Question 1

Which JFrame constant indicates that the program should terminate when the window is closed by the user?

Accepted Answer

A) TERMINATE_ON_CLOSE. 
B) IMMEDIATELY_CLOSE. 
C) EXIT_ON_CLOSE. 
D) All of the above. 
A) TERMINATE_ON_CLOSE. 
B) IMMEDIATELY_CLOSE. 
C) EXIT_ON_CLOSE. 
D) All of the above.

Question 2

Using layout managers:

Accepted Answer

A) provides the greatest level of control over a GUI's appearance. 
B) can be faster than creating a GUI with absolute positioning. 
C) allows the programmer to specify the exact location of each GUI component with respect to the upper-left corner of the Container. 
D) allows the programmer to specify the exact location of each GUI component with respect to the lower-left corner of the Container. 
A) provides the greatest level of control over a GUI's appearance. 
B) can be faster than creating a GUI with absolute positioning. 
C) allows the programmer to specify the exact location of each GUI component with respect to the upper-left corner of the Container. 
D) allows the programmer to specify the exact location of each GUI component with respect to the lower-left corner of the Container.

Question 3

Which of the following answers does not complete the sentence correctly? An anonymous inner class .

Accepted Answer

A) is frequently used for GUI event handling. 
B) is non-static. 
C) does not need a handle to its outer class to access its methods and variables. 
D) cannot be declared private. 
A) is frequently used for GUI event handling. 
B) is non-static. 
C) does not need a handle to its outer class to access its methods and variables. 
D) cannot be declared private.

Question 4

Together,the appearance and the way in which the user interacts with the application are known as that application's .

Accepted Answer

A) abstract window toolkit. 
B) look-and-feel. 
C) swing factor. 
D) All of the above. 
A) abstract window toolkit. 
B) look-and-feel. 
C) swing factor. 
D) All of the above.

Question 5

Selecting a JList item generates:

Accepted Answer

A) an ActionEvent. 
B) a ListItemEvent. 
C) a ListSelectionEvent. 
D) a ListSelectionItemEvent. 
A) an ActionEvent. 
B) a ListItemEvent. 
C) a ListSelectionEvent. 
D) a ListSelectionItemEvent.

Question 6

A JLabel can be attached to a JFrame using method:

Accepted Answer

A) attach. 
B) contain. 
C) append. 
D) add. 
A) attach. 
B) contain. 
C) append. 
D) add.

Question 7

All layout managers implement the interface:

Accepted Answer

A) LayoutInterface. 
B) InterfaceLayoutManager. 
C) LayoutManagerInterface. 
D) LayoutManager. 
A) LayoutInterface. 
B) InterfaceLayoutManager. 
C) LayoutManagerInterface. 
D) LayoutManager.

Question 8

Which of the following objects cannot trap mouse events?

Accepted Answer

A) JTextField. 
B) ButtonGroup. 
C) JButton. 
D) JComponent. 
A) JTextField. 
B) ButtonGroup. 
C) JButton. 
D) JComponent.

Question 9

Which of the following statements about a JLabel is false?

Accepted Answer

A) Applications rarely change a label's contents after creating it. 
B) A JLabel can display text and an image. 
C) A JLabel can display text and a button. 
D) A JLabel is a subclass of JComponent. 
A) Applications rarely change a label's contents after creating it. 
B) A JLabel can display text and an image. 
C) A JLabel can display text and a button. 
D) A JLabel is a subclass of JComponent.

Question 10

The text "Hello there,my friend." is an example of what type of capitalization?

Accepted Answer

A) sentence-style capitalization. 
B) book-title capitalization. 
C) Neither of the above. 
D) Both of the above. 
A) sentence-style capitalization. 
B) book-title capitalization. 
C) Neither of the above. 
D) Both of the above.

Question 11

Which of the following statements makes the text in a JTextField uneditable?

Accepted Answer

A) textField.setEditable( true ); 
B) textField.setEditable( false ); 
C) textField.setUneditable( true ); 
D) textField.setUneditable( false ); 
A) textField.setEditable( true ); 
B) textField.setEditable( false ); 
C) textField.setUneditable( true ); 
D) textField.setUneditable( false );

Question 12

When the user presses Enter in a JPasswordField,the GUI component generates an ,which is processed by an object that implements the interface .

Accepted Answer

A) ActionEvent,ActionListener. 
B) ActionEvent,ActionEventListener. 
C) TextEvent,TextListener. 
D) TextEvent,TextEventListener. 
A) ActionEvent,ActionListener. 
B) ActionEvent,ActionEventListener. 
C) TextEvent,TextListener. 
D) TextEvent,TextEventListener.

