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UPSC CSE Prelims
2022
Q31 — Science & Technology

UPSC CSE Prelims 2022 Q31 — Science & Technology PYQ with Answer

2022Q31·Science & Technology·Computer & Information Technology

Consider the following:

1. Aarogya Setu

2. CoWIN

3. DigiLocker

4. DIKSHA

Which of the above are built on top of open-source digital platforms?

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