Hello aspirant,

I hope that you are doing absolutely great.

With reference to your above mentioned query, I would like to tell you that YES, you can apply and give GATE Computer Science Exam after Completing your B.tech Civil Engineering course or during your final year as well.

For appearing in GATE, the applicant needs to be at least a bachelor's degree holder in engineering or at least a master's degree holder, like MSc in any science stream, including statistics and computer science. The final year students can also appear in the examination.

if you will qualify GATE Computer Science, then you can get admission in M.tech programs of various Engineering courses including CSE.

Further, for more information and complete details, you can follow the below mentioned link : https://engineering.careers360.com/exams/gate

I hope that this will help.