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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.
Write HTML and JavaScript code which displays a textbox and button on a web page? While user enters text in the text box and clicks the button it displays in that text in the m
Your FaceBooklet application will use the classes you wrote for Program 3. Start by creating a copy of your Program 3 project with a new name (say, "Program4"). Note that you ca
In a RMI Client Program, what are the excpetions which may have to handled Ans) a. MalFormedURLException b. NotBoundException c. RemoteException
Java Is For Real Java has a lot of hype however much of it is deserved. Java is very well matched for many modern problems Using more CPU time and memory but less programmer
The Remote interface serves to recognize interfaces whose methods may be invoked from a non-local virtual machine. Any object that is a remote object must directly or indirectly ex
Explain System Colors in java 1.1? In Java 1.1, the java.awt.SystemColor class is a subclass of java.awt.Color that gives color constants in which match native component colors
i am doing java and want projects with solutions to practice more and more
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 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
what is join in java Thread
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