An introduction allows the user to add new methods or attributes to an existing class. This can then be introduced to an existing class without having to change the structure of the class, but give them the new behavior and state.
What is the purpose of Transfer Handler Class?
Explain the difference between AWT and SWT?
What is JFC and explain the features of JFC?
Explain difference between Swing and JSF?
What are heavyweight and lightweight components?
What are controls and what are different types of controls in AWT?
What is the purpose of action interface in Swing?
What is the purpose of Serialization in Swings?
What is the function of Abstract Action class?
What is the use of JComponent Class in Swing?
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