GLS University Data Structures: Linked List Fundamentals
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Questions and Answers

What is the second most used data structure after array?

  • Tree
  • Linked List (correct)
  • Stack
  • Hash Table

What does each node in a linked list contain?

  • Data field and Address field
  • Data field and Linked field (correct)
  • Linked field and Address field
  • Only a data field

What does the linked field in a node contain?

  • The size of the data field
  • The address of the next node in the list (correct)
  • The actual value stored in the node
  • The index of the next node in the list

What does the first node in a linked list contain?

<p>The first data element and a link to the second node (B)</p> Signup and view all the answers

What is the purpose of the last node in a linked list?

<p>To store a null link to mark the end of the list (A)</p> Signup and view all the answers

What is the main difference between a simple linked list and a doubly linked list?

<p>Simple linked lists can only be traversed forward, while doubly linked lists can be traversed both forward and backward (A)</p> Signup and view all the answers

What type of linked list allows traversal of nodes in both directions?

<p>Doubly Linked List (D)</p> Signup and view all the answers

Which linked list forms a circle with no end to stop?

<p>Circular Linked List (B)</p> Signup and view all the answers

What is the main distinguishing feature of a Circular Linked List?

<p>Each node points to the next node (A)</p> Signup and view all the answers

How many parts does each node in a Doubly Linked List contain?

<p>2 (C)</p> Signup and view all the answers

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