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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.
Which models are supported by JMS? Please, explain them. Ans) Publish or subscribe (pub/sub). This model permits a client (publisher) to send messages to a JMS topic. These mess
Program 1. Write a Java program to display the first 20 Fibonacci numbers Program with Fibonacci sequence of first 20 terms Output 2. Write an applet progr
Write the hashCode() method of java.lang.Object Anytime you override equals() you should also override hashCode(). The hashCode() method should ideally return the similar int f
1. Write the pseudocode to get the input of 10 integers from the user and add them up and output the total. (4 points) 2. Compute the output of following pseudocode. Assume that
Objective: create a simple object, put that object in a simple collection class, use that object and collection in a simple GUI application. Specification: Consider a Librar
Integration: Neo4J, OpenGeo, Ikanow Project Description: I have an ongoing project to loosely integrate a variety of existing Open Source products: OpenGeo (geospatial server
Describe Exception Handling in JAVA
To use the DispatchAction, follow these steps: ? Make a class that extends DispatchAction (instead of Action) ? In a new class, add a method for each function you need to per
i don''t need any code i need analysis and design only -i need 4 use cases - description - activity diagram -sequence diagram -class diagram - data base diagram
Both synchronous and asynchronous are given by JMS.
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