Please go to https://nucleus.niituniversity.in/msc/login.aspx and create an account for yourself by providing the details specified in the registration form. And then proceed to fill in the Online Application Form.
Keep a note of the following before you start filling the application form:
* If you are appearing for Class XII (or equivalent) Examinations, submit a self-attested copy of the admit card of the same. If you have not received the admit card, you will be required to upload it the same as soon as you receive it.