A Textual Model That Describes the Processing Details of a Use

Q16: ​A unique set of internal activities within

Q17: On a sequence diagram,a message represents a

Q18: An oval indicates an embedded use case

Q19: To show a set of messages that

Q20: Which is correct?​ <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5681/.jpg" alt="Which is

Q22: If the True/False condition on a message

Q23: Which model is most useful in developing

Q24: An arrow on a system sequence diagram

Q25: A good way to describe a use

Q26: What is the primary purpose of the