One type of UML diagram documents the users, or actors, of an information system and the functions they perform. Any task an actor performs is called a use _______.

Which of the following file properties is generated by Windows Vista and can NOT be changed by the user?

A) Date modified B) Keyword C) Title D) Author

What is the administrative distance for OSPF in Cisco networking?

A) 120 B) 90 C) 110 D) 10