Degree

No, it can't be. If you have seen some cases, they might be fraud. So, don't use short cut. All the best.

Having work experience is not required to join MBA. For those who you are working and wish to pursue MBA can go for Executive MBA. For better understanding, please read the article in the link below. https://www.shiksha.com/business-management-studies/articles/your-career-after-doing-an-executive-mba-blogId-4546.

Hi,
No, you will not get a degree after pursuing this course.
https://www.shiksha.com/design/interior-design/course/diploma-in-interior-architecture-and-design-delhi-school-of-architecture-and-design-pitampura-310613

Legally yes. People pursue two courses sometime to have more options for career. But, it increases burden on student and there is always a possibility of exam dates falling on same day. Otherwise, it is a good option, if you are pursuing a Non-Graduate regular course with a graduation degree through distance.

Hi, you may have to give some entrance test for admission into some particular colleges, otherwise you can directly contact any institute for direct admission.

Hi,
If you are interested in Computers, try starting your career by doing BCA. You will find your choice over the course. It will enable you to know every aspect of computers and the course is valued all over. BCA has huge scope.

Hi Priyanka, majority of the degrees are accepted don't worry. You need to see, if the university and the programme is accredited too in their own countries, top ones generally don't have any problems. UK degrees are not easily accepted by India nowadays.

Apart from IITs, here is the list of some best private colleges:
Lovely Professional University
Chandigarh University
KIIT, BBSR
Tula's Institute
DIET, Dehradun
VIT, Vellore.

You can go through the below link for more details:
https://www.shiksha.com/search/?q=b+tech+colleges&qer=b+tech+colleges|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0&sa=^0^0^0^0^0^0^0^0^0^0^0^0^0&rf=searchwidget&tk=b+tech+colleges.