Hello Mahender,

You can check your email to know about the user Id. If you have lost that then I would suggest you to get into contact with the examination official as they will help you out with your concern

I hope this helps!!

Hello Mahendra! You can check your e-mail account for it or you can speak to an executive of help and support center if you still don't find it as they will be able to ahelp you in abetter manner. Hope this helps!