In addition to an end-of-list sentinel value in a linked list, we must provide a special pointer for storing the address of the last structure in the list.

End-of-List Sentinel

An End-of-List Sentinel is a special value used to mark the end of a list, often used in data structures to signal the termination of iterations.

Special Pointer

A term not commonly used in standard programming documentation, possibly referring to a pointer with a specific function or capability beyond normal referencing. NO.