You can go through the below information for the same -

Eligibility for admission:
B.Tech. or its equivalent examination in the relevant branch of study not less than 60% marks in aggregate or its equivalent CPI/CGPA/NAG.

Selection procedure:
Based on candidates performance in GATE (applicable for GATE qualified candidates with valid GATE Score at the time of admission).
Note: Candidates who do not qualify GATE or do not possess valid GATE Score shall be selected on remaining vacancies through Departmental Test.

Hope this helps!!!