BCA

Yes, you are eligible for BCA after completing your PUC Science, but remember that you need to study accountancy in your BCA. And, you should have also studied Maths in your PUC.

Go through the article below for details:
https://www.shiksha.com/it-software/articles/top-bca-exams-in-india-blogId-13696

If you are a computer Science with Maths student, then BCA LLB will be a better choice for sure.
Opt for the one that you love the most and are most passionate about and analyze the future work conditions, scope and growth prospects before taking admission.
You can also opt for psychometric test comprising of Aptitude, personality and career interest to clear confusion.

No, the Eligibility for this course is class 12th, so you must do class 12th very well, then after that, you can join this course and get a good job.

George Group of Colleges, Kolkata offer BCA. For more information, click below. https://bit.ly/2SDd3HD.

Hello,
After completing BCA, you can choose either of the following options depending upon your interests:-
1. MCA
2. MBA
3. Bank exams
4. Job
5. Create a startup.

The major difference between the 2 degrees is that, BCA is a professional degree whereas B.Sc is a graduation degree. Although, both has almost equal recognition, B.Sc in Computer Science is valued more in comparison to BCA. So, pursuing a B.Sc (Bachelor in Science) will be beneficial.

The Diploma in Interior Design course is full time one year of duration at IDA, Bangalore. Hence, as per the months available with you, you cannot do this course. However, you can enroll in certificate course in interior designing if interested, because the certificate course is of three months of duration.

There is no specific stream to join CS. ICSI has opened its door for every student. You can join CS after completing your graduation. But as per my opinion you should go for MCA or other Software courses as you may be having deep knowledge of computer. Rather rushing towards corporate world with little knowledge, in my opinion you should give your best in IT sector. But it completely depends upon your interest. You can pursue CS and have a bright future ahead.