What is the disadvantage of hashing with chaining?

Category: QuestionsWhat is the disadvantage of hashing with chaining?
Editor">Editor Staff asked 1 month ago

What is the disadvantage of hashing with chaining?
 
(a) not easy to implement
 
(b) takes more space
 
(c) quite sensitive to hash function
 
(d) table gets filled up easily
 
Question is taken from Hash Tables in division Hash Tables of Data Structures & Algorithms I
 
I had been asked this question in an interview.

1 Answers
Editor">Editor Staff answered 1 month ago

Right choice is (b) takes more space
 
Easy explanation – Hashing with separate chaining has a disadvantage that it takes more space. This space is used for storing elements in case of a collision.