A use case diagram is used to indicate how ________.
A) direct implementation is carried out in companies
B) users can switch from one operating system to another
C) database tables are interconnected with one another
D) different types of users will interact with a system
Question 2
Which of the following statements is true of intranets?
A) Their functionality is restricted to organizing employee information and distributing announcements.
B) They are accessible only to authorized individuals through an organization's portal.
C) They are grids consisting of private, public, academic, business, and government networks.
D) They are open systems and are accessible to all users surfing the web.