COSC Exam 4
AWT stands for
abstract window toolkit
A ____________ is used to respond to a click event.
action listener
An ____________ is used to respond to a click event.
action listener
Inheritance does not inherit what from the parent class?
constructors
Inheritance means the derived class inherits what from the parent class?
data and methods
The 3 characteristics of an OOP language are
encapsulation, inheritance and polymorphism
______ means that the program must execute operations or processes in response to events.
event driven
T/F A derived class has access to all method and data in the parent class.
false
T/F The access specifier private limits access to within the package.
false
T/F ActionListener is an event.
false, interface
T/F A class can only contain one constructor.
false, must be overloaded
T/F Only one class can be defined in a file.
false, only one public class
GUI stands for
graphic user interface
Font is defined in package _____.
java.awt
ActionListener is defined in package _____.
java.awt.event
In Java, _____ are used to respond to events.
listeners
T/F A class must be defined before you can create the associated object.
true
T/F A derived class can override a method in the parent class.
true
T/F A static method is a class method.
true
T/F A super class is the same as a parent class.
true
T/F In a derived class, the keyword super gives you access to the base class.
true
T/F JFrame is a top-level window.
true
T/F JMenuBar is a GUI component that enables the use of menus in a JFrame.
true
T/F The access specifier private limits access to within the class.
true
T/F The constructor has the same name as the class.
true
T/F The default constructor has no parameters.
true
T/F The paint method in a JFrame can be overridden.
true
T/F The method setBounds is used to set the size of a JFrame.
true, setBounds and setVisible are important
T/F Swing is the preferred Java class library for doing GUI programming.
true, swing and awt
