Explore topic-wise MCQs in Hash Tables Chaining with List Heads Multiple Choice.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Hash Tables Chaining with List Heads Multiple Choice knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following is an advantage of open addressing over separate chaining?

A. it is simpler to implement
B. table never gets full
C. it is less sensitive to hash function
D. it has better cache performance
Answer» B. table never gets full
Discussion
2.

By implementing separate chaining using list head we can reduce the number of collisions drastically.

A. True
B. False
Answer» C.
Discussion
3.

Which of the following technique is used for handling collisions in a hash table?

A. Open addressing
B. Hashing
C. Searching
D. Hash function
Answer» B. Hashing
Discussion
4.

What is the worst case time complexity of insert function in the hash table when the list head is used for chaining?

A. O(1)
B. O(n log n)
C. O(log n)
D. O(n)
Answer» E.
Discussion
5.

What is the advantage of using linked list over the doubly linked list for chaining?

A. it takes less memory
B. it causes more collisions
C. it makes the process of insertion and deletion faster
D. it causes less collisions
Answer» B. it causes more collisions
Discussion
6.

A hash table may become full in the case when we use open addressing.

A. true
B. false
Answer» B. false
Discussion
7.

What is the time complexity of delete function in the hash table using list head?

A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)
Answer» B. O(n)
Discussion
8.

What is the time complexity of search function in a hash table using list head?

A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)
Answer» B. O(n)
Discussion
9.

What is the time complexity of insert function in a hash table using list head?

A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)
Answer» B. O(n)
Discussion
10.

Which of the following trait of a hash function is most desirable?

A. it should cause less collisions
B. it should cause more collisions
C. it should occupy less space
D. it should be easy to implement
Answer» B. it should cause more collisions
Discussion
11.

What is the advantage of the hash table over a linked list?

A. faster access of data
B. easy to implement
C. very efficient for less number of entries
D. exhibit good locality of reference
Answer» B. easy to implement
Discussion
12.

Which of the following helps keys to be mapped into addresses?

A. hash function
B. separate chaining
C. open addressing
D. chaining using a linked list
Answer» B. separate chaining
Discussion