Question 1

A JFrame supports three operations when the user closes the window. Which of the choices below is not one of the three:

Accepted Answer

A)  DISPOSE_ON_CLOSE. 
B)  DO_NOTHING_ON_CLOSE. 
C)  LOWER_ON_CLOSE. 
D)  HIDE_ON_CLOSE. 
A)  DISPOSE_ON_CLOSE. 
B)  DO_NOTHING_ON_CLOSE. 
C)  LOWER_ON_CLOSE. 
D)  HIDE_ON_CLOSE. C

Question 2

JSliders generate what type of event?

Accepted Answer

A)  ActionEvents. 
B)  ChangeEvents. 
C)  WindowEvents. 
D)  MouseEvents. 
A)  ActionEvents. 
B)  ChangeEvents. 
C)  WindowEvents. 
D)  MouseEvents. B

Question 3

Mnemonics can be used with all subclasses of which class?

Accepted Answer

A)  AbstractButton. 
B)  JMenu. 
C)  JMenuItem 
D)  JComponent. 
A)  AbstractButton. 
B)  JMenu. 
C)  JMenuItem 
D)  JComponent. A

Question 4

Which of the following is not a class UIManager method?

Accepted Answer

A)  LookAndFeelInfo(). 
B)  getInstalledLookAndFeels(). 
C)  setLookAndFeel(). 
D)  getLookAndFeel(). 
A)  LookAndFeelInfo(). 
B)  getInstalledLookAndFeels(). 
C)  setLookAndFeel(). 
D)  getLookAndFeel().

Question 5

Which method returns true if the popup trigger event occurred?

Accepted Answer

A)  isTrigger. 
B)  isPopup. 
C)  isPopupTrigger. 
D)  isTriggerEvent. 
A)  isTrigger. 
B)  isPopup. 
C)  isPopupTrigger. 
D)  isTriggerEvent.

Question 6

The GridBagContraints constant RELATIVE means that ________.

Accepted Answer

A)  the component is the last component. 
B)  the component is the next to last component. 
C)  the component should be placed relative to the previous component. 
D)  Both b and c 
A)  the component is the last component. 
B)  the component is the next to last component. 
C)  the component should be placed relative to the previous component. 
D)  Both b and c

Question 7

Which constructor below creates a JInternalFrame that is resizable, closable, maximizable, and minimizable?

Accepted Answer

A)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, true, true); 
B)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, false, true); 
C)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, true, false); 
D)  JInternalFrame frame = new JInternalFrame("Internal Frame", false, false, true, true); 
A)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, true, true); 
B)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, false, true); 
C)  JInternalFrame frame = new JInternalFrame("Internal Frame", true, true, true, false); 
D)  JInternalFrame frame = new JInternalFrame("Internal Frame", false, false, true, true);

Question 8

A JSlider cannot display which of the following:

Accepted Answer

A)  Major tick marks. 
B)  Minor tick marks labels. 
C)  Minor tick marks. 
D)  Snap-to ticks. 
A)  Major tick marks. 
B)  Minor tick marks labels. 
C)  Minor tick marks. 
D)  Snap-to ticks.

Question 9

Which of the following is not a Java AWT portability issue?

Accepted Answer

A)  GUI components that have different looks on different platforms may use different amounts of space. 
B)  GUI components may have different default functionality. 
C)  Different platforms may have different representations of integers. 
D)  All of the above. 
A)  GUI components that have different looks on different platforms may use different amounts of space. 
B)  GUI components may have different default functionality. 
C)  Different platforms may have different representations of integers. 
D)  All of the above.

Question 10

To create a fixed space between all components using BoxLayout, use the method ________.

Accepted Answer

A)  createVerticalStrut() 
B)  createHorizontalStrut() 
C)  createGlue() 
D)  createRigidArea() 
A)  createVerticalStrut() 
B)  createHorizontalStrut() 
C)  createGlue() 
D)  createRigidArea()

Question 11

Which statement below is false?

Accepted Answer

A)  Each JPopupMenu should be associated with its own component. 
B)  Local variables must be declared static to be used in an anonymous inner class declaration. 
C)  The JPopupMenu show method specifies the origin component, and the coordinates at which the JPopupMenu should display on the component. 
D)  None of the above. 
A)  Each JPopupMenu should be associated with its own component. 
B)  Local variables must be declared static to be used in an anonymous inner class declaration. 
C)  The JPopupMenu show method specifies the origin component, and the coordinates at which the JPopupMenu should display on the component. 
D)  None of the above.

Question 12

Which of the following is false?

Accepted Answer

A)  JFrame is a lightweight component. 
B)  JFrame is a subclass of Frame (which is a subclass of Window). 
C)  JFrames have a title bar and a border. 
D)  A JFrame window will look like all other windows displayed on that platform. 
A)  JFrame is a lightweight component. 
B)  JFrame is a subclass of Frame (which is a subclass of Window). 
C)  JFrames have a title bar and a border. 
D)  A JFrame window will look like all other windows displayed on that platform.

Question 13

Which of the following is not one of the seven methods for handling window events?

Accepted Answer

A)  windowClosing. 
B)  windowClosed. 
C)  windowOpening. 
D)  windowOpened. 
A)  windowClosing. 
B)  windowClosed. 
C)  windowOpening. 
D)  windowOpened.

Question 14

What happens if setSize is not called on a window?

