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INSTALLATION OF JAVA



1) To install Java Software in machine first we download Java set up from this link

https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

2) Extract Zip file and Install them

3)  It provide complete environment of JDK and JRE under

C:/Program Files/Java/JDK
C:/Program Files/Java/JRE

4)  Set path of C:/program files/java/jdk/bin

    Right click on my computer|My pc  ---> Properties  ----> Advances System Setting ---> Environment Variable---> Click on New Button (User Variable)

Variable name:-    path

Variable value:-  C:\Program Files\Java\jdk1.8.0_161\bin


5) click on OK,OK,OK Button




JAVA SAMPLE Program

import java.util.Scanner;
class Swap
{
   public static void main(String args[])
   {
      Scanner sc = new Scanner(System.in);
      int a,b;
      System.out.println("Enter First Number");
      a=sc.nextInt();  //scanner object to integer
      System.out.println("Enter Second Number");
      b=sc.nextInt();  //scanner object to integer
      a=a+b;
      b=a-b;
      a=a-b;
      System.out.println("a="+a);
      System.out.println("b="+b);


   }


}
//WAP to calculate the addition of complex numbers?

//WAP to reverse a five-digit number without using a loop and find max and second max element without using Loop?







1 Comments

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  1. class Complex
    {
    public static void main(String args[])
    {
    int a=2,b=4;
    int c=3,d=2;
    System.out.println("First Number is: "+a+"+"+b+"i");
    System.out.println("Second number is: "+c+"+"+d+"i");
    int x=a+c;
    int y=b+d;
    System.out.println("Sum is: " +x+"+"+y+"i");
    }
    }

    ReplyDelete

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