Question

13.
प्रायोगिक अभिलेख पुस्तिका एवं मौखिकी।​

Answer 1

Explanation:

cal record book and viva - voce

Answer 2

Answer: through oral or viva

Explanation: the practical record is the files or the assinment given by any school institutions . these records are compiled in a form of writing or printed material along with a decorative to make it appealing. oral records on the other hand are the  the viva , oral presentation take by the authority in order to check who all are presenting on a certain topic well.