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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.
Journal of how you came to AUB Write a web application using JavaScript, XML and CSS that contains a journal of major events and places on your journey to Bond University. The
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Q. Write short on the method over ridding method in java? Ans. Method over ridding and dynamic binding: We have seen that a method in a super class is inherited by its subclass
Create objects of student class by calling default Create objects of student class by calling default, parameterize and copy constructor Call student class different methods on
What limitations are placed on method overriding ?
What is Inheritance in java Explain with example? Code reusability is claimed to be a key advantage of object-oriented languages over non-object-oriented languages. Inheritance
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