Enter in to IT sector after 8 year gap? Which technology or course should i pursue?

I am btech 2011 passed out from India. I was preparing for government examination. Now i want to ebter private sector.

Welcome back then. Just search for articles like this: https://medium.freecodecamp.org/how-to-choose-which-programming-language-you-should-learn-in-2019-60abef241012, there are literally hunderds of them. They’ll get you up to speed quickly enough.