As per the CBSE notice published on 3rd Jan 2019, CBSE is going to allow students to attempt question on either on C++ or Python. Considering some schools are still teaching Python instead of C++, CBSE has taken this decision.
In the circular it is mentioned “In order to enable the students offering Computer Science irrespective of the programming language to appear for the Class 12 examination in 2019, the CBSE will administering, the question papers in the subject of Computer Science on the basis of 2018 having sections i.e. C++ and Python and candidates be directed to attempt any one section”.
Computer Science exam will be held on 28th March 2019.
See the circular: