> > Apache Flex MCQs > Basic Apache Flex MCQs

Basic Apache Flex MCQ

1. You would use this syntax to embed asset.png in a StyleSheet:

[Embed(source= "asset.png")

[Embed("asset.png")]

Embed('asset.png')

@Embed("asset.png")

Answer

Correct Answer: Embed('asset.png')

Note: This Question is unanswered, help us to find answer for this one

2. An Apache Flex PMC member CANNOT

Vote for new Apache Flex committers and PMC members

Cast binding votes on an Apache Flex release candidate

Vote -1 (veto) code checked into the Git repository

Veto an Apache Flex release candidate

Create an release candidate

Answer

Correct Answer: Veto an Apache Flex release candidate

Note: This Question is unanswered, help us to find answer for this one

3. What's the minimum version of Flash Player that Apache Flex 4.9.0, 4.9.1 or 4.10.0 supports?

10.1

11.8

10.2

11.1

11.7

Answer

Correct Answer: 10.2

Note: This Question is unanswered, help us to find answer for this one

4. How do you insert a "new line" inside a MXML text property?

/\n

<br>

Answer

Correct Answer:

Note: This Question is unanswered, help us to find answer for this one

5. Which is not a feature added in Apache Flex 4.10.0?

Over 200 bug fixes

Datagrid row and column locking

Advanced telemetry support

ASC 2.0 compiler support

New spark components

Answer

Correct Answer: ASC 2.0 compiler support

Note: This Question is unanswered, help us to find answer for this one

6. Which compiler option do you use to specify static linking?

external-library-path

static-link-path

runtime-shared-library-path

library-path

Answer

Correct Answer: library-path

Note: This Question is unanswered, help us to find answer for this one

7. Where can you use the mx:HTML component to display HTML in a Flex App?

On Adobe AIR TV Applications

On Adobe AIR Mobile Applications

On Adobe AIR Desktop Applications

All of these

Answer

Correct Answer: On Adobe AIR Desktop Applications

Note: This Question is unanswered, help us to find answer for this one

8. True or False? remoting-config.xml has destinations defined for working with web services and http services.

False

True

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

9. Which is true about the following sentence: [Bindable(event="dataChanged")] ?

The Flex compiler automaticaaly creates a propertyChangeEvent

The bindable property will change when an event named dataChanged is dispatched.

The bindable property will be able to be dispatched on a dataChanged event

Answer

Correct Answer: The bindable property will change when an event named dataChanged is dispatched.

Note: This Question is unanswered, help us to find answer for this one

10. If you define three events on a component and set their priority to 1,2 and 3 respectively. Which event will be handled first?

Event with priority 3

Event with priority 2

Event with priority 1

Answer

Correct Answer: Event with priority 3

Note: This Question is unanswered, help us to find answer for this one

11. Where can you set a defaultButton property?

on Containers

on Visual Componets

Answer

Correct Answer: on Containers

Note: This Question is unanswered, help us to find answer for this one

12. How do you set the default state of a visual component?

setting currentState=""

setting currentState="*"

setting currentState="default"

setting currentState="defaultState"

Answer

Correct Answer: setting currentState=""

Note: This Question is unanswered, help us to find answer for this one

13. Which metadata tag Identifies a property that should be omitted from data that is sent to the server when an ActionScript object is mapped to a Java object using [RemoteClass] ?

[ExcludeClass]

[Omit]

[Transient]

[Exclude]

Answer

Correct Answer: [Transient]

