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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.
The break statement is utilized for terminating the current While or For loop and after that transferring program control towards statement just after the terminated loop. The foll
State the significance of public, private, protected, default modifiers both singly and in combination and state the effect of package relationships on declared items qualified by
I want School Management project Project Description: An easy school management project which able to store all data about students like fees structure, admission details and
I want Crime Management website Project Description: It is a web based project build in J2EE as front end and Oracle as back end for peoples so they will register complaints
Create an application for Koch’s Cottages, a weekend getaway resort that rents cottages and boats to use on the local lakenimum 100 words accepted#
Object diagrams define instances instead of classes. They are useful for illustrating some complicated objects in detail about their recursive relationships. When
Remote Method Invocation (RMI) is the process of activating a method on a remotely running object. RMI offers location transparency in the sense that it gives the feel that a metho
Socket and ServerSocket. ServerSocket is used for normal two-way socket communication. Socket class permits us to read and write by the sockets. getInputStream() and getOutputStrea
a program that groups items according to their number
Define the difference between StringBuffer and String class ?
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