Question 1

Select all that apply. Which of the following are subclasses of the Animation class and the Transition class?

Accepted Answer

A)   StrokeTransition
B)   TextFillTransition
C)   ReverseTransition
D)   ScaleTransition A, D

Question 2

Select all that apply. Which of the following are key events?

Accepted Answer

A)   when a user rolls a mouse over the monitor
B)   when a user presses a key
C)   when a user presses and releases a key that produces a Unicode character
D)   when a user releases a key B, C, D

Question 3

Which class is used to move a node from one position on the screen to another?

Accepted Answer

A)   AnimationTransition
B)   MoveTransition
C)   RotateTransition
D)   TranslateTransition D

Question 4

Which mouse event occurs when the user presses and releases the mouse button?

Accepted Answer

A)   MOUSE_PRESSED
B)   MOUSE_RELEASED
C)   MOUSE_CLICKED
D)   MOUSE_DRAGGED

Question 5

Which of the following statements draws the string "Love to animate!" starting at coordinates (200, 50)?

Accepted Answer

A)   Text myText = new myText(200, 50, "Love to animate!") ;
B)   Text myText = new Text(50.0, 200.0, "Love to animate!") ;
C)   Text myWords = new Text(200.0, 50.0, "Love to animate!") ;
D)   Text Words = new Words(200, 50, "Love to animate!") ;

Question 6

Which transition class causes a node to become larger or smaller?

Accepted Answer

A)   FillTransition
B)   SizeTransition
C)   ScaleTransition
D)   TranslateTransition

Question 7

Which effect class do you use to increase an image's brightness?

Accepted Answer

A)   Glow
B)   Reflection
C)   ColorAdjust
D)   SepiaTone

Question 8

Which of the following code snippets creates a Line and uses a RotateTransition object to animate it for seven seconds?

Accepted Answer

A)   Line myLine = new Line(25, 50, 100, 50) ;RotateTransition rtrans =New RotateTransition(new Duration(7000) , myLine) ;
B)   Line myLine = new Line(25, 50, 100, 50) ;RotateTransition rtrans =New RotateTransition(new Duration(7) , myLine) ;
C)   Line myLine = new Line(25, 50, 100, 50) ;RotateTransition rtrans =New Duration(7000) , myLine;
D)   Line myLine = new Line(25, 50) ;RotateTransition rtrans =New RotateTransition(new Duration(7000) , Line) ;

Question 9

Given a window that is 640 (width) by 480 (height), which of the following represents the lowest position on the left side?

Accepted Answer

A)   (639, 0) 
B)   (0, 639) 
C)   (0, 479) 
D)   (479, 0)

Question 10

To create a circle, you need to specify only the X and Y coordinates of the center point.

Accepted Answer

A) True 
 B)False

Question 11

What does the following code snippet do? Circle myCircle = new Circle(50, 50, 25);
TranslateTransition rtrans =
New TranslateTransition(new Duration(5000), myCircle);

Accepted Answer

A)   It creates a circle with center point (50, 25) , radius = 50, and duration = 5000 seconds.
B)   It creates a circle with center point (50, 50) , radius = 25, and duration = 5 seconds.
C)   It creates a circle with center point (25, 50) , radius = 25, and duration = 5 seconds.
D)   It creates a circle with center point (50, 25) , radius = 50, and duration = 50 seconds.

Question 12

Select all that apply. Which of the following classes are used to play videos?

Accepted Answer

A)   MediaView
B)   Media
C)   MediaPlayer
D)   VideoPlayer

Question 13

All the transition classes inherit a method named __________ which allows you to specify how the animation begins and ends.

Accepted Answer

A)   setFromTo
B)   setInterpolator
C)   setInterpreter
D)   setStartEnd

Question 14

Select all that apply. Which of the following are transition classes?

Accepted Answer

A)   FadeTransition
B)   StrokeTransition
C)   RotateTransition
D)   RunTransition

Question 15

The following statement will draw the string "Welcome!" starting at the top left corner of the screen.
Text welcomeText = new Text(0, 0, "Welcome!");

Accepted Answer

A) True 
 B)False

Question 16

A polygon, created by the Polygon class is, by default, filled with the color black.

Accepted Answer

A) True 
 B)False

Question 17

Select all that apply. Which of the following will cause a counterclockwise rotation of a RotateTransition object, rtrans?

Accepted Answer

A)   rtrans.setFromAngle(60.0) ;Rtrans.setByAngle(15.0) ;
B)   rtrans.setFromAngle(-60.0) ;Rtrans.setByAngle(15.0) ;
C)   rtrans.setFromAngle(60.0) ;Rtrans.setByAngle(-15.0) ;
D)   rtrans.setAngle(60.0, 15.0) ;

Question 18

Since the Node class's setEffect method only accepts one effect object as an argument, it is impossible to combine effects.

Accepted Answer

A) True 
 B)False

Question 19

The Rotate class creates a rotating animation.

Accepted Answer

A) True 
 B)False

Question 20

The setInterpolator method allows you to specify how a transition begins and ends.

Accepted Answer

A) True 
 B)False

Exam 13: Java-Fx: Graphics, Effects, and Media

Select all that apply. Which of the following are subclasses of the Animation class and the Transition class?

Select all that apply. Which of the following are key events?

Which class is used to move a node from one position on the screen to another?

Which mouse event occurs when the user presses and releases the mouse button?

Which of the following statements draws the string "Love to animate!" starting at coordinates (200, 50) ?

Which transition class causes a node to become larger or smaller?

Which effect class do you use to increase an image's brightness?

Which of the following code snippets creates a Line and uses a RotateTransition object to animate it for seven seconds?

Given a window that is 640 (width) by 480 (height) , which of the following represents the lowest position on the left side?

To create a circle, you need to specify only the X and Y coordinates of the center point.

What does the following code snippet do? Circle myCircle = new Circle(50, 50, 25) ; TranslateTransition rtrans = New TranslateTransition(new Duration(5000) , myCircle) ;

Select all that apply. Which of the following classes are used to play videos?

All the transition classes inherit a method named __________ which allows you to specify how the animation begins and ends.

Select all that apply. Which of the following are transition classes?

The following statement will draw the string "Welcome!" starting at the top left corner of the screen. Text welcomeText = new Text(0, 0, "Welcome!");

A polygon, created by the Polygon class is, by default, filled with the color black.

Select all that apply. Which of the following will cause a counterclockwise rotation of a RotateTransition object, rtrans?

Since the Node class's setEffect method only accepts one effect object as an argument, it is impossible to combine effects.

The Rotate class creates a rotating animation.

The setInterpolator method allows you to specify how a transition begins and ends.