Java Chapter 13 Review Questions

When a selector name starts with a period in a JavaFX CSS style definition, it means the selector corresponds to:

• specific variable names in the application

• specific types of JavaFX nodes

• values that the user enters

• named constants in the application

Which of these is written in the correct syntax for a CSS style definition?

• {.label: -fx-font-size: 20pt; }

• .label { -fx-font-size=20pt; }

• .label { -fx-font-size: 20pt; }

• {.label; -fx-font-size: 20pt; }

If you want to apply styles to all of the nodes in a scene, use the __________ selector

• .all-nodes

• .stage

• .home

• .root

The __________ CSS property is used to change a control's background color in a JavaFX application

• -fx-color

• -fx-background-color

• -fx-color-background

• -fx-bg-color

When you define a color in CSS, you specify an integer value in the range of __________ for each of the color components (red, green, and blue)

• 0 through 255

• 0 through 1024

• -255 through 255

• 0 through 128

In the hexadecimal color value of #05AAFF, the AA value specifies which color component?

• red

• green

• blue

• magenta

What style definition applies a background color of #0000FF to all Button controls?

• .button { -fx-background-color: #0000FF; }

• .button { -fx-bg-color: #0000FF; }

• .button.all { -fx-background-color: #0000FF; }

• .global { -fx-background-color: #0000FF; }

Adding RadioButton controls to this type of object creates a mutually exclusive relationship between them

• MutualExclude

• RadioGroup

• LogicalGroup

• ToggleGroup

This RadioButton method return true if this control is selected

• selected()

• clicked()

• isSelected()

• isChecked()

The __________ control displays a list of items and allows the user to select one or more items from the list.

• DropList

• ListView

• ViewList

• ItemList