}"/><s:Label
text="{data.title}"/></s:VGroup></s:GridItemRenderer></s:itemRenderer></s:GridColumn>

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Correct answerA

Question 8

Single choice

You want to create a drop shadow on the Spark label myLabel.

Which syntax is correct?

A
<fx:Script> myLabel.setStyle(dropShadow, "true"); </fx:Script> <s:label id="myLabel"/>
B
<s:Label id="myLabel" dropShadowEnabled="true"/>
C
<s:Label id="myLabel" dropShadow="enabled"/>
D
<s:Label id="myLabel" filters="{[new DropShadowFilter(10, 45)]}"/>

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Correct answerD

Question 9

Single choice

Which code correctly defines the constructor for the Circle class?

package
{
import flash.display.Sprite;

public class Circle extends Sprite
{
!...Code Here...!
{
super();
}
}
}

A
private function Circle()
B
public function Circle()
C
public function Circle():void
D
public Circle()

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Correct answerB

Question 10

Single choice

Which statement comparing Spark and MX layouts are true?

A
Spark layouts use layout classes, while MX layouts do not
B
Spark and MX share the same layout attribute values
C
Spark layouts do NOT support absolute positioning, unlike MX layouts
D
Spark components do NOT have default layouts, so a layout must be specified

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Correct answerA

Question 11

Single choice

You are defining 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

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Correct answerC

Question 12

Single choice

Which property of the SQLStatement class contains the actual SQL statement to be executed?

A
text
B
sql
C
statement
D
data

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Correct answerA

Question 13

Single choice

Which property of the NumericStepper gives you access to the number that is displayed?

A
text
B
value
C
index
D
number

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Correct answerB

Question 14

Multiple choice

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

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Correct answersA, B

Question 15

Single choice

Given the following code:

<fx:Binding source="message" destination="input.text" twoWay="true" /> <fx:Script>
<![CDATA[
[Bindable]
private var message:String = "Hello User";
]]>
</fx:Script>
<s:TextInput id="input" text="Goodbye User" />

What will be displayed in the text input control when the application first loads?

A
Hello User
B
the empty string (nothing is displayed)
C
Goodbye User
D
message

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Correct answerC

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Flex 4.5 ACE Exam

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