Singly Linked List Data Structure

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What is the advantage of using a circular doubly linked list with a dummy head node?

It reduces the time complexity of searching for an element

It eliminates special cases for insertions and deletions (correct)

It makes the implementation more complicated

It increases the space complexity of the linked list

What is the time complexity of removing an element from the head of a singly linked list?

O(n^2)

O(log n)

O(n)

O(1) (correct)

What is the purpose of the dummy head node in a circular doubly linked list?

To simplify the implementation (correct)

To make the implementation more complicated

To reduce the time complexity

To increase the space complexity

What is the time complexity of adding an element to the head of a circular doubly linked list?

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What is the time complexity of checking if a linked list is empty?

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What is the time complexity of removing an element from the tail of a circular doubly linked list?

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What is the advantage of using a singly linked list over a Python list?

It uses less space Signup and view all the answers

What is the time complexity of finding the previous node in a singly linked list?

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What is the time complexity of adding an element to the tail of a circular doubly linked list?

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What is the purpose of the previous node in a doubly linked list?

To allow for efficient deletion of nodes Signup and view all the answers

Singly Linked List Data Structure

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Questions and Answers

What is the advantage of using a circular doubly linked list with a dummy head node?

What is the time complexity of removing an element from the head of a singly linked list?

What is the purpose of the dummy head node in a circular doubly linked list?

What is the time complexity of adding an element to the head of a circular doubly linked list?

What is the time complexity of checking if a linked list is empty?

What is the time complexity of removing an element from the tail of a circular doubly linked list?

What is the advantage of using a singly linked list over a Python list?

What is the time complexity of finding the previous node in a singly linked list?

What is the time complexity of adding an element to the tail of a circular doubly linked list?

What is the purpose of the previous node in a doubly linked list?

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