Note: This Question is unanswered, help us to find answer for this one

14. Which of the following is not a phase of a drag-and-drop operation?

Dropping

Inititating

Initializing

Dragging

Answer

Correct Answer: Initializing

Note: This Question is unanswered, help us to find answer for this one

15. Which of the following components can be used to access server-side data from a REST web service?

HTTPService

RESTService

RemoteObject

WebService

Answer

Correct Answer: HTTPService

Note: This Question is unanswered, help us to find answer for this one

16. Which of the following words is referred to as future reserved words?

Default

Synchronized

Throw

Continue

Answer

Correct Answer: Synchronized

Note: This Question is unanswered, help us to find answer for this one

17. How do you avoid "Warning: unable to bind property 'x' on class 'x' ?

By marking the class as [Bindable] with getters and setters

By marking the class as [Bindable] with only getters

By marking the class as [Bindable] with private properties

By marking the class as [Bindable] with only setters

Answer

Correct Answer: By marking the class as [Bindable] with getters and setters

Note: This Question is unanswered, help us to find answer for this one

18. Which mobile platforms allow Adobe Air apps?

Android, Blackberry 10, iOS

Android, iOS, Blackberry 7

Android, WindowsPhone, Blackberry Playbook

Android, Blackberry, WindowsPhone

Answer

Correct Answer: Android, Blackberry 10, iOS

Note: This Question is unanswered, help us to find answer for this one

19. Where do you define proxy service destination for working with web services and http services?

in proxy-config.xml

in remoting-config.xml file

in data-management-config.xml file

in messaging-config.xml file

Answer

Correct Answer: in proxy-config.xml

Note: This Question is unanswered, help us to find answer for this one

20. Which is NOT a feature added in Apache Flex 4.11

120dpi and 640dpi mobile skins

MXML to Javascript compilation

Experimental mobile datagrid component

Over 50 bugs fixed

Speed and other improvements to datagrid components

Answer

Correct Answer: MXML to Javascript compilation

Note: This Question is unanswered, help us to find answer for this one

21. True or False? If you embed a graphic, it is loaded into your Flex application at runtime.

True

False

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

22. A labelFunction is:

A function that labels text in a data group

A function that is used to determine the text to be rendered for each item in a list

A function that gives a name to a group of data

A function that is used to assign the text to be associated with each item in a list

Answer

Correct Answer: A function that is used to determine the text to be rendered for each item in a list

Note: This Question is unanswered, help us to find answer for this one

23. Linux support was added in which version of Apache Flex?

4.9.0

4.8

4.10.0

4.9.1

Answer

Correct Answer: 4.10.0

Note: This Question is unanswered, help us to find answer for this one

24. True or False? You can declare constant properties as bindable.

True

False

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

25. Where can't you find the Apache Flex source code

Apache Git repository

Apache Github mirror

Apache Flex release

Google Code

Answer

Correct Answer: Google Code

Note: This Question is unanswered, help us to find answer for this one

26. What does Data Binding enable you to do?

Helps insure stability when refactoring the application

Allows for the end user to manipulate data in real time

Connect components to an underlying data model

Enables the user to create data tables

Answer

Correct Answer: Connect components to an underlying data model

Note: This Question is unanswered, help us to find answer for this one

27. If you want to prevent a button from displaying in a specific view state, which of the button's properties should you use?

includeIn

visible

hideButton

excludeFrom

Answer

Correct Answer: excludeFrom

Note: This Question is unanswered, help us to find answer for this one

28. Where can you get variables that are global to all applications within the same ApplicationDomain?

Globals

NativeApplication.nativeApplication

FlexGlobals

Application.application

Answer

Correct Answer: FlexGlobals

Note: This Question is unanswered, help us to find answer for this one

29. What is the name of the top-level object in the display list?

Group

Screen

Stage

Application

Answer

Correct Answer: Stage

Note: This Question is unanswered, help us to find answer for this one

30. In the Flex global coordinate system, coordinates are relative to the upper left corner of what?

Content

Component

Stage

Container

Answer

Correct Answer: Stage

Note: This Question is unanswered, help us to find answer for this one

31. Where do you define the resource bundles for your application?

Inside <fx:Definitions> tag

Inside <fx:Group> tag

Inside <fx:Metadata> tag

Inside <fx:Scripts> tag

Answer

Correct Answer: Inside <fx:Metadata> tag

Note: This Question is unanswered, help us to find answer for this one

32. What license is Apache Flex released under?

General Public License (GPL)

MIT License

Apache License 2.0

Creative Commons

Adobe Open Source License

Answer

Correct Answer: Apache License 2.0

Note: This Question is unanswered, help us to find answer for this one

33. What is the latest released version of Flex SDK?

4.9.5

4.12.1

4.6

3.5

Answer

Correct Answer: 4.12.1

Note: This Question is unanswered, help us to find answer for this one

34. Sort event phases in order, from first to last

Bubble, Capture, Target

Capture, Bubble, Target

Target, Capture, Bubble

Capture, Target, Bubble

Answer

Correct Answer: Capture, Target, Bubble

Note: This Question is unanswered, help us to find answer for this one

35. Which of the following graphics formats can be use as a Flex Component?

JPEG

FXG

SVG

PNG

Answer

Correct Answer: FXG

Note: This Question is unanswered, help us to find answer for this one

36. If you want to apply a wipe effect and a resize effect in parallel, what should you use to group them together?

Container

Transition

Group

Filter

Answer

Correct Answer: Transition

Note: This Question is unanswered, help us to find answer for this one

37. The phase order of the event flow in flex is:

Bubbling-Capture-Target

Target-Bubbling-Capture

Capture-Target-Bubbling

Target-Capture-Bubbling

Answer

Correct Answer: Capture-Target-Bubbling

Note: This Question is unanswered, help us to find answer for this one

38. True or False? Flex directly supports database operations.

True but only when using AIR

True

False

Answer

Correct Answer: True but only when using AIR

Note: This Question is unanswered, help us to find answer for this one

39. How do you set a style property using a Class Selector style in a flex component

classStyle="classSelector"

style=".classSelector"

style="classSelector"

styleName="classSelector"

