Hello,

If you are asking about what is the application number in CAT, then first you have to register yourself for the CAT exam to get the application number.

Steps for CAT exam registration

• Visit CAT official website - http://iimcat.ac.in.
• Register and generate login ID and password.
• Login to fill the application form, upload documents and pay the CAT exam 2020 registration fees.

The form which you will fill is known as application form and it has a number.

All The Best,