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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.
What do we mean by interfaces ?
onstraints: 1 1 1 1 0 1 1 1
RMI transport layer usually opens direct sockets to the server. Several Intranets have firewalls that do not accept this. To get through the firewall an RMI call may be embedded wi
what for purpose of java programing
Where the local varible declared? Declaring variables within a function, makes them local .They are available only within that function and hold no meaning outside of it
How to Construct objects with new operator? class Car { String licensePlate; // e.g. "New York 543 A23" double speed; // in kilometers per hour double maxSpeed;
Java Project Introduction: In this project, you will explore a few sorting algorithms. You will also test their efficiency by both timing how long a given sorting operation take
A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome
What is synchronization and why is it important? With respect to multithreading, synchronization is the potential to control the access of multiple threads to shared resources.
any example of games that is created by java ?
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