Question 13

Some common lightweight component features supported by JComponent include:

Accepted Answer

A) support for user-interface localization. 
B) shortcut keys. 
C) tool tips. 
D) All of the above. 
A) support for user-interface localization. 
B) shortcut keys. 
C) tool tips. 
D) All of the above.

Question 14

When components are added to a container with a GridLayout,the component:

Accepted Answer

A) fills the next spot in the row,continuing in the first position of the next row if the current row is full. 
B) fills the next spot in the column,continuing in the first position of the next column if the column is full. 
C) fills in row x,column y if x and y are two integers passed to the Container method add. 
D) fills in a random empty position in the grid. 
A) fills the next spot in the row,continuing in the first position of the next row if the current row is full. 
B) fills the next spot in the column,continuing in the first position of the next column if the column is full. 
C) fills in row x,column y if x and y are two integers passed to the Container method add. 
D) fills in a random empty position in the grid.

Question 15

Which of the following is a MouseMotionListener method?

Accepted Answer

A) mousePressed. 
B) mouseExited. 
C) mouseDragged. 
D) mouseClicked. 
A) mousePressed. 
B) mouseExited. 
C) mouseDragged. 
D) mouseClicked.

Question 16

Which of the following is stateless?

Accepted Answer

A) JButton. 
B) JToggleButton. 
C) JRadioButton. 
D) JCheckBox. 
A) JButton. 
B) JToggleButton. 
C) JRadioButton. 
D) JCheckBox.

Question 17

Every JComponent has an instance variable called that enables the object to maintain references to all its registered listeners.

Accepted Answer

A) registeredListenerList. 
B) listenerList. 
C) registeredList. 
D) eventListenerList. 
A) registeredListenerList. 
B) listenerList. 
C) registeredList. 
D) eventListenerList.

Question 18

When the user clicks a JCheckBox,a(n) occurs.

Accepted Answer

A) CheckedEvent. 
B) ButtonEvent. 
C) ItemEvent. 
D) ActionEvent. 
A) CheckedEvent. 
B) ButtonEvent. 
C) ItemEvent. 
D) ActionEvent.

Question 19

FlowLayout is:

Accepted Answer

A) an abstract class. 
B) a way of organizing components vertically. 
C) the simplest layout manager. 
D) left-aligned by default. 
A) an abstract class. 
B) a way of organizing components vertically. 
C) the simplest layout manager. 
D) left-aligned by default.

Question 20

Provides the basic attributes and behaviors of a window-a title bar at the top of the window,and buttons to minimize,maximize and close the window.

Accepted Answer

A) JLabel. 
B) JFrame. 
C) JSwing. 
D) JWindowControl. 
A) JLabel. 
B) JFrame. 
C) JSwing. 
D) JWindowControl.

Exam 14: Gui Components: Part 1

Which JFrame constant indicates that the program should terminate when the window is closed by the user?

Using layout managers:

Which of the following answers does not complete the sentence correctly? An anonymous inner class .

Together,the appearance and the way in which the user interacts with the application are known as that application's .

Selecting a JList item generates:

A JLabel can be attached to a JFrame using method:

All layout managers implement the interface:

Which of the following objects cannot trap mouse events?

Which of the following statements about a JLabel is false?

The text "Hello there,my friend." is an example of what type of capitalization?

Which of the following statements makes the text in a JTextField uneditable?

When the user presses Enter in a JPasswordField,the GUI component generates an ,which is processed by an object that implements the interface .

Some common lightweight component features supported by JComponent include:

When components are added to a container with a GridLayout,the component:

Which of the following is a MouseMotionListener method?

Which of the following is stateless?

Every JComponent has an instance variable called that enables the object to maintain references to all its registered listeners.

When the user clicks a JCheckBox,a(n) occurs.

FlowLayout is:

Provides the basic attributes and behaviors of a window-a title bar at the top of the window,and buttons to minimize,maximize and close the window.

Introduction to Computers and Java

Introduction to Java Applications

Introduction to Classes and Objects

Control Statements: Part 1

Control Statements: Part 2

Methods: a Deeper Look

Arrays and Arraylists

Classes and Objects: a Deeper Look

Object Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism

Exception Handling

Atm Case Study,part 1: Object-Oriented Design With the Uml

Atm Case Study,part 2: Implementing an Object-Oriented Design

Graphics and Java 2d

Strings

Files,streams and Object Serialization

Recursion

Searching, Sorting and Big O

Generic Collections

Generic Classes and Methods

Custom Generic Data Structures

Applets and Java Web Start

Multimedia: Applets and Applications

Gui, Part 2

Multithreading

Networking

Accessing Databases With Jdbc

Java Server Faces Web Applications

Ajax-Enabled Jsf Web Applications

Web Services

Filters