Which of the following statements is false?

In the RGBA color system every color is represented by its red, green and blue color values, each ranging from $0$ to $255,$ where $0$ denotes no color and $255$ full color.

JavaFX makes extensive use of properties. A property is defined by creating set and get methods with specific naming conventions.

public void setHour$($int hour$)$

public int getHour$()$

define a read$/$write property named hour. Such methods manipulate a corresponding private instance variable that must have the same name as the property.

The alpha value $($A of RGBA$)-$which ranges from $0\mathrm{.}0$ to $1\mathrm{.}0-$represents a color's opacity, with $0\mathrm{.}0$ being completely transparent and $1\mathrm{.}0$ completely opaque. In general, the pair of methods that define a read$/$write property have the form: public void setPropertyName$($Type propertyName$)$

public Type getPropertyName$()$