Let me guess that, you are asking about C-CAT Exam . The Centre for Development of Advanced Computing (C-DAC), Pune University conducts the Computerized Common Admission Test (C-CAT) twice a year for admissions to various PG Diploma courses.
This consists of three categories of question papers. The basic eligibility criteria is that, you must be a graduate in engineering. Now, let me tell you that the registrations for C-CAT 2021 are still open. You can apply online by visiting its official website. You can check further info on the link given below.
Best of luck for your exam.