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Question:
(a) What are the main differences between an object and a class? Illustrate with appropriate examples.
(b) Differentiate between a global variable and a local variable. You may use a simple Java program to illustrate your answer.
(c) What do you understand by the term ‘constructor' in Java? Explain your answer with an appropriate example.
(d) Declare and initialise an array of type float of size 5 to store the marks obtained by a student at his examinations. Initialise the array with the following values {65, 57, 75, 49, 88}.
Write the code fragments in Java to find:
(i) the average mark obtained by the student at the examinations. (ii) the highest mark obtained by the student. (iii) the lowest mark obtained.
Explain the Coordinate System? Java uses the standard, two-dimensional, computer graphics coordinate system. The first visible pixel in the upper left-hand corner of the applet
Prepare Android Antivirus with locate device capability Project Description: We need a developer that can develop an Android Antivirus similar to lookout Developer need to prov
How Polylines draws in java language? Java automatically closes the polygons it draws. That is it draws polygons which look like the one on the right rather than the one on the
Player Ship Appearance: • Your ship must be either a nice-looking sphere (left image above), or a nice-looking sphere with a "mouth" (middle image above), depending on variant.
sina+cosb+tanc
Explain the library java.lang.Math ? The Java class library is huge. We will not cover it all presently. In fact, the remaining eight classes will focus mostly on the class lib
Using RMI, program a PONG game that enables two users to play against one another. Pong class: package graphics;/* * Copyright (c) 2006, Your Corporation. All Rights Reserved. */
Very frequently when you write code, you desire to perform distinct actions for different decisions. You can employ conditional statements in your code to do this. In JavaScript
Consider the following Java definition of an integer list class. class IntegerList { private int[] list = new int[200]; private int size = 0; public boolean append(int value) {
An application or procedure that produces and/or receives messages.
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