Question 1

The class Container is the superclass of all the classes designed to provide a GUI.

Accepted Answer

A) True 
 B)False

Question 2

The class Graphics is an abstract class.

Accepted Answer

A) True 
 B)False

Question 3

Applets do not have titles.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following is the default layout manager for a Java application?

Accepted Answer

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

Question 5

A JComboBox generates an ItemEvent.

Accepted Answer

A) True 
 B)False

Question 6

How many inches is 12-point font?

Accepted Answer

A)  1/6 
B)  1 
C)  6 
D)  72 
A)  1/6 
B)  1 
C)  6 
D)  72

Question 7

Which applet method is called by the Web browser to display the applet to the screen?

Accepted Answer

A)  drawApplet() 
B)  paint() 
C)  paintApplet() 
D)  setApplet() 
A)  drawApplet() 
B)  paint() 
C)  paintApplet() 
D)  setApplet()

Question 8

Which of the following sets the background color of the applet to white?

Accepted Answer

A)  setAppletColor(white); 
B)  setBackground(white); 
C)  setBackground(Color.white); 
D)  setAppletColor(white);. 
A)  setAppletColor(white); 
B)  setBackground(white); 
C)  setBackground(Color.white); 
D)  setAppletColor(white);.

Question 9

If graph holds a Graphics object, which of the following puts "CAT" starting at X = 20, Y = 50?

Accepted Answer

A)  drawString("CAT", 20, 50); 
B)  graph.drawString(20, 50, "CAT"); 
C)  graph.println("CAT"); 
D)  graph.drawString("CAT", 20, 50); 
A)  drawString("CAT", 20, 50); 
B)  graph.drawString(20, 50, "CAT"); 
C)  graph.println("CAT"); 
D)  graph.drawString("CAT", 20, 50);

Question 10

You cannot convert a GUI application into an applet.

Accepted Answer

A) True 
 B)False

Question 11

The class Graphics provides methods for drawing items such as lines, ovals, and rectangles on the screen.

Accepted Answer

A) True 
 B)False

Question 12

Which of the options in the accompanying figure is a correct Web page for the applet WelcomeHomeApplet?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
A)  A 
B)  B 
C)  C 
D)  D

Question 13

To draw a rectangle filled with the current color, you can use the method ____.

Accepted Answer

A)  drawRect() 
B)  fillRect() 
C)  drawOval() 
D)  fillOval() 
A)  drawRect() 
B)  fillRect() 
C)  drawOval() 
D)  fillOval()

Question 14

The graphic in the accompanying figure is an example of ____.

Accepted Answer

A)  check boxes 
B)  radio buttons 
C)  a combo box 
D)  a text area 
A)  check boxes 
B)  radio buttons 
C)  a combo box 
D)  a text area

Question 15

When you type a regular alphanumeric key, the ____ method is executed.

Accepted Answer

A)  keyPressed 
B)  keyTyped 
C)  keyDown 
D)  keyUp 
A)  keyPressed 
B)  keyTyped 
C)  keyDown 
D)  keyUp

Question 16

Does an applet compile like any other Java application program?

Accepted Answer

A)  No -- applets do not produce a .class file because they don't have a main method. 
B)  Yes -- except the Web browser compiles the applet code. 
C)  Yes -- it is compiled as an application program and produces a .class file. 
D)  No -- applets are .applet files and not .java files. 
A)  No -- applets do not produce a .class file because they don't have a main method. 
B)  Yes -- except the Web browser compiles the applet code. 
C)  Yes -- it is compiled as an application program and produces a .class file. 
D)  No -- applets are .applet files and not .java files.

Question 17

Given Graphics object graph, which of the following draws a circle with a radius of 50, at X = 20, Y = 30?

Accepted Answer

A)  graph.drawCircle(50); 
B)  graph.drawCircle(50, 50, 20, 30); 
C)  graph.drawOval(50, 50); 
D)  graph.drawOval(20, 30, 50, 50); 
A)  graph.drawCircle(50); 
B)  graph.drawCircle(50, 50, 20, 30); 
C)  graph.drawOval(50, 50); 
D)  graph.drawOval(20, 30, 50, 50);

Question 18

Clicking on a JCheckBox generates an item event.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following methods does the class JTextArea inherit from the class JTextComponent?

