Merits and demerits of rehashing

Question

List out the merits and demerits of the term rehashing?

Answer 1

The merits of rehashing are:

a) Table size is not a problem.

b) Hash tables can’t be made randomly large.

c) Rehashing can be employed in other data structures.

The demerits of rehashing are:

a) It is a much expensive operation.

b) The running time is 0(N).

c) Slowing down of the rehashing method.