Lecture 13

Question 1

Why is big design/up front anti-pattern are popular?

Answer 1

Estimates, scope, visibility

Question 2

Why is big design/up front anti-pattern dangerous?

Answer 2

• Reduce willingness to change
• High chance of poor design
• High change of deviation
• Decreases morale in development

Question 3

Why are diagrams important?

Answer 3

• Communication

- Ease transition to other teams

Question 4

In OOD, what is the system context model?

Answer 4

A structural model that demonstrates the relationship to other systems in the environment of the system being developed

Question 5

In OOD, what is the interaction model model?

Answer 5

A dynamic model that shows how the system interacts with its environment as it is used.

Question 6

In a UML diagram a static model describes?

Answer 6

The structure of the system, for example in terms of object classes and relationships.

Question 7

In a UML diagram a dynamic model describes?

Answer 7

The interactions between objects or other system components.

Question 8

What are two types of diagrams to sequence models?

Answer 8

• State diagram

- Sequence diagram

Question 9

What diagram should be used to illustrate interface specifications?

Answer 9

Component diagrams can be used as a structural model showing how the system will communicate via interfaces