Dear Karunendra,
As I can see the cut-off of IET Lucknow is very renowned college. If you want to choose B. Tech CSE and IT, it might not be possible, but you can choose the following specialization for higher chances got accepted application from college. There are not much differences as like other college in OBC and General.
B.Tech Information Technology (Previous year cut-off is 941)
B.Tech Electronics & Communication Engineering
B.Tech Mechanical Engineering
B.Tech Civil Engineering
B.Tech Electronics and Instrumentation Engineering
B.Tech Chemical Engineering
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