Which one of the following statements is true about sequence diagrams?
A. A sequence diagram is class based
B. A sequence diagram presents the participants of a system from right to left
C. The vertical broken lines represent the lifetime of the class in the system.
D. A sequence diagram is object based
Answer:A
Which one of the following statements is true about sequence diagrams?
A. A sequence diagram is class based B. A sequence diagram presents the participants of a system from right to left C. The vertical broken lines represent the lifetime of the class in the system. D. A sequence diagram is object based
Explanation: A sequence diagram is object based rather than class based. It is used to model a process in a system step by step.