Q:

Write a Java program to check whether Java is installed on your computer

0

Write a Java program to check whether Java is installed on your computer
Expected Output

Java Version: 1.8.0_71                                                            
Java Runtime Version: 1.8.0_71-b15                                                
Java Home: /opt/jdk/jdk1.8.0_71/jre                                               
Java Vendor: Oracle Corporation                                                   
Java Vendor URL: http://Java.oracle.com/                                          
Java Class Path: .

 

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public class Exercise31 {
public static void main(String[] args) {
    System.out.println("\nJava Version: "+System.getProperty("java.version"));
    System.out.println("Java Runtime Version: "+System.getProperty("java.runtime.version"));
    System.out.println("Java Home: "+System.getProperty("java.home"));
    System.out.println("Java Vendor: "+System.getProperty("java.vendor"));
    System.out.println("Java Vendor URL: "+System.getProperty("java.vendor.url"));
    System.out.println("Java Class Path: "+System.getProperty("java.class.path")+"\n");
 }
}

Sample Output:

Java Version: 1.8.0_71                                                                                        
Java Runtime Version: 1.8.0_71-b15                                                                            
Java Home: /opt/jdk/jdk1.8.0_71/jre                                                                           
Java Vendor: Oracle Corporation                                                                               
Java Vendor URL: http://java.oracle.com/                                                                      
Java Class Path: .

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