S Y S T E M C O M M A N D S

package org.interview.test;

import java.net.InetAddress;
import java.util.Random;

public class SystemCommands {

public static void main (String [] args) throws Exception {
Runtime rt = Runtime.getRuntime();
//rt.exec("notepad");
//rt.exec("mspaint");

System.out.println("Free memory in JVM before Garbage Collection = "+rt.freeMemory());
   rt.gc();
   System.out.println("Free memory in JVM after Garbage Collection = "+rt.freeMemory());
     System.out.println(InetAddress.getLocalHost());
     
     int c;
     Random t = new Random();
  
     // random integers in [0, 100]
  
     for (c = 1; c <= 10; c++) {
       System.out.println(t.nextInt(100));
     }
     
}
}