Multiple choice

A linked list which always contains a special node is called

  1. circular linked list

  2. header node

  3. doubly linked list

  4. linear linked list

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A linked list with a special header (or sentinel) node is called a header node list. This special node typically contains metadata or simplifies insertion/deletion operations by eliminating edge cases when the list is empty or operating at the head position.