It is because only knowledge is not enough to crack CA Exams, expression of the knowledge is equally important.
The 3-hour exam game is all about the confidence you have while writing. It is more of a psychological game. With enough writing practice you get more confidence to perform in the exam. The final exam just becomes like normal test which you attempt after a good writing practice. And with the belief and confidence we engrave in you, there will be no hurdle to your success path!!