Advanced Java Unit 1: JFC and AWT

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Questions and Answers

What is the main purpose of Swing in Java?

  • To replace Java 2D components
  • To provide operating system specific look and feel
  • To create heavyweight AWT components
  • To facilitate efficient GUI development (correct)

Which Java framework is used for building portable Java-based graphical user interfaces?

  • Abstract Window Toolkit (AWT)
  • Java Foundation Classes (JFC) (correct)
  • Swing
  • Java 2D

What is the primary function of Abstract Window Toolkit (AWT) in Java?

  • To create complex user-interface components
  • To replace Swing components
  • To provide a pluggable look and feel
  • To create window-based applications (correct)

What distinguishes heavyweight AWT components from lightweight Swing components?

<p>Heavyweight components are rectangular while lightweight components are non-regular (D)</p> Signup and view all the answers

Which part of Java Foundation Classes (JFC) contains a set of APIs for creating graphical user interface objects?

<p>Swing (C)</p> Signup and view all the answers

Which package is used to import Swing components?

<p>javax.swing (D)</p> Signup and view all the answers

What feature of Swing allows applications to have the same behavior on various platforms?

<p>Pluggable look and feel (PL&amp;F) (B)</p> Signup and view all the answers

What does the term 'platform independent' mean in the context of Swing components?

<p>Swing components can be used on any platform (A)</p> Signup and view all the answers

What is the main advantage of Swing's lightweight components?

<p>They contribute to creating a lighter UI (C)</p> Signup and view all the answers

What does the term 'pluggable look and feel' refer to in the context of Swing components?

<p>The ability to customize the appearance of Swing components (D)</p> Signup and view all the answers

What does MVC stand for in the context of Swing components?

<p>Model View Controller (A)</p> Signup and view all the answers

What is the role of the Model in the MVC architecture followed by Swing?

<p>Represents data (D)</p> Signup and view all the answers

Which class is the root of visual component class hierarchy in JFC?

<p>JComponent (D)</p> Signup and view all the answers

What is the main difference between AWT and Swing components?

<p>AWT components are lightweight, while Swing components are heavyweight (B)</p> Signup and view all the answers

What does the term 'loosely coupled architecture' refer to in relation to Swing?

<p>The independence of changes in one component from affecting other components (C)</p> Signup and view all the answers

Why are Swing controls considered customizable?

<p>Their visual appearance can be changed independently of their internal representation. (A)</p> Signup and view all the answers

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