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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 is a Relational Database? Give the names of any three RDBMS software? Database consist of two or more then two tables are called Relational database. Oracle dabatbase S
Project Description: (1) I want a comprehensive list of Australian chiropractors. The data requires coming from various sources including Google but the following are obligatory
When multiple threads working, Synchronization is to lock a method for a certain object.
Write down HTML or JavaScript code for the following requirements: Declare an Array along with the identifier SUBJECT having length 5. Assign subsequent values to the array par
What is difference among LookupDispatchAction and DispatchAction? Ans) The difference among LookupDispatchAction and DispatchAction is that the actual method that gets known in
How do you decide when to use HashMap and when to use TreeMap? When we want to perform deletion, insertion and locate elements in a Map then HashMap is used. Whereas TreeMa
Explain the library java.lang.Math ? The Java class library is huge. We will not cover it all presently. In fact, the remaining eight classes will focus mostly on the class lib
How marketing strategies are changed along with the progress in computing? How latest marketing strategies are implemented? Marketing Strategy Changes along with the latest req
Question 1 What are the different types of data types in java? Question 2 Write a note on Operator Precedence Question 3 Write a note on Random access files
Task back to top Write a JAVA GUI program that would facilitate text chatting/exchanging between two or multiple computers over the network/internet, using the concept of JAVA soc
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