BCA

Yes but you will have some challenges clearing maths paper in fisrt and second year. For key computer programming maths is required but for HTML etc. You may just get passing marks in maths and do away.

HiThe fee structure would vary on certain parameters like:
Last qualification or the score of the entrance test given
If you want to avail a scholarship, check the site to SEE how to apply for the scholarship, as it has to applied right at the time of admission. If you belong to a category having some sort of concession
If you have a national level award or national level test has been cleared
Universities like LPU have also started the scholarship of COVID to aid education in such grim times. Browse some good college web sites before deciding. All the best !

Yes, you can apply for the exam.

In Lucknow, there are colleges like Amity University, Integral University, University of Lucknow, SRMU, etc.

There are colleges like GLA University, Sharda University, Integral University, Amity University, PSIT Kanpur.

Parul University is known for its Discipline culture and integrity.

In Dehradun, the tag for the best placements that one can expect in the region normally belongs to Graphic Era- undoubtedly. Not only are we looking at Highest packages but also the placement trends- do review and compare with other institutes that you may shortlisted.
do visit their website- all relevant information
www.geu.ac.in