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Question:
(a) (i) Describe the purpose of comments when writing programs in Java.
(ii) Name the types of comments available and illustrate with simple examples.
(b) (i) What is the purpose of the ‘import' statement in Java programs?
(ii) With the help of an example show the syntax for importing one class from a package and all the classes from that package.
(c) (i) Describe the steps we need to write a Java application and to run the program. Also describe the tools required for each step.
(ii) Explain the difference between object declaration and object creation. Explain your answer with a suitable example.
(d) Write a Java application that accepts a person's weight and displays the number of calories the person needs in one day. A person needs 38 calories per Kg of body weight, so the formula would be
calories = bodyweight * 38;
Here you may use an input dialog from the class JOptionPane to request the user to enter the body weight and a message dialog to output the calories needed.
Explain garbage collection. Java uses garbage collection to free the memory. By cleaning those objects which is no longer reference by any of the program. Step involve in clean
One or more JMS clients that swap messages.
I need someone to help me
Android app for evaluating of distance Project Description: The request is to prepare an app for Android. The application needs to run on tablet (7 "or larger) and the layout
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I need Java coding Need to develop a website. Require Java coder's urgently. Skills required: HTML, Graphic Design, Java, PHP, Website Design
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Medical Services Referral System: Role : Websphere Administrator Involved in Exposure to load balancing tools (BigIP, WAS plug-ins) and Siteminder.
Question: (a) Explain the event handling mechanism using a 'JComboBox' as example. Your answer must clearly indicate the event source, event object and event listener. Also
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