ITE FINALS

Question 1

____ is a lightweight and platform-independent GUI toolkit with widgets for building optimized window-based applications.

Answer 1

Swing

Question 2

Part of JFC (Java Foundation Classes) which was built on top of the AWT API and entirely written in java.

Answer 2

Swing

Question 3

What are the 4 features of Swing

Answer 3

Light Weight. Rich controls, Highly Customizable, Pluggable look-and-feel

Question 4

What are the 3 main aspects of Swing

Answer 4

UI Elements, Layouts, Behaviors

Question 5

The container is a class that has other components in it.

Answer 5

SWING AS CONTAINER

Question 6

What are the 3 types of container class (swing)?

Answer 6

Panel, Frame, Dialog

Question 7

used to organize components on to a window

Answer 7

Panel

Question 8

fully functioning window with icons and titles

Answer 8

Frame

Question 9

pop-up window but not fully functional like the frame.

Answer 9

Dialog

Question 10

simplest component in the Swing toolkit. The label can contain text, icon or both.

Answer 10

JLabel

Question 11

may contain other visual components
methods setLayout() and add()

Answer 11

JPanel

Question 12

used to generate events when the user clicks or presses on it.

Answer 12

JButton

Question 13

allows the user to input text value in a single line format
contains editable text
methods setText() and getText()

Answer 13

JTextField

Question 14

allows the user to input multiple lines of text

Answer 14

JTextArea

Question 15

inherits all functionality of JToggleButton class.

Answer 15

JCheckBox

Question 16

two state button that allows the user to switch on and off

Answer 16

JToggleButton

Question 17

allows the user to make a single choice from a set of options.

Answer 17

JRadioButton

Question 18

displays a drop down list. JComboBox gives users options that they can select one and only one item at a time.

Answer 18

JComboBox

Question 19

allows users to choose either a single selection or multiple selections.

Answer 19

JList

Question 20

allows users to enter passwords. Jpassword displays echo characters instead of the password itself. The default echo character is (*).

Answer 20

JPasswordField

Question 21

is a text component that can handle different text with style. By default, it can handle plain text, HTML, and Rich Text Format (RTF).

Answer 21

JEditorPane

Question 22

consists of a text field on the left side and two buttons with up and down arrows on the right side.

Answer 22

JSpinner

Question 23

If you press the up or down button, the item that displays in the input text will change in a given ordered sequence.

Answer 23

JSpinner

Question 24

consists of a rectangular tab called slider or thumb located between two arrow buttons.

Answer 24

JScrollBar

Question 25

a widget that displays progress of a lengthy task, for instance file download or transfer.

Answer 25

JProgressBar

Question 26

used for navigating the file system.

Answer 26

JFileChooser

Question 27

provides a pane of controls designed to allow a user to manipulate and select a color.

Answer 27

JColorChooser

Question 28

enables you to create and customize various kinds of dialogs. Dialogs can have customized dialog layout, icons, dialog title, dialog text and button text.

Answer 28

JOptionPane

Question 29

used to arrange the components inside a container

Answer 29

LAYOUT MANAGER

Question 30

is the default layout manager for every Jframe.

Answer 30

Border layout

Question 31

____places components in up to five places such as top, bottom, left, right and center.

Answer 31

BorderLayout

Question 32

the default layout manager of JPanel.

Answer 32

Flow layout

Question 33

____ lays the components in a row one after the other.

Answer 33

FlowLayout

Question 34

places the components in a grid which allows the components to span more than one cell.

Answer 34

GridBag layout

Question 35

places components in a cell of a grid. Each cell has the same size, therefore, each component takes up the same space in a container. When the user adjusts the container, the size of each component changes accordingly.

Answer 35

GridLayout

Question 36

manages components in a stack where only the top one is visible at any time. Normally all components with the same display time are placed in a JPanel.

Answer 36

CardLayout

Question 37

Inheriting the JFrame class does not require explicit creation of the JFrame class.

Answer 37

SWING BY INHERITANCE

Question 38

____ are generated as a result of user interaction with the graphical user interface components.

Answer 38

EVENT

Question 38

Activities that causes an event to occur:

Answer 38

Clicking on a button Moving the mouse Entering a character through keyboard Selecting an item from the list Scrolling the page

Question 39

the change in the state of an object

Answer 39

EVENT

Question 40

2 Types of Events

Answer 40

Foreground and Background Events

Question 41

Events require direct interaction of the user.

Answer 41

Foreground Events

Question 42

These events require the interaction of the end user.

Answer 42

Background Events

Question 43

operating system interruption hardware or software failure timer expiration operation completion

Answer 43

Background Events

Question 44

____ mechanism that controls the event and decides what should happen if an event occurs.

Answer 44

Event Handling

Question 45

This mechanism has a code which is known as an event handler, that is executed when an event occurs.

Answer 45

Event Handling

Question 45

___is an object on which the event occurs.

Answer 45

Source

Question 46

Delegation Event Model Participants

Answer 46

Source and Listener

Question 47

____ is responsible for providing information of the occurred event to its handler.

Answer 47

Source

Question 48

It is also known as an event handler

Answer 48

Listener

Question 49

____ is responsible for generating a response to an event.

Answer 49

Listener

Question 50

GUI

Answer 50

Frames Usually graphical in content One way of writing java programs

Question 51

What are the Java Frame Classes

Answer 51

Abstract Window Toolkit (AWT) and Java Foundation Classes (JFC)

Question 52

Contain classes that provide the Java graphical user interface (GUI) components

Answer 52

Abstract Window Toolkit (AWT)

Question 53

A generic AWT container a component that can contain other AWT components

Answer 53

Container

Question 54

Was an extension to java Contains swing components written entirely in java

Answer 54

Java Foundation Classes (JFC)

Question 55

Most important methods: setLayout() and add()

Answer 55

Container

Question 56

A method found in JFrame This method returns the contentPane object (a Container) for this frame.

Answer 56

getContentPane()

Question 57

This is where you add the components to a container

Answer 57

Frame Constructor

Question 58

You will have to use the constructor to give your frame its intended appearance and functionality (use to arrange and add contents)

Answer 58

Frame Constructor

Question 59

Arranges and lays out the GUI components on a container

Answer 59

LAYOUT MANAGERS

Question 60

Controls the size and position of components in a container

Answer 60

LAYOUT MANAGERS

Question 61

What are the basic layouts?

Answer 61

FlowLayout BorderLayout GridLayout

Question 62

What are the advance layouts?

Answer 62

CardLayout GridBagLayout BoxLayout

Question 63

User interaction with applets and frames involves handling events

Answer 63

EVENT HANDLING

Question 64

A listener class needs to be defined

Answer 64

LISTENERS

Question 64

In the java library (java.awt.event.*), there is an interface called ActionListener

Answer 64

ActionListener

Question 65

To program functionality for a button, you need to associate the button object to a listener object

Answer 65

BUTTONS

Question 66

The listener object to be associated to a button must be an instance of a class that implements this interface

Answer 66

ActionListener

Question 67

Class defined within a class Useful when you need to have access to data within objects of the containing class

Answer 67

Inner class