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What is the disadvantage of hashing with chaining?

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in Data Structures & Algorithms I by (88.7k points)
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.

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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.

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