BCA

The chances of getting placed after holding a BCA degree from distance education are slim. As companies prefer candidates from the regular full-time degree course. But if you still prefer to do from distance education then you can try to increase your level of knowledge and skills, so the companies can't avoid you. If you want to learn programming languages which you will be studying in your BCA course then you can check out this app "BCA - Course Programming" which is specially designed and developed for BCA students and is available on Google Play Store. It has programs and assignments of languages like C, C+, and Java with their outputs. You'll be studying these languages in your 3 years of BCA. https://play.google.com/store/apps/details?id=technark.bca_courprogramming.

I don't think you'll be able to get admission into JNU after scoring 70%. Many government colleges don't offer courses like BCA. You can try to get admission from other universities or colleges for BCA. There are many universities in Delhi which will provide admission to arts stream students for BCA. If you want to learn programming languages which you will be studying in your BCA course then you can check out this app "BCA - Course Programming" which is specially designed and developed for BCA students and is available on Google Play Store. It has programs and assignments of languages like C, C+ and Java with their outputs. You'll be studying these languages in your 3 years of BCA. https://play.google.com/store/apps/details?id=technark.bca_courprogramming.