Engineering Entrance Exam

There is no any spot round from last year for admission in NITs. You have to go through the 7 rounds of counseling held by JoSSA.

If you are from open category student then you must score approximately 110-120.

Nothing will happen, it's your own choice. You will just get colleges on the basis of your JEE Mains rank only.
You can still apply for both JoSSA (for colleges other than IIT's) & JAC (for 4 colleges, NSIT, IIIT, DTU ,IGDTUW ) through your JEE Mains All India Rank.
It is not compulsory to give Advanc

No, there is no change. It is as it was before.

You will surely get NIT if 4000 is your general rank.
All the best.
Try till last round of JoSSA.

This fully depends on you. Question yourself that is that anything in which you can make an improvement. Review your previous years and think what mistakes you do. All the decisions you make in life is only taken by you.
I am a 2-year dropped student. In the first attempt, I scored 29 but in the 2nd

Hi Gaurav,
Yes, you are still eligible for MBA at FMS Delhi with your year gap after 12th.

Your PCM marks are very low, you can try but there is a negligible chance of your selection.

A good score in PESSAT may offer you opportunity to take admission in MBA but you should go for CAT or GMAT which will offer you premier institutions.

Hi,
Follow these steps:
Study Subjects deeply during your semester exams as later you wont need to work hard.
Clear your basics.
Start your preparation with DMS as it is very very important subject.
Study simultaneously two subjects else you will get bored.(Depends on you)
Every day 23 hours regular study