B.Tech Eligibility

No, Only PCM students can go for BE.

According to my knowledge, Khalsa College, Delhi is not providing B.Tech course.

Yes, you can apply for specialist officer's exam of SBI.

Yes, if you are continuously getting backs, then you will get NFT, which means you are not eligible for any technical degree.

Hi,
To pursue Bachelor's degree in Germany, applicants must complete 13 years of education. If you have completed your 12th, you should meet one of the following requirements:1. Completing the first year of a Bachelor programme from a recognised university in India in the relevant subject field.2. Clearing the IIT Joint Entrance Examination 3. Passing the qualification assessment examination in Germany, called Feststellungsprfung.
In addition to these, you must have very good percentage and must clear IELTS. You must also know German language.

To get admission in a decent college, you need to get a good rank in the entrance exam.

You have got fantastic score and you are surely eligible. You can also check alternate colleges with similar ranks below:
https://www.shiksha.com/mba/ranking/top-mba-colleges-india-accepting-gmat/2-2-0-0-310

Yes, you are eligible to apply. Last date to apply is 22nd January.