Answer

Correct Answer: styleName="classSelector"

Note: This Question is unanswered, help us to find answer for this one

40. If you want users to be able to enter and edit multiline text, which of these Spark controls should you use?

RichText

TextInput

TextArea

Label

Answer

Correct Answer: TextArea

Note: This Question is unanswered, help us to find answer for this one

41. Which application property allows you to specify the XML namespace for a custom component package?

namespace

xmlns

xmlnamespace

xmlspace

Answer

Correct Answer: xmlns

Note: This Question is unanswered, help us to find answer for this one

42. To implement a two way binding of a text property you would use:

text="@{fieldX.text}"

text="@[fieldX.text]"

text="{@filedX.text}"

text="[@fieldX.text]"

Answer

Correct Answer: text="@{fieldX.text}"

Note: This Question is unanswered, help us to find answer for this one

43. To prevent an application to be blocked when working with local database, you must:

open the database in Synchronous mode

open the database in Asynchronous mode

Answer

Correct Answer: open the database in Asynchronous mode

Note: This Question is unanswered, help us to find answer for this one

44. Which method would you use to add a component to an MX container?

addNew()

addElement()

addComponent()

addChild()

Answer

Correct Answer: addChild()

Note: This Question is unanswered, help us to find answer for this one

45. Who has access to Apache Flex code base?

Adobe staff

Apache Flex PMC

Apache staff

Apache Flex committers

Anyone

Answer

Correct Answer: Anyone

Note: This Question is unanswered, help us to find answer for this one

46. What are the three (3) RCP services allowed in flex?

HTTPService, RemoteService, SOAPService

HTTPService, RemoteService, WebService

HTTPService, RemoteObject, WebService

HTTPService, RemoteObject, SOAPService

Answer

Correct Answer: HTTPService, RemoteObject, WebService

Note: This Question is unanswered, help us to find answer for this one

47. If the current view state is not specified when an application loads, what is the default view state?

Name of the first view state defined by the <s:states> tag.

Name of the last view state defined by the <s:states> tag.

View state when the application was last closed.

No default state.

Answer

Correct Answer: Name of the first view state defined by the <s:states> tag.

Note: This Question is unanswered, help us to find answer for this one

48. How do you accomplish data persistence in a Flex client?

Using cookies

Using <fx:Model>

Using <s:Model>

Using shared objects

Answer

Correct Answer: Using shared objects

Note: This Question is unanswered, help us to find answer for this one

49. Which of the following statements would allow you to access the MouseEvent class?

import flash.events.*;

include "allevents.as";

import flash.events.mouse;

import spark.events;

Answer

Correct Answer: import flash.events.*;

Note: This Question is unanswered, help us to find answer for this one

50. Which tag is used to declare non-default, non-visual properties of the current class?

<s:Nonvisual>

<fx:Declarations>

<mx:Declarations>

<fx:Properties>

Answer

Correct Answer: <fx:Declarations>

Note: This Question is unanswered, help us to find answer for this one

51. If the use-network compiler option is set to false, which of the following can the application do?

Access no resources in the local file system or over the network.

Access resources both in the local file system and over the network.

Access resources over the network, but not in the local file system.

Access resources in the local file system, but not over the network.

Answer

Correct Answer: Access resources in the local file system, but not over the network.

Note: This Question is unanswered, help us to find answer for this one

52. Which of the following is the RPC service used to connect to Java objects?

HTTPObjects

HTTPServices

RemoteObjects

WebServices

Answer

Correct Answer: RemoteObjects

Note: This Question is unanswered, help us to find answer for this one

53. If you want a class property to be visible to references in the same class and derived classes, which attribute should you assign it?

