What is the time complexity of inserting a node at the head of a linked list?
Answer: Option C
Insertion at the head of a linked list takes constant time.
1
Which data structure uses LIFO (Last In First Out) principle?
2
What is the time complexity of binary search in a sorted array?
3
Which data structure is used for implementing recursion?
4
Which sorting algorithm has the best average-case time complexity?
5
In which traversal is a binary tree processed in left-root-right order?
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