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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.
Java has two kinds of exceptions: 1. Checked exception: handled from java.lang.Exception but not java.lang.RuntimeException. 2. Unchecked exception: handled from java.lang.Ru
It helps to resolve naming conflicts when different packages have classes with the same names. This also helps you prepare files within your project. As define : java.io package
Write a programme to create a webpage that prints the name of the STUDENT database in Wide Latin font and set the subtitle with description of the STUDENT to the screen. Set the pa
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
Polymorphism - defines the ability of a single variable of a provided type to be used to reference objects of different types, and automatically call the method that is specific
Write a program that finds the minimum total number of shelves, including the initial one required for this loading process
How to Begin Java
short Java application that stores words in an Array or ArrayList.
student application
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
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