java

Question 1

(TCO 2) In a linked list, every node contains a(n) _____.

reference to the next node in the list

reference to the last node of the list

reference to the first node of the list

array

Question 2

(TCO 2) A linked list can always be traversed in the _____ direction(s).

forward

backward

forward and backward

circular

Question 3

(TCO 2) The node of a doubly linked list contains _____.

one reference

two references

three references

an array

Question 4

(TCO 2) In a circular linked list, the last node points to _____.

the first node

the second node

the last node

null

Question 5

(TCO 2) The following class framework corresponds to the class _____. public class ClassName { private int info; private ClassName next; //Class methods }

node

array-based list

list

doubly linked list

Question 6

(TCO 2) Which linked list operation does the operation method below define? public boolean operation() { return (first.getNext() == null); }

It initializes the linked list.

It determines if the list is empty.

It inserts an element in the linked list.

It displays the list elements.