public

static

private

protected

Answer

Correct Answer: protected

Note: This Question is unanswered, help us to find answer for this one

54. The third and final phase of Flex event flow is known as what?

listening

bubbling

target

capture

Answer

Correct Answer: bubbling

Note: This Question is unanswered, help us to find answer for this one

55. How do you become an Apache Flex committer?

Add JIRA entries and patches

All of the other answers

Voted in by the Apache Flex PMC

Contribute to discussions on the mailing lists

Contribute to the wiki or web site

Answer

Correct Answer: All of the other answers

Note: This Question is unanswered, help us to find answer for this one

56. Where do you have to place a cross-domain-policy file?

At the root directory of your application

At the libs directory of your application

At the root directory of the server

There's no such thing as cross-domain-policy file

Answer

Correct Answer: At the root directory of the server

Note: This Question is unanswered, help us to find answer for this one

57. True or False? Flex applications allow deep linking.

False

True

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

58. What can you use to pass variables into a .swf application from the HTML wrapper?

FlashVars

HTMLVars

ParamObjs

FlashParams

Answer

Correct Answer: FlashVars

Note: This Question is unanswered, help us to find answer for this one

59. In order to create in inline item render you must place what inside of the <s:itemRender> tag?

<fx:script>

<fx:component>

<s:GridColumn>

Answer

Correct Answer: <fx:component>

Note: This Question is unanswered, help us to find answer for this one

60. An Apache Flex committer CAN

Commit code to the Apache Flex Git repository

Vote in new Apache Flex committers

Vote in new Apache Flex PMC members

Cast binding votes on an Apache Flex release candidate

Answer

Correct Answer: Commit code to the Apache Flex Git repository

Note: This Question is unanswered, help us to find answer for this one

61. All user interface components in Flex extend what class?

Sprite

Bitmap

InteractiveObject

UIComponent

Answer

Correct Answer: UIComponent

Note: This Question is unanswered, help us to find answer for this one

62. What is the mechanism included in AIR to manipulate data from a data base file?

PLSQL

SQLServer

MySQL

SQLLite

Answer

Correct Answer: SQLLite

Note: This Question is unanswered, help us to find answer for this one

63. True or False? MXML is interpreted by browsers in much the same way as HTML.

False

TRUE

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

64. If you want to take a user's text input and redisplay it as a date, which type of component should you use?

validator

collection

formatter

grid

Answer

Correct Answer: formatter

Note: This Question is unanswered, help us to find answer for this one

65. Which of the following is not a Drop Target Event?

dragOver

dragEnter

dragDrop

mouseDown

Answer

Correct Answer: mouseDown

Note: This Question is unanswered, help us to find answer for this one

66. Which Spark class is used to specify absolute positioning for the children of a container?

TileLayout

BasicLayout

VerticalLayout

HorizontalLayout

Answer

Correct Answer: BasicLayout

Note: This Question is unanswered, help us to find answer for this one

67. When you add a new display object with ActionScript, it will not be displayed until you do what?

Add the new object as a child of a container.

Create a custom event to display the object.

Add an event listener for the object.

Load the object into the application.

Answer

Correct Answer: Add the new object as a child of a container.

Note: This Question is unanswered, help us to find answer for this one

68. True or False? You CANNOT load a compiled Flex application (.swf) into another Flex application.

True

False

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

69. The tree of all visible objects in a Flex application is known as what?

Container

Display list

Object

Class

Answer

Correct Answer: Display list

Note: This Question is unanswered, help us to find answer for this one

70. RIAs stands for:

Regular Internet Applications

Rich Internet Applications

Recursive Internal Applications

Rigid Internal Applications

Answer

Correct Answer: Rich Internet Applications

Note: This Question is unanswered, help us to find answer for this one

71. What is a SWC file?

Class library containing components and other assets.

Flex project file.

File used to specify compiler options.

Compiled Flex application.

Answer

Correct Answer: Class library containing components and other assets.

Note: This Question is unanswered, help us to find answer for this one

72. What event is dispatched when a component and its children are fully processed and visible?

initialize

creationComplete

applicationComplete

preinitialize

Answer

Correct Answer: creationComplete

Note: This Question is unanswered, help us to find answer for this one

73. When is it better to use E4X specification?

When working with XML

When working with binary data

When working with HTML responses

When working with JSon objects

Answer

Correct Answer: When working with XML

Note: This Question is unanswered, help us to find answer for this one

74. How do you remove a pop up using PopUpManager?

PopUpManager.removePopUp('popUpComponent')

PopUpManager.destroyPopUp('popUpComponent')

PopUpManager.deletePopUp('popUpComponent')

PopUpManager.closePopUp('popUpComponent')

Answer

Correct Answer: PopUpManager.removePopUp('popUpComponent')

