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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.
A specialized subclass of ActionForm that permits the creation of form beans with dynamic sets of properties (configured in configuration file), without requiring the developer to
How many static initializers can you have ? As many as you want, but the static initializers and class variable initializers are implemented in textual order and may not refer
What is bandwidth? In a general way Bandwidth is a capacity of communication channel of carrying data.
i need help i hav done the gui part of my project and some simple symbols but to display some complex symbols like integration and all but it shud be clear with lower and upper lim
program
What is the Data Normalization? Also define its goal. Data normalization is to sort out complex data within easy form. It uses to simplify the complex information to form it mo
How do I prevent the output of my JSP or Servlet pages from being cached by the browser? Ans) You will require to set the appropriate HTTP header attributes to stop the dynamic
Need tomcat based iptv cms p2p , avrelay trans-coder software Project Description: Tomcat based iptv cms p2p tracker cdn included, avrelay for trans-coding h264, Skills re
Problem statement Part 1 Write an aspect that counts different kinds of method calls in a Java program. Your aspect should meet the following requirements: The aspect should ma
Why Local variable is preferred over Global variable ? In my point of view Global variable has a few advantage along with Local variables is preferred because of the subsequent
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