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Question:
(a) Explain the importance of abstract classes in Java with an appropriate example.
(b) Explain what is meant by an interface in Java? Use a simple example to illustrate your answer.
(c) A GUI may contain text-fields, buttons, and other labels. A button usually triggers an event on the GUI. Explain the different processes in registering an event and handling the action performed by the button in Java.
(d) Write the code for a GUI which will allow a user to enter two numbers and then compute the product by clicking on a button. The result can be displayed in a text-field or as a label on the GUI.
What Can an Applet Do? An applet can: • Draw pictures on a web page • Create a new window and draw in it. • Play sounds. • Receive input from the user by the keyboard or
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A socket is one end-point of a two-way communication link among two programs running on the network. A socket is bound to a port number so that the TCP layer can recognize the appl
Having one instance overall the application.eg.: Loggers
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This assignment has two main objectives. It aims to establish a basic familiarity with the Java API (Java Thread class) for creating multithreaded Java application, and the Java ne
Problem : Compiler Design - Limit the loops Rajni is a newbie to the programming and while learning the programming language he came to know the following rules: ???• Each
what is multithreading in Java? Explain with example.
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flow chart of train reservation system
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