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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 the Data Normalization? Also define its goal. Data normalization is to sort out complex data within easy form. It uses to simplify the complex information to form it mo
Q. Write the method to define the packages in java programme. Explain. Ans. Package: When we work on a project we have to break our programme in several classes. To organize
For an assignment I need to write an array program to go along with an instance variable. I keep getting the no main class error when I run my program.
The benefits of Spring are as follows: ? Spring has layered architecture. Use what you require and leave you don't require now. ? Spring Enables POJO Programming. There is no
There are two significant bean lifecycle methods. The first one is setup which is called when the bean is loaded on to the container. The second method is the teardown method which
1. Create a text file (you can name it sales.txt) that contains in each line the daily sales of a company for a whole month. Then write a Java application that: a. asks the user fo
Explain the term- Strings A string is generally considered to be a sequence of characters stored in memory and accessible as a unit. Strings in java are signified as objects
how to create a hostel management system
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code for error correction and detection using even odd parity
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