India

It depends on the course you want to pursue starting from 1 Lacs to 40 Lacs.

Start preparing for competitive exams like CAT, XAT and CMAT, and try to get a good percentile. You will get calls from good colleges for MBA.
Good luck to you.

71.2% is a good score for Canadian universities. You have good IELTS scores too. So, this can help the officials overlook your 12th percentage. Do not forget to mention in your SOP for 12th marks and how you worked hard in your Bachelor's degree to get the scores. It would be great if you tell me whether your Bachelor's course was for 3 years or 4 years. If it's of 3 years, then you can for Diploma or graduate certificate course from a Canadian college, if it's 4 years course, you can apply for Canadian universities for Master's degree programme.

Singhania University is recognised by the government of India under the UGC ACT of 1956. All the government jobs look for candidates who have a Bachelors degree from a recognised university.

It is not related to state. It is an international exam and can be useful for studying abroad.

You will have to appear for DGCA exams on your own. Flying Club has got nothing to do with DGCA exams. They shall although prepare you for the exams by providing you the required ground classes but you will yourself be responsible to appear and get through the DGCA exams for issue for CPL on your own. Appear only when you feel that you are fully prepared to get through.

Placement scenario of Techno India Salt Lake for MCA is average. I will not say that the placement of MCA is bad but I can't even say it very good.

No, Techno India is a very good computer science engineering college. One must go for it.