Hello Candidate,
I assume you are asking about the course duration.
Well for Bachelor of technology (BTech) or Bachelor of engineering (BE) the course duration is 4years.
After BTech you can persue Master of technology the course duration is of 2 years.
And for Diploma in Engineering the course duration is of 3 years ( this course can be pursued after 10th or after 10+2).

Dear Aspirant,

Please be brief about the question you are asking.