Explanation:
Hey there!!!
Census is defined as the total process of collecting, compiling, gathering, evaluating, analyzing and publishing demographic, economic and social data in a particular place at a particular time.
The merits or advantage of census are:
- Census data works as the national demographic data bank.
- Census is useful to compare population between the countries.
- Census can be used for research studies.
The demerits or disadvantages are:
- Census is more expensive than other methods of collecting data.
- Large no. of man power is required for it's enumeration.
- It takes long time for publishing data.
Hope it helps...