Beginner
Data Structures & Algorithms
Q14 / 100
What is a doubly linked list?
Correct! Well done.
Incorrect.
The correct answer is B) A list where each node has pointers to both the next and previous nodes
B
Correct Answer
A list where each node has pointers to both the next and previous nodes
Explanation
Each node in a doubly linked list stores a value and two pointers: next and prev. This allows O(1) deletion given a node reference, and bidirectional traversal.
Progress
14/100