Question

mention one situation where census survey is mandatory​

Answer 1

$\huge\tt{ᴀnswer:-}$

In this process other than personal data accumulation, logical guess, judgment, and probability calculation work well for deriving the best result. For example, when census population survey is done on the large population, instead of personal survey, sample survey method is used.❤

Answer 2

Answer:

this is the answer for ur question