Accepted Answer

A)  setLineWrap() 
B)  setTabsize() 
C)  setColumns() 
D)  setText() 
A)  setLineWrap() 
B)  setTabsize() 
C)  setColumns() 
D)  setText()

Question 20

Which menu will appear first if it is added to the menu bar in the order shown in the accompanying figure?

Accepted Answer

A)  fileMenu 
B)  editMenu 
C)  viewMenu 
D)  insertMenu 
A)  fileMenu 
B)  editMenu 
C)  viewMenu 
D)  insertMenu

The class Container is the superclass of all the classes designed to provide a GUI.

The class Graphics is an abstract class.

Applets do not have titles.

Which of the following is the default layout manager for a Java application?

A JComboBox generates an ItemEvent.

How many inches is 12-point font?

Which applet method is called by the Web browser to display the applet to the screen?

Which of the following sets the background color of the applet to white?

If graph holds a Graphics object, which of the following puts "CAT" starting at X = 20, Y = 50?

You cannot convert a GUI application into an applet.

The class Graphics provides methods for drawing items such as lines, ovals, and rectangles on the screen.

Which of the options in the accompanying figure is a correct Web page for the applet WelcomeHomeApplet?

To draw a rectangle filled with the current color, you can use the method ____.

The graphic in the accompanying figure is an example of ____.

When you type a regular alphanumeric key, the ____ method is executed.

Does an applet compile like any other Java application program?

Given Graphics object graph, which of the following draws a circle with a radius of 50, at X = 20, Y = 30?

Clicking on a JCheckBox generates an item event.

Which of the following methods does the class JTextArea inherit from the class JTextComponent?

Which menu will appear first if it is added to the menu bar in the order shown in the accompanying figure?

An Overview of Computers and Programming Languages

Basic Elements of Java

Introduction to Objects and Inputoutput

Control Structures I: Selection

Control Structures II: Repetition

Graphical User Interface Gui and Object-Oriented Design OOD

User-Defined Methods

User-Defined Classes and Adts

Arrays

Inheritance and Polymorphism

Handling Exceptions and Events

Recursion

Searching and Sorting

Filters

Exam 12: Advanced Guis and Graphics

The class Container is the superclass of all the classes designed to provide a GUI.

The class Graphics is an abstract class.

Applets do not have titles.

Which of the following is the default layout manager for a Java application?

A JComboBox generates an ItemEvent.

How many inches is 12-point font?

Which applet method is called by the Web browser to display the applet to the screen?

Which of the following sets the background color of the applet to white?

If graph holds a Graphics object, which of the following puts "CAT" starting at X = 20, Y = 50?

You cannot convert a GUI application into an applet.

The class Graphics provides methods for drawing items such as lines, ovals, and rectangles on the screen.

Which of the options in the accompanying figure is a correct Web page for the applet WelcomeHomeApplet?

To draw a rectangle filled with the current color, you can use the method ____.

The graphic in the accompanying figure is an example of ____.

When you type a regular alphanumeric key, the ____ method is executed.

Does an applet compile like any other Java application program?

Given Graphics object graph, which of the following draws a circle with a radius of 50, at X = 20, Y = 30?

Clicking on a JCheckBox generates an item event.

Which of the following methods does the class JTextArea inherit from the class JTextComponent?

Which menu will appear first if it is added to the menu bar in the order shown in the accompanying figure?

An Overview of Computers and Programming Languages

Basic Elements of Java

Introduction to Objects and Inputoutput

Control Structures I: Selection

Control Structures II: Repetition

Graphical User Interface Gui and Object-Oriented Design OOD

User-Defined Methods

User-Defined Classes and Adts

Arrays

Inheritance and Polymorphism

Handling Exceptions and Events

Recursion

Searching and Sorting

Filters