Question

A Java program to generate the area of circle

Answer 1

Heya.....❤️❤️

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class AreaofCircle{
　　　public static void main()
　　　{
　　　　　{
　　　　　int r = 7;
　　　　　int Area = 22/7 * 7 * 7;
　　　　　System.out.println("Area of circle = " + Area);

　　　　　}
　　　　　}
　　　}

　　　　　　　　Output

Area of circle = 154

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Java is a predifined computer specialized coding.

Java follows some rules in the programs.

Answer 2

Object-oriented concepts in UML

Objects Represent an entity and the basic building block.

Class Blue print of an object.

Abstraction Behavior of a real world entity.

Encapsulation Mechanism of binding the data together and hiding them from outside world.

Inheritance Mechanism of making new classes from existing one.

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