Question 1

Event listeners must:

Accepted Answer

A)  implement an interface 
B)  be included in private inner classes 
C)  not receive any arguments 
D)  exit the application once it has handled the event 
A)  implement an interface 
B)  be included in private inner classes 
C)  not receive any arguments 
D)  exit the application once it has handled the event

Question 2

JFC stands for:

Accepted Answer

A)  Java Fundamental Classes 
B)  Java Foundation Classes 
C)  Java Fundamental Core 
D)  Java Frame Class 
A)  Java Fundamental Classes 
B)  Java Foundation Classes 
C)  Java Fundamental Core 
D)  Java Frame Class

Question 3

The FlowLayout manager does not allow the programmer to align components.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following is NOT a rule for the FlowLayout manager?

Accepted Answer

A)  Multiple components can be added to a container that uses a FlowLayout manager. 
B)  New components will be added in a row from left to right. 
C)  When there is no more room in a row, additional components are put on the next row. 
D)  All of these are rules for the FlowLayout manager. 
A)  Multiple components can be added to a container that uses a FlowLayout manager. 
B)  New components will be added in a row from left to right. 
C)  When there is no more room in a row, additional components are put on the next row. 
D)  All of these are rules for the FlowLayout manager.

Question 5

Assume that radio references a JRadioButton object. To click the radio button in code, use the following statement:

Accepted Answer

A)  radio.Click(); 
B)  Click(radio); 
C)  Click(radio, true); 
D)  radio.doClick(); 
A)  radio.Click(); 
B)  Click(radio); 
C)  Click(radio, true); 
D)  radio.doClick();

Question 6

If button1 is a JButton object, which of the following statements will make its background blue?

Accepted Answer

A)  button1.makeBackground(BLU
E) ; 
B)  button1.setBackground(Color.BLU
E) ; 
C)  button1.makeBackground(Color.BLU
E) ; 
D)  button1.set.Background(BLU
E) ; 
A)  button1.makeBackground(BLU
E) ; 
B)  button1.setBackground(Color.BLU
E) ; 
C)  button1.makeBackground(Color.BLU
E) ; 
D)  button1.set.Background(BLU
E) ;

Question 7

Which one of the following GUI components is considered to be a container?

Accepted Answer

A)  Frame 
B)  Label 
C)  Slider 
D)  Button 
A)  Frame 
B)  Label 
C)  Slider 
D)  Button

Question 8

When a component is added to a region in the BorderLayout manager:

Accepted Answer

A)  the component retains its original size 
B)  it results in a compile time error, if it is too large 
C)  the component is stretched so it fills up the entire region 
D)  the region is resized to fit the component 
A)  the component retains its original size 
B)  it results in a compile time error, if it is too large 
C)  the component is stretched so it fills up the entire region 
D)  the region is resized to fit the component

Question 9

This layout manager arranges components in rows.

Accepted Answer

A)  GridLayout 
B)  BorderLayout 
C)  FlowLayout 
D)  RegionLayout 
A)  GridLayout 
B)  BorderLayout 
C)  FlowLayout 
D)  RegionLayout

Question 10

Which of the following statements is NOT true?

Accepted Answer

A)  Radio buttons are round and check boxes are square. 
B)  Radio buttons are often grouped together and are mutually exclusive; Check boxes are not. 
C)  Radio buttons implement ActionListener; Check boxes implement ItemListener. 
D)  All of these are true. 
A)  Radio buttons are round and check boxes are square. 
B)  Radio buttons are often grouped together and are mutually exclusive; Check boxes are not. 
C)  Radio buttons implement ActionListener; Check boxes implement ItemListener. 
D)  All of these are true.

Question 11

This is a graphic image that is displayed while an application loads into memory and starts up.

Accepted Answer

A)  The Java 8 trademark screen 
B)  Memory usage screen 
C)  Blue screen of death 
D)  Splash screen 
A)  The Java 8 trademark screen 
B)  Memory usage screen 
C)  Blue screen of death 
D)  Splash screen

Question 12

Assume that the variable checkbox references a JCheckBox object. To determine whether the check box has been selected, use the following code:

Accepted Answer

A)  if (isSelected(checkBox)) {/*code to execute, if selected*/} 
B)  if (checkBox.isSelected()) {/*code to execute, if selected*/} 
C)  if (checkBox) {/*code to execute, if selected*/} 
D)  if (checkBox.doClick()) {/*code to execute, if selected*/} 
A)  if (isSelected(checkBox)) {/*code to execute, if selected*/} 
B)  if (checkBox.isSelected()) {/*code to execute, if selected*/} 
C)  if (checkBox) {/*code to execute, if selected*/} 
D)  if (checkBox.doClick()) {/*code to execute, if selected*/}

Question 13

The System.exit method will end the application.

Accepted Answer

A) True 
 B)False

Question 14

This is a basic window that has a border around it, a title bar, and a set of buttons for minimizing, maximizing, and closing the window.

Accepted Answer

A)  Pane 
B)  Container 
C)  Frame 
D)  Dialog box 
A)  Pane 
B)  Container 
C)  Frame 
D)  Dialog box

Question 15

AWT components are commonly called ________ components because they are coupled with their underlying peer classes.

Accepted Answer

A)  lightweight 
B)  featherweight 
C)  middleweight 
D)  heavyweight 
A)  lightweight 
B)  featherweight 
C)  middleweight 
D)  heavyweight

Question 16

Some of the common GUI components are buttons, labels, text fields, check boxes, and radio buttons.

