____ password policies mean that you can now create more than one set of account policies within a domain.

A ________ is a server program that allows users to collaborate to create the content of a Web site

A) diff B) bot C) wiki D) blog

A linked list has the functions insertAtFront, removeFromFront, insertAtBack and removeFromBack, which perform operations on nodes exactly as their names describe. Which two functions would most naturally model the enqueue and dequeue operations, respectively, of a queue?

a. insertAtBack and removeFromBack. b. insertAtBack and removeFromFront. c. removeFromFront and insertAtFront. d. removeFromFront and insertAtBack.