QUESTION 60 A JavaFX Font is defined by its name, weight, posture, and size. Tru

Question

QUESTION 60

A JavaFX Font is defined by its name, weight, posture, and size.

True

False

1 points   

QUESTION 61

You may create specific instances of an abstract class.

True

False

1 points   

QUESTION 62

When a property is bound, if a value in the source object changes, the target property is changed automatically.

True

False

1 points   

QUESTION 63

You can only have one Stage on which to place Scene objects.

True

False

1 points   

QUESTION 64

An abstract class must have at least one abstract method.

True

False

1 points   

QUESTION 65

Using JavaFX, to display multiple lines of editable text in a field, use a(n) __________ object.

Label

TextBox

TextField using a

TextArea

2 points   

QUESTION 66

You cannot have a Group of nodes which is not part of any Scene.

True

False

1 points   

QUESTION 67

Assume that Currency is an abstract class. Which of the following is valid?

Currency[] money = new Currency[10];

Currency dollars = new Currency();

Both are valid

Neither is valid

2 points   

QUESTION 68

Java does not allow multiple inheritance for interfaces.

True

False

1 points   

QUESTION 69

Only one node in a Scene has no parent, and this is the root node.

True

False

Label

TextBox

TextField using a

TextArea

Explanation / Answer

60. A JavaFX Font is defined by its name, weight, posture, and size.

Ans: True Times, arial are the examples

61. You may create specific instances of an abstract class.

Ans: False

62. When a property is bound, if a value in the source object changes, the target property is changed automatically.

Ans: True

63. You can only have one Stage on which to place Scene objects.

Ans: True A stage can only have one sense at a time.

64. An abstract class must have at least one abstract method.

Ans: False it may or may not include abstract methods

65. Using JavaFX, to display multiple lines of editable text in a field, use a(n) __________ object.

Ans: c.

TextField using a

66. You cannot have a Group of nodes which is not part of any Scene.

Ans: False

67. c. both of them

68. Java does not allow multiple inheritance for interfaces.

Ans: False

69. Only one node in a Scene has no parent, and this is the root node.

Ans: True

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