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Java Swing Tutorial

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Questions and Answers

What is the primary advantage of Java Swing over AWT?

It provides platform-independent components (correct)

It is built on the top of AWT API

It is entirely written in Java

It provides more lightweight components

What is the primary function of the JLabel class?

To create a multi-line region for text editing

To display a single line of read-only text (correct)

To display a single line of editable text

To create a labeled button

What is the primary difference between a JTextField and a JTextArea?

JTextField is used for password entry, while JTextArea is used for text editing

JTextField is used for creating a checkbox, while JTextArea is used for creating a radio button

JTextField is used for single-line text editing, while JTextArea is used for multi-line text editing (correct)

JTextField is used for creating a labeled button, while JTextArea is used for displaying text

What is the purpose of the JPasswordField class?

To allow the editing of a single line of text for password entry (A) Signup and view all the answers

What is the role of the JButton class in Java Swing?

To create a labeled button that has platform-independent implementation (D) Signup and view all the answers

What is the package that provides classes for Java Swing API?

javax.swing (B) Signup and view all the answers

What is the primary function of a CheckBox in a graphical user interface?

To turn an option on or off (B) Signup and view all the answers

What is the purpose of adding a JRadioButton to a ButtonGroup?

To select one radio button only (B) Signup and view all the answers

What is the event type used with a JComboBox?

ITEMSTATECHANGED (B) Signup and view all the answers

Which of the following components is used to display a popup menu of choices?

JComboBox (D) Signup and view all the answers

What is the purpose of a JRadioButton in a graphical user interface?

To select one option from multiple options (D) Signup and view all the answers