Free Mock Test - Data Structures and Algorithms : Linked List (Test 1)

In an effort to support computer science students, coding enthusiasts, and job seekers preparing for technical interviews, a comprehensive Free Online Data Structure Mock Test has been launched. The test is designed to help learners evaluate their understanding of fundamental and advanced data structure concepts through a structured and interactive assessment.
Data Structures form the backbone of computer science and software development. Topics such as Arrays, Linked Lists, Stacks, Queues, Trees, Graphs, Hashing, and Algorithms are frequently asked in academic examinations, coding competitions, and technical interviews conducted by leading technology companies.
The newly introduced mock test platform offers a wide range of multiple-choice questions (MCQs) covering beginner, intermediate, and advanced-level topics. Participants can assess their strengths and identify areas requiring further improvement through instant results and detailed explanations.

Total Questions : 30

Timer : sec

Question : What is a Linked List?


Question : In a Singly Linked List, each node contains:


Question : The first node of a linked list is called:


Question : The last node in a Singly Linked List contains:


Question : Which memory allocation is used in Linked Lists?


Question : Which operation is faster in Linked List compared to Array?


Question : Which pointer stores the address of the first node?


Question : A node in a linked list consists of:


Question : Linked Lists are suitable when:


Question : Which data structure uses LIFO principle?


Question : In a Doubly Linked List, each node contains:


Question : The previous pointer of the first node in a Doubly Linked List is:


Question : Which linked list allows traversal in both directions?


Question : In a Circular Linked List, the last node points to:


Question : Time complexity of insertion at the beginning of a Singly Linked List:


Question : Searching an element in a Linked List requires:


Question : Which linked list has no NULL pointer?


Question : Which structure uses more memory?


Question : The address of the next node is stored in:


Question : Which operation is difficult in Singly Linked List?


Question : Time complexity to delete a node when its address is known in a Singly Linked List:


Question : Which linked list is most suitable for implementing browser back and forward buttons?


Question : Detecting a loop in a linked list is commonly done using:


Question : In Circular Doubly Linked List, the previous pointer of the head points to:


Question : The main disadvantage of Linked Lists compared to Arrays is:


Question : Which linked list is best for implementing a music playlist with repeat mode?


Question : What is the time complexity of accessing the nth node in a Singly Linked List?


Question : Which of the following supports efficient deletion from both ends?


Question : Which linked list is commonly used in implementing Deque (Double Ended Queue)?


Question : If a Circular Linked List contains only one node, then:


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