Accepted Answer

A) True 
 B)False

Question 17

What does the following statement do?
AddButton.addActionListener(new AddButtonListener());

Accepted Answer

A)  Creates an AddButtonListener object 
B)  Registers the addButton object as an ActionListener with the AddButtonListener object 
C)  Creates an AddButtonListener object and registers the AddButtonListener object with the addButton 
D)  Nothing, the statement is invalid. 
A)  Creates an AddButtonListener object 
B)  Registers the addButton object as an ActionListener with the AddButtonListener object 
C)  Creates an AddButtonListener object and registers the AddButtonListener object with the addButton 
D)  Nothing, the statement is invalid.

Question 18

The ActionEvent argument that is passed to an action listener's actionPerformed method is the event object that was generated in response to an event.

Accepted Answer

A) True 
 B)False

Question 19

The GridLayout manager limits each cell to only one component. To put two or more components in a cell, do this:

Accepted Answer

A)  Resize the cells so they can hold more 
B)  You can nest panels inside the cells, and add other components to the panels 
C)  The statement is False. The GridLayout manager does not have this restriction 
D)  Resize the components to fit in the cell 
A)  Resize the cells so they can hold more 
B)  You can nest panels inside the cells, and add other components to the panels 
C)  The statement is False. The GridLayout manager does not have this restriction 
D)  Resize the components to fit in the cell

Question 20

When this is the argument passed to the JFrame class's setDefaultCloseOperation() method, the application is hidden, but not closed.

Accepted Answer

A)  HIDE_ON_CLOSE 
B)  JFrame. HIDE_ON_CLOSE 
C)  JFrame.EXIT_ON_CLOSE 
D)  JFrame.HIDE_NOT_CLOSE 
A)  HIDE_ON_CLOSE 
B)  JFrame. HIDE_ON_CLOSE 
C)  JFrame.EXIT_ON_CLOSE 
D)  JFrame.HIDE_NOT_CLOSE

Event listeners must:

JFC stands for:

The FlowLayout manager does not allow the programmer to align components.

Which of the following is NOT a rule for the FlowLayout manager?

Assume that radio references a JRadioButton object. To click the radio button in code, use the following statement:

If button1 is a JButton object, which of the following statements will make its background blue?

Which one of the following GUI components is considered to be a container?

When a component is added to a region in the BorderLayout manager:

This layout manager arranges components in rows.

Which of the following statements is NOT true?

This is a graphic image that is displayed while an application loads into memory and starts up.

Assume that the variable checkbox references a JCheckBox object. To determine whether the check box has been selected, use the following code:

The System.exit method will end the application.

This is a basic window that has a border around it, a title bar, and a set of buttons for minimizing, maximizing, and closing the window.

AWT components are commonly called ________ components because they are coupled with their underlying peer classes.

Some of the common GUI components are buttons, labels, text fields, check boxes, and radio buttons.

What does the following statement do? AddButton.addActionListener(new AddButtonListener());

The ActionEvent argument that is passed to an action listener's actionPerformed method is the event object that was generated in response to an event.

The GridLayout manager limits each cell to only one component. To put two or more components in a cell, do this:

When this is the argument passed to the JFrame class's setDefaultCloseOperation() method, the application is hidden, but not closed.

Introduction to Computers and Java

Java Fundamentals

Decision Structures

Loops and Files

Methods

A First Look at Classes

Arrays and the Arraylist Class

A Second Look at Classes and Objects

Text Processing and More About Wrapper Classes

Inheritance

Exceptions and Advanced File IO

Advanced GUI Applications

Applets and More

Creating GUI Applications With Javafx and Scene Builder

Recursion

Databases

Filters

Exam 12: A First Look at GUI Applications

Event listeners must:

JFC stands for:

The FlowLayout manager does not allow the programmer to align components.

Which of the following is NOT a rule for the FlowLayout manager?

Assume that radio references a JRadioButton object. To click the radio button in code, use the following statement:

If button1 is a JButton object, which of the following statements will make its background blue?

Which one of the following GUI components is considered to be a container?

When a component is added to a region in the BorderLayout manager:

This layout manager arranges components in rows.

Which of the following statements is NOT true?

This is a graphic image that is displayed while an application loads into memory and starts up.

Assume that the variable checkbox references a JCheckBox object. To determine whether the check box has been selected, use the following code:

The System.exit method will end the application.

This is a basic window that has a border around it, a title bar, and a set of buttons for minimizing, maximizing, and closing the window.

AWT components are commonly called ________ components because they are coupled with their underlying peer classes.

Some of the common GUI components are buttons, labels, text fields, check boxes, and radio buttons.

What does the following statement do? AddButton.addActionListener(new AddButtonListener());

The ActionEvent argument that is passed to an action listener's actionPerformed method is the event object that was generated in response to an event.

The GridLayout manager limits each cell to only one component. To put two or more components in a cell, do this:

When this is the argument passed to the JFrame class's setDefaultCloseOperation() method, the application is hidden, but not closed.

Introduction to Computers and Java

Java Fundamentals

Decision Structures

Loops and Files

Methods

A First Look at Classes

Arrays and the Arraylist Class

A Second Look at Classes and Objects

Text Processing and More About Wrapper Classes

Inheritance

Exceptions and Advanced File IO

Advanced GUI Applications

Applets and More

Creating GUI Applications With Javafx and Scene Builder

Recursion

Databases

Filters