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What is the primary purpose of a JFrame in Java Swing?a.To handle eventsb.To represent a text fieldc.To perform arithmetic operationsd.To provide a container for GUI components

Question

What is the primary purpose of a JFrame in Java Swing?a.To handle eventsb.To represent a text fieldc.To perform arithmetic operationsd.To provide a container for GUI components

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Solution

The primary purpose of a JFrame in Java Swing is to provide a container for GUI components. So, the correct answer is d. To provide a container for GUI components.

Here's a step by step explanation:

  1. JFrame is a class in Java Swing. Swing is a part of Java Foundation Classes (JFC), which is an API for providing graphical user interface (GUI) for Java programs.

  2. JFrame works like the main window where components like labels, buttons, textfields are added to create a GUI.

  3. The components you add to the frame are referred to as its contents; these are managed by the contentPane.

  4. To make the JFrame appear on the screen, you can use the method setVisible(true).

So, JFrame does not handle events (option a), represent a text field (option b), or perform arithmetic operations (option c). Its main function is to act as a container for other GUI components.

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