Preparing for tancet is similar like your jee exams just prepare for them which will bring you to the oath of tancet top ranker and getting a good ranked college.
The mist imp thing for a exam is proper time table and self motivation
Hope it helped...
I would suggest you to prepare primarily for JEE Main and Advanced in 2021. If prepared seriously and strategically, you will by default make yourself ready for TANCET 2021 and might even secure a prestigious seat at Anna University.
For more information regarding TANCET Preparation do follow the link below