Difference between object declaration and object creation, JAVA Programming

Assignment Help:

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.


Related Discussions:- Difference between object declaration and object creation

GUI, I have a GUI assignment due Friday noon and i can''t get my hand on it...

I have a GUI assignment due Friday noon and i can''t get my hand on it will anyone be able to solve it to me and what is the cost?

Write output for the given code of for loop, What is the output of the foll...

What is the output of the following code: for (i=0; i { document.write("The number is " + i); document.write(" "); } Output The number is 0 The number is 1 The number i

Object and Instance, What is the difference between instance and object of ...

What is the difference between instance and object of a class? Few says both are same, then why java kept both the words for same thing?

Midlet for Game, How to create a program using sprite sheet?

How to create a program using sprite sheet?

What does a simple spring application contain, These applications are like ...

These applications are like any Java application. They are made up of not many classes, each performing a particular purpose within the application. But these classes are configure

Intro to Programming, Overall Requirements Every phone number is broken up ...

Overall Requirements Every phone number is broken up into sections as shown below: Country Code Area Code Prefix Line Number 1 919 882 5000 Write a program to separate out a ph

What is the use of message object, Message is a light weight message having...

Message is a light weight message having only header and properties and no payload. Therefore if the If the receivers are to be notified about an event, and no data requires to be

Create an interface with a method concatenation, a)  Using Java, create an ...

a)  Using Java, create an interface with a method called concatenation which will be implemented in the class patient in part b. b)  Using Java, write the class patient with the

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd