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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.
Describe toString() Methods ? Print methods are general in some languages, but most Java programs operate differently. You can use System.out.println() to print any object. The
What is java Bytecode Java programs (Source code) are compiled into a form known as Java bytecodes. Java compiler reads Java language source (.java) files, translates source
Java Remote Method Invocation (RMI): It gives a way for a Java program on one machine to interact with objects residing in different JVMs. The important blocks of the RMI arc
Question 1 Describe the browser components and its features Question 2 Define in detail the building of webpage Question 3 How to use forms? Describe with an example
Explain primitive data types in java? Java's primitive data types are extremely similar to those of C. They involve boolean, byte, short, long, int, float, double, and char. Th
java coding
Why Processing An Unknown Number Of Parameters ? Most of the time you have a fairly high-quality idea of what parameters will and won't be passed to your applet. Therefore som
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school management system
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