Science

The dates are not out yet, you can be updated by checking the website regularly.
http://www.aus.ac.in/computerscience.html

Yes, as you are a resident of Rajasthan, you can take admission in Swami Keshwanand Rajasthan Agricultural University - B.Sc (AGR).

You need to have approximately 57.14 marks in AUCET for admission in AU.

Dear Arnab,
There are many institutes like Lovely Professional University, Jalandhar; Christ University, Banglore; Manipal University, Jaipur; Birla Institute of Technology, Mesra, etc that offer BCA without Maths. All these universities offer world class learning atmosphere to students along with good placements. Some of these universities are even offer good scholarships to students on the basis of their previous qualification. Check their websites for more details.
Good luck.

Yes, you can join the college. Mandatory Subjects: Physics, Chemistry, Biology, English The candidates should have appeared for common entrance test (CET) in Physics, Chemistry, Biology conducted by Karnataka Examination Authority. The candidate should be completing 17 years of age as on 31st December of that academic year.
The fee for the course is Rs. 74,384. To get admission, you need to fill up the admission form and then follow the admission procedure.

In order to fulfill SVUCET 2018 eligibility criteria for Science course admissions, candidates must pass their qualifying exam with at least of 40% marks in the concerned subject. However, an exception is for candidates applying for M.Sc. Tech in Hydrogeology course. Such candidates should score minimum 50% marks in M.Sc. Informs the official website. For more details, refer to the link below:
https://www.shiksha.com/university/sri-venkateswara-university/exams/svucet.