11. In JavaFX, in order to organize components in a grid, we use the __________ class.

GridPane

Grid

BorderPane

HBox

12. In JavaFX, which of the following is correct regarding Label versus ComboBox?

We cannot instantiate an object of ComboBox.

The user cannot interact with Label.

The user can use both Label and ComboBox to interact with components.

None of these is correct.

13. The following organization, in terms of which class inherits from which class, is correct: The Control class inherits from the Region class, which inherits from Parent class, which inherits from Node class, which inherits directly from Object.

True

False

14. The method getText of the TextField class (inherited from TextInputControl) returns a String.

True

False

15. The Model-View-Controller architecture for writing GUI applications can be placed in the same or in different files.

True

False

16. The top-level structure in a JavaFX application is the stage, which corresponds to a window. A stage can have one or more nodes, which are top level containers for scenes that make up the window contents.

True

False

17. We want to provide the user with a choice of continuous values between 20 and 50. What JavaFX component could we use?

Label

Slider

RadioButton

CheckBox

18. When a PieChart is bound to an ObservableList, if the data in the latter changes, the PieChart is automatically redrawn.

True

False

19. Which of the following is true about a radio button?

Clicking on any button deselects previously selected buttons.

It allows the user to check all that apply.

A user can select no more than two options.

None of these is correct.

20. Which of the following types of animation does JavaFX not support?

Rotate

Translate

Scatter

Fade