Hello,Sumit

Chartered Accountancy is considered one of the best career paths after 10+2 in commerce.It is always advisable to only those students who are comfortable with numbers.

The CA course has 4 levels in total:

CPT(common proficiency test)

IPCC(Integrated professional competence course)

3 years of articleship under a C.A. firm 

C.A. Final exam

CPT process is provided through the following link:

https://finance.careers360.com/articles/ca-cpt

In short CPT is first step towards becoming a CA .

Hope your query is answered.