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

I need gpa calculating application, I need GPA calculating application P...

I need GPA calculating application Project Description: My project is one of the GPA calculating application, Colleges have 37 courses or departments, engineering results alw

How to wrapping your own packages in java, How to Wrapping Your Own Package...

How to Wrapping Your Own Packages in java? Java does not limit you to using just the system supplied packages. You can write your own as well. You write packages just such as

What is messaging, Messaging is a method of communication among software co...

Messaging is a method of communication among software components or applications. A messaging system is a peer-to-peer facility: A messaging client can send messages to, and receiv

Explain the both hashset and treeset, Explain the both HashSet and TreeSet?...

Explain the both HashSet and TreeSet? HashSet is an unordered, unsorted Set. It's a Collection set which restrict duplicate elements and also repositioning of elements. I

I want a viral script for facebook likes, I want a viral script for faceboo...

I want a viral script for facebook likes Project Description: I am seeking someone to sell me or make for me a VIRAL script for facebook likes and auto share. Skills requi

Information retrieval from multi-agent system, Information Retrieval from M...

Information Retrieval from Multi-Agent System with Data Mining in Cloud Computing I have proposed one research model on "Information Retrieval during Multi-Agent System with Dat

Javascript validation, Javascript validation, JAVA Programming 1. Obtaining...

Javascript validation, JAVA Programming 1. Obtaining the new script: Download and save the attached comment CGI mailer script form-mail2.pl to your server''s cgi-bin directory, and

Banking database system - java database connectivity, JDBC Assignment B...

JDBC Assignment Banking Database System:  BankCustomer CUST_ID  CUST_NAME ADDRESS ACC_TYPE CUST_ID

Windows registry, need a java program that can read and display the values ...

need a java program that can read and display the values from a windows registry

What is a framework, A framework is made up of the set of classes which per...

A framework is made up of the set of classes which permit us to use a library in a best possible way for a particular requirement.

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