B.Sc

Dear Sachin,
Yes, you can make career after doing B.Sc in PCM. Every year ISRO recruits b.sc graduate or B.Tech graduate but you will have to work hard. So, do preparation.
All the very best.

Sure. You can do job in pharmaceutical industries & other industries.

You can check on the link:
https://goo.gl/DjUK6X

With B.Sc CS, you are eligible for Junior developer or Application support roles in IT companies. For your long term career growth, you are advised to study min upto M.Sc CS so that you are equated equivalent to B.Tech CS degree holders and do not suffer any handicap in your professional career.

Yes, you may expect a call. The average package for OM is around Rs 7.5 LPA.

Hello, Muditha Ranaweera,
Greetings from Shiksha Community!
No, it might seem a bit harsh but that's the truth. You cannot even imagine getting into any IIMs without appearing for CAT exam.
For any further query, please revert!
Have a prosperous future.

Dear
As per your query, you can consider these options:
Actuarial Science
MBA-Finance or International business
Development Studies
Bank or Railway jobs Examination
Certificate programme - Data Analysis
SAP-finance nodule
So choose the field according to your calibre and interest.
All the best.