Atomic use cases

Question 1

What is atomic use case?

Answer 1

Atomic use case is conceived as:

• The positive response of the system
• The response is treated as an indivisible unit

Question 2

What is an update atomic use case?

Answer 2

The response that effects a change of the system’s state to reflect an event that taking place in the application domain

Question 3

What is a query use case?

Answer 3

Perform a query that returns some positive result

Question 4

How do we specify atomic use case?

Answer 4

Collapse various transitions into one transition 
Specify in term of:
- Input 
- Output
- Precondition
- Postcondition