Prelim

Question 1

A part of Java Foundation Classes (JFC) used to create window-based applications.

Answer 1

Java Swing

Question 2

The Abstract Windows Toolkit, components are older and not as portable compared to newer frameworks.

Answer 2

AWT

Question 3

The main window and top-level container where components like buttons, labels, and text fields are added.

Answer 3

JFrame

Question 4

A container that can hold and organize a group of components.

Answer 4

JPanel

Question 5

Provides a scrollable view of a component, useful for large datasets.

Answer 5

JScrollPane

Question 6

A clickable button that triggers an action when clicked.

Answer 6

JButton

Question 7

A display area for a short text string or image that is non-editable.

Answer 7

JLabel

Question 8

A single-line text input field for user textual input.

Answer 8

JTextField

Question 9

A multi-line text input area allowing greater text displays and user input.

Answer 9

JTextArea

Question 10

an item in a menu

Answer 10

JMenuItem

Question 11

A container to hold multiple menus, typically situated at the top of a window

Answer 11

JMenuBar

Question 12

A drop-down menu that contains multiple menu items.

Answer 12

JMenu

Question 13

An item in a menu that can have attached actions

Answer 13

JMenuItem

Question 14

An interface used to receive action events typically from GUI components like buttons

Answer 14

ActionListener

Question 15

A Swing component used to display messages in a pop-up dialog box

Answer 15

JOptionPane

Question 16

Involves creating a JPanel to hold components and adding them to the JFrame

Answer 16

Adding Components

Question 17

Makes a JFrame visible or hides it accordingly.

Answer 17

void setVisible(boolean)

Question 18

Sets the title of the JFrame, allowing identification of the window.

Answer 18

void.setTitle(String)

Question 19

Which layout manager is used if components are placed at specific positions using setBounds()?

Answer 19

null()

Question 20

Defines what happens when the frame is close

Answer 20

void. setDefaultCloseOperation(JFrame.)

Question 21

Allows or disallows resizing of the frame

Answer 21

void. setResizable()

Question 22

Return’s a JFrame’s title

Answer 22

String. getTitle()

Question 23

Override the default behavior for the JFrame to be positioned in the upper-left corner of the computer screen’s desktop; the first two arguments are the horizontal and vertical positions of the JFrame’s upper-left corner to the desktop, and the final two arguments set the width and height

Answer 23

void. setBounds(int x, int y, witdth, height)

Question 24

Indicates that a Component-defined action occurred, like button clicks.

Answer 24

ActionEvent

Question 25

Returns the text from the single-line text field

Answer 25

getText()

Question 26

set the text of the JTextArea

Answer 26

setText()

Question 27

makes the JTextArea editable or read-only

Answer 27

setEditable()

Question 29

A resizable array implementation of the List interface useful for storing records

Answer 29

ArrayList

Question 30

Arranges GUI components within a container

Answer 30

Layout Manager

Question 31

Places components in five areas: top, bottom, left, right, and center.

Answer 31

BorderLayout

Question 32

It is the default layout manager for JFrame

Answer 32

BorderLayout

Question 34

The default layout manager for JPanel that arranges components in a row.

Answer 34

JFlowLayout

Question 35

Aligns components within a grid of cells allowing components to span multiple cells.

Answer 35

GridBagLayout

Question 36

Classes designed to hold other components such as Panel, Frame, and Dialog.

Answer 36

Container class

Question 37

A method to get the content pane that can hold the elements in a JFrame.

Answer 37

ContentPane

Question 38

Like a pop-up window displaying information or messages.

Answer 38

Dialog

Question 39

A pure container to organize the components on to a window

Answer 39

Panel

Question 40

fully functioning window with it's title and icons

Answer 40

Frame

Question 42

Which method is used to add a component (e.g., a button or label) to a JFrame?

Answer 42

add()