Indian Institute of Technology, Delhi

Firsly.if u have clear JEE
then go for counselling.
U can also fill the form of REAP for Rajasthan's colleges.
Also fill the forms of various States counselling.
And unfortunately if u have unable 2 crack jee then. Try for private colleges.
And choose the best suitable college 4 urself.

Yes you can take coaching.Your class 12 percentage shows you can get much better score than this in JEE-mains.

Join a coaching or get their study material and work hard.Solve lots of problems and improve from your mistakes.

You need to get a rank in top 3000 in JEE-Advanced.

Its a very interesting field with wide range of possibilities. It is revolutionizing the world. If you love computers or logic, go for it.

Hey Neeraj,
That will not be beneficial most probably. You shouldn't be demoralized at this stage only, you have a long way to go. You can apply to some best private universities and get the same knowledge and pay packages. Private universities are also having best infrastructure now. Some suggestions -

If you are in SC category and qualified than apply for it. Sometimes seats remain vacant in SC category so apply in all IITs. Once you get selected you have a verities of choice to choose among them. All the best

No,you need to give JEE again.

Yes I guess you can.

Admission in colleges is based on the jee main scores not on ur 10th result.