Note: This Question is unanswered, help us to find answer for this one

75. Which of the following containers allow you to position components using x,y, coordinates?

Group

VGroup

HGroup

TileGroup

Answer

Correct Answer: Group

Note: This Question is unanswered, help us to find answer for this one

76. Apache Flex is a top level Apache Software Foundation project?

False

True

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

77. Which tag enables you to enter ActionScript blocks inside an MXML file?

<s:Ascript>

<fx:ActionScript>

<fx:AScript>

<fx:Script>

Answer

Correct Answer: <fx:Script>

Note: This Question is unanswered, help us to find answer for this one

78. Which property should have the same value for all radio buttons in a radio button group?

click

groupName

label

Answer

Correct Answer: groupName

Note: This Question is unanswered, help us to find answer for this one

79. Where do you declare non-visual MXML elements in a flex component or application?

Inside <fx:Scripts> tag

Inside <fx:Group> tag

Inside <fx:Definitions> tag

Inside <fx:Declarations> tag

Answer

Correct Answer: Inside <fx:Declarations> tag

Note: This Question is unanswered, help us to find answer for this one

80. What is the application container for an AIR application?

VGroup

WindowedApplication

Group

Application

Answer

Correct Answer: WindowedApplication

Note: This Question is unanswered, help us to find answer for this one

81. What method is used to register an event handler for a component?

registerEventListener()

beginEventListener()

addEventListener()

startEventListener()

Answer

Correct Answer: addEventListener()

Note: This Question is unanswered, help us to find answer for this one

82. Which is not a container type?

Application

Array

Group

Panel

Answer

Correct Answer: Array

Note: This Question is unanswered, help us to find answer for this one

83. True or False? The Flex pop up component can be modal or no modal.

True

False

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

84. When do you use try..catch..finnaly statements?

On customs classes

On customs events

On error handling

On functions definitions

Answer

Correct Answer: On error handling

Note: This Question is unanswered, help us to find answer for this one

85. What is the file extension of a compiled Flex project?

.css

.flv

.swf

.fla

Answer

Correct Answer: .swf

Note: This Question is unanswered, help us to find answer for this one

86. True or False? Flex is an open source application development framework.

True

False

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

87. True or False? ActionScript is an Object-Oriented Programming (OOP) language.

FALSE

True

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

88. True or False? Display objects created with MXML tags are automatically added to the display list.

True

FALSE

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

89. True of False? You can use regular expressions to validate data.

True

False

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

90. How do you declare an actionscript private variable?

var variableType:variableName

var variableType variableName

private var variableName:variableType

Answer

Correct Answer: private var variableName:variableType

Note: This Question is unanswered, help us to find answer for this one

91. What is the name of the scripting language used with Flex?

NoScript

ActionScript

PHP

JavaScript

Answer

Correct Answer: ActionScript

Note: This Question is unanswered, help us to find answer for this one

92. MVC is a useful Flex development pattern. What does MVC stand for?

Most Valuable Customer

Most VGroup Containers

Modem-Vista-Cairngorm

Model-View-Controller

Answer

Correct Answer: Model-View-Controller

Note: This Question is unanswered, help us to find answer for this one

93. Flex 4 introduced a new skinning and component architecture known as what?

DMX

Flash

Halo

Spark

Answer

Correct Answer: Spark

Note: This Question is unanswered, help us to find answer for this one

94. True or False? You can compile an AIR application as native installers (.exe,.dmg, .deb)

False

True

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

95. Which of the following allows you to refer to the top-level application object from anywhere in the application?

FlexGlobals.topLevelApplication

UIComponent.topLevelApplication

FlexGlobals.parentApplication

UIComponent.parentApplication

Answer

Correct Answer: FlexGlobals.topLevelApplication

Note: This Question is unanswered, help us to find answer for this one

96. Which is an example of two-way binding?

<s:TextInput text="@{someData}"/>

<s:TextInput text="{someData}"/>

<s:TextInput="{someData}"/ >

<s:TextInput="@someData">

Answer

Correct Answer: <s:TextInput text="@{someData}"/>

Note: This Question is unanswered, help us to find answer for this one

97. Which class lets you work directly with the pixels of a Bitmap object?

BitmapEncodingColorSpace

BitmapData

Bitmap

BitmapDataChannel

Answer

Correct Answer: BitmapData

Note: This Question is unanswered, help us to find answer for this one

98. How will you call Java method from Flex?

MessageService

Crossdomain

Above all

RemoteObject

Httpservice

Answer

Correct Answer: RemoteObject

Note: This Question is unanswered, help us to find answer for this one

99. True or False? You can apply skins to components using CSS.

FALSE

True

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

Apache Flex MCQs | Topic-wise

MCQ on Basic Apache Flex

General Apache Flex MCQs

Apache Flex Subjects

More Resources

Apache Flex MCQ

Apache Flex Skill Assessment

Apache Flex PDF

Related MCQs

AppSheet MCQs

ASP.NET MCQs

ASP.NET with SQL Server MCQs

Assembla MCQs

Assembly language MCQs