1. What is an Applet ? A java applet is program that can be included in a HTML page and be executed in a java enabled client browser. Applets are used for creating dynamic and interactive web applications. 2. Explain the life cycle of an Applet. An applet may undergo the following states: Init: An
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1. What are the two types of Exceptions in Java ? Which are the differences between them ? Java has two types of exceptions: checked exceptions and unchecked exceptions. Unchecked exceptions do not need to be declared in a method or a constructor’s throws clause, if they can be thrown by the execution of the
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1. What is the purpose of garbage collection in Java, and when is it used ? The purpose of garbage collection is to identify and discard those objects that are no longer needed by the application, in order for the resources to be reclaimed and reused. 2. What does System.gc() and Runtime.gc() methods do ?
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