Hey, 
•To get admission into B.Tech programme at CET Trivandrum, you must have qualified KEAM (Kerala engineering, agriculture, and medical entrance test) conducted by CEE (Commissioner for entrance exams).

•Class12th marks are also one of the eligibility criteria to get admission into B.Tech at CET, a minimum of 50% marks in PCM and 50% marks in mathematics separately are required. But along with that you must have qualified KEAM entrance exam.

All the best!