What is the time-complexity to print a linked list? a. O(1) b. O(n) c. O(n²) d. O(log n)

Linked lists built forward or backward are identical in every way. a. true b. false

In a doubly linked list, some of the operations require modification from how they were implemented for a regular linked list, because of the ____ reference variable(s) in each node. a. null b. two c. three d. four

In the class LinkedListClass, the search method is declared as ____. a. public b. private c. abstract d. protected