Tip 1 : First of all you have to clear first round so make sure you practice aptitude questions daily
Tip 2 : Learn each and every topic of Oops with real life examples
Tip 3 : Write limited thing in your resume and make sure everything you write in your resume you must have a great knowledge of them.

Tip 1: mention atleast two projects
Tip 2:if you have a patent then it is plus point for you.