Linked List Quiz

Linked List Quiz

University

•

30 Qs

quiz-placeholder

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Linked List Quiz

Linked List Quiz

Assessment

Quiz

•

Computers

•

University

•

Practice Problem

•

Medium

Created by

mukilan selvaraj

Used 1+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a linked list?

A data structure consisting of nodes where each node contains data and a reference to the next node

A linear data structure with a fixed size

A collection of elements stored at contiguous memory locations

None of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you define a node in a singly linked list in Python?

class Node: def **init**(self, data, next): self.data = data self.next = next

class Node: def **init**(self, data): self.data = data self.next = None

class Node: def **init**(self, data, prev, next): self.data = data self.prev = prev self.next = next

None of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of a linked list over an array?

Fixed size

Dynamic size and efficient insertion/deletion

Faster access to elements

Uses less memory

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to traverse a linked list in Python?

While loop

For loop

Recursion

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you check if a linked list is empty?

if head is None:

if head == "":

if head.next is None:

if head == []:

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the time complexity of inserting a node at the beginning of a singly linked list?

O(1)

O(n)

O(log n)

O(n log n)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a singly linked list, each node has:

Data and a reference to the previous node

Data and a reference to the next node

Data and references to both previous and next nodes

Only data

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