You haven't name any specific entrance exam for mass communication, there are various such as IIMC which conducts admission for various courses in journalism for which eligibility criteria is having passed 10+2 from a recognized board with minimum 50%.
There's SET which is conducted by Symbiosis International University, the paper pattern is MCQ with no negative marking.
IPU CET is another entrance test for admission of BJMC and one needs to have passed 10+2 with minimum 50% aggregate to appear for this.
There is entrance exam called BMMMC conducted by IP College which is under DU, it's among top schools providing media courses.
Some other entrance exams are FTII Exam, XIC OET, SRFTI Exam, WLCI All India Common Entrance Test.