i had forgotten my user ID of CET exam
You haven't mentioned the exam you are enquiring in regards to. But we do see that you belong to Karnataka. If this is regarding KCET, please check the Inbox of the Registered email Id and Messages to check if you have stored any communication mail from KEA when you initially registered. If you do not find it there, please reach out to the helpdesk at: keauthority-ka@nic.in . You need to mail them from your registered email id. They usually take 24-48 hours to respond to any mails. So mail them right away. But if this is regarding any other Examination please do let us know and we shall help you with relevant information.