8. Getting the system to work Flashcards
1
Q
What is the main difference between a sequence diagram and a collaboration diagram?
A
Sequence diagram has clear time dimension (without numbering the messages)
2
Q
Identify the diagrams in figure 2
A
Sequence diagram
Collaboration diagram
3
Q
What does CounterStaff represent?
A
The actor that initiates the event
4
Q
What do the boxes customer and film represent?
A
Object
5
Q
In general terms, what do these diagrams describe?
A
Messages sent from actor to system and from object to object in order to perform a particular task
6
Q
Do these diagrams represent the same thing or something different?
A
Same
7
Q
What are the labelled arrows? (figure 2B)
A
Messages
8
Q
Why are they numbered? (figure 2B)
A
To give time dimension