Accepted Answer

A)  The window is displayed at its preferred size. 
B)  It is a syntax error. 
C)  The window is not displayed. 
D)  Only the title bar appears. 
A)  The window is displayed at its preferred size. 
B)  It is a syntax error. 
C)  The window is not displayed. 
D)  Only the title bar appears.

Question 15

Arrow keys can manipulate a JSlider object. Which of the following statements does not correctly describe how the arrow keys are used?

Accepted Answer

A)  The left-arrow and right arrow keys decrease or increase (respectively) the thumb of the JSlider by 1. 
B)  The down-arrow and up-arrow keys decrease or increase (respectively) the thumb of the JSlider by 1. 
C)  The PgDn and PgUp keys decrease or increase (respectively) by block increments of one-tenth of the range of values. 
D)  The Home key and End key move the thumb to the maximum or minimum (respectively) value of the JSlider. 
A)  The left-arrow and right arrow keys decrease or increase (respectively) the thumb of the JSlider by 1. 
B)  The down-arrow and up-arrow keys decrease or increase (respectively) the thumb of the JSlider by 1. 
C)  The PgDn and PgUp keys decrease or increase (respectively) by block increments of one-tenth of the range of values. 
D)  The Home key and End key move the thumb to the maximum or minimum (respectively) value of the JSlider.

Question 16

To evenly distribute fixed-size components in a row using BoxLayout, use the method ________.

Accepted Answer

A)  createVerticalStrut() 
B)  createHorizontalStrut() 
C)  createVerticalGlue() 
D)  createHorizontalGlue() 
A)  createVerticalStrut() 
B)  createHorizontalStrut() 
C)  createVerticalGlue() 
D)  createHorizontalGlue()

Question 17

In a multiple-document interface (MDI), a JDesktopPane is the parent window and what class is the child window?

Accepted Answer

A)  JChild. 
B)  JInternalFrame. 
C)  JChildWindow. 
D)  JFrame. 
A)  JChild. 
B)  JInternalFrame. 
C)  JChildWindow. 
D)  JFrame.

Question 18

What GridBagConstraints constants can be used in place of gridx and gridy?

Accepted Answer

A)  RELATIVE and REMAINDER. 
B)  CENTER and BOTH. 
C)  NORTH and SOUTH. 
D)  FILL and NONE. 
A)  RELATIVE and REMAINDER. 
B)  CENTER and BOTH. 
C)  NORTH and SOUTH. 
D)  FILL and NONE.

Question 19

Which of the choices below do not complete the following sentence correctly? A _________ is a ___________.

Accepted Answer

A)  JMenuBar, JComponent. 
B)  JMenuItem, AbstractButton. 
C)  JMenu, JMenuItem. 
D)  JRadioButtonMenuItem, JMenu. 
A)  JMenuBar, JComponent. 
B)  JMenuItem, AbstractButton. 
C)  JMenu, JMenuItem. 
D)  JRadioButtonMenuItem, JMenu.

Question 20

The first argument to method showMessageDialog specifies ________.

Accepted Answer

A)  the title. 
B)  the message. 
C)  the icon. 
D)  the parent window. 
A)  the title. 
B)  the message. 
C)  the icon. 
D)  the parent window.

Exam 30: Swing Gui Components

A JFrame supports three operations when the user closes the window. Which of the choices below is not one of the three:

JSliders generate what type of event?

Mnemonics can be used with all subclasses of which class?

Which of the following is not a class UIManager method?

Which method returns true if the popup trigger event occurred?

The GridBagContraints constant RELATIVE means that ________.

Which constructor below creates a JInternalFrame that is resizable, closable, maximizable, and minimizable?

A JSlider cannot display which of the following:

Which of the following is not a Java AWT portability issue?

To create a fixed space between all components using BoxLayout, use the method ________.

Which statement below is false?

Which of the following is false?

Which of the following is not one of the seven methods for handling window events?

What happens if setSize is not called on a window?

Arrow keys can manipulate a JSlider object. Which of the following statements does not correctly describe how the arrow keys are used?

To evenly distribute fixed-size components in a row using BoxLayout, use the method ________.

In a multiple-document interface (MDI), a JDesktopPane is the parent window and what class is the child window?

What GridBagConstraints constants can be used in place of gridx and gridy?

Which of the choices below do not complete the following sentence correctly? A _________ is a ___________.

The first argument to method showMessageDialog specifies ________.

Introduction to Computers, the Internet and Java

Introduction to Java Applications; Inputoutput and Operators

Introduction to Classes, Objects, Methods and Strings

Control Statements: Assignment, and Operators

Control Statements: Logical Operators

Methods: a Deeper Look

Arrays and Arraylists

Classes and Objects: a Deeper Look

Object-Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism and Interfaces

Exception Handling: a Deeper Look

Javafx Graphical User Interfaces

Javafx Gui

Strings, Characters and Regular Expressions

Files, Inputoutput Streams, Nio and Xml Serialization

Generic Collections

Lambdas and Streams

Recursion

Searching, Sorting and Big O

Generic Classes and Methods: a Deeper Look

Custom Generic Data Structures

Concurrency

Accessing Databases With Jdbc

Swing Gui Components

Graphics and Java 2d

Networking

Java Persistence Api Jpa

Javaserver Faces Web Apps

Javaserver Faces Web Apps

Filters

Which of the choices below do not complete the following sentence correctly? A _ is a ___.