Hello

Your profile suggest that you are in engineering experience I am guessing that you are asking about computer science engineering.

Yes, you can get admission in BTech computer science in government colleges even if you have a got only 60% in your class 12th board examination.

For example,
To be eligible for BTech computer science in Rajkiya Engineering College, Bijnor which is government engineering college, one needs to pass 12th with Physics and Mathematics as compulsory/mandatory subjects along with one of - Chemistry or Biotechnology or Biology with at least aggregate of 45% marks (40% if you are from reserved categories ) in these subjects.
You can check the same by visiting our page for which link is given below :-
https://www.careers360.com/colleges/rajkiya-engineering-college-bijnor/btech-computer-science-and-engineering-course

But yes,
To be eligible for NITs, IIITs, CFTIs one needs at least 75% marks in class 12th if belongs to General or OBC category or at least 65% marks in class 12th if belongs to Sc or St category. For this year only i. e 2021 this minimum percentage requirement of 75% - 65 % has been lifted off. But this percentage requirement of 75 - 65 % as per your category to be eligible for NITs, IIITs, CFTIs will be there in 2021 . So, this year you are eligible to get admission in NITs etc as well with your percentage.

Some of the top entrance examination for your BTech is provided below:-

List of top engineering entrance examination is given below :-

* JEE mains and JEE advanced
*West Bengal Joint Entrance Exam (WBJEE)
*Birla Institute of Technology and Science Admission Test
*SRM Joint Engineering Entrance Exam (SRMJEEE)
*VIT Engineering Entrance Exam (VITEEE)
*Amrita Entrance Examination - Engineering (AEEE)
*Consortium of Medical, Engineering and Dental Colleges of Karnataka Under Graduate Entrance Test (COMEDK UGET)
*Karnataka Common Entrance Test (KCET)
*Guject i. e Gujarat Common Entrance Test
*Andhra Pradesh Engineering Agriculture and Medical Common Entrance Test (AP EAMCET)
*Telangana State Engineering Agriculture and Medical Common Entrance Test (TS EAMCET)
*Symbiosis Entrance Test (SET)
*Indraprastha University Common Entrance Test (IPU CET)

To get the complete list go through

https://engineering.careers360.com/exams?sort_filter=pop

Thank you

Hello, You must have completed your 12th class with science stream(having PCM as core subjects) from a recognised board with minimum marks as specified by the University in which you are looking for admission in. Further, many Colleges and Universities require entrance exam marks such as JEE Mains, SRM JEE, etc to grant admission.