Uttar Pradesh

It depends, what kind of environment and exposure you want. HBTU has a very good reputation in CSE and paint technology so it can be preferred in this case but NITs are big name and provides you better exposure.

UPSEE 2018 College Predictor. Use your UPSEE 2018 rank to see where you can get admission at the link provided below. See the courses, colleges & rounds you may crack. The result is based on admissions data of UPSEE 2017. Get resources & insights on colleges & courses:
https://www.shiksha.com/b-tech/resources/upsee-college-predictor

No, You cannot further proceed without appearing in AmityJEE
But, there would be another entrance for you which you have to give and then you can proceed further.
So, Please check on college site or you can make a call .

I can't judge Jaypee-Noida since I don't have sufficient knowledge about the university, but I can surely guide you about Chitkara University, being a student of here. Chitkara University, since day 1 makes you industry ready, putting a great deal of efforts in every student.

UPSEE 2018 College Predictor
Use your UPSEE 2018 rank to see where you can GET admission at the link provided below:
See the courses, colleges & rounds you may crack
The result is based on admissions data of UPSEE 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/upsee-college-predictor.

Amity University is the best among all.
Placement -placement scenario is very excellent it is confirm that if you have taken admission in this college your placement is confirm because companies know Amity university is one of the reputed universities so interviewers know which student should be selected and which should be not.
Internship -internship is provided by college in courses like H.M they send to hotels because they will learn there how we have to work what equipments are they using and many more so internship is must for being professional in this field.

UPSEE 2018 College Predictor
Use your UPSEE 2018 rank to see where you can get admission at the link provided below:
See the courses, colleges & rounds you may crack
The result is based on admissions data of UPSEE 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/upsee-college-predictor.

An OBC is OBC anywhere. However, the domicile changes.

Yes, are you're already a graduate. You can do any Masters along with law, as long as you can manage.

Amity Law School has a great environment among all disciplined students and great faculty.
ALS is different from all other institution as the students in Amity Law School are very serious about their career as well as disciplined among all. Amity Law School has a great environment.