Human Actor System Actor: Use Case Relationships Quiz

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What is the purpose of a use case from the perspective of an actor?

To output generating results
To change the state of an object (correct)
To calculate a result
To define the system environments

Which relationship between use cases allows for specialized versions of other use cases?

Enable
Extend
Include
Generalization (correct)

In the context of use cases, what does Generalization involve?

Extending the behavior of other core use cases
Putting common behavior in its own use case
The child use case inherits the behavior and meaning of the parent use case (correct)
Explicitly incorporating behavior of another use case at a location specified in the base

Which type of relationship between use cases is used to factor common behavior by extending the behavior of other core use cases?

Extend (B) Signup and view all the answers

What is the primary purpose of actors in use case modeling?

To identify who interacts with the system and how (D) Signup and view all the answers

In a Use Case Diagram, which of the following is an example of a possible use case?

Verifying student ID (A) Signup and view all the answers

What does a use case diagram primarily help with?

Visualizing, specifying, constructing, and documenting the system's behavior (A) Signup and view all the answers

Which of the following is true about a use case?

It describes a set of sequences of actions a system performs for an actor (D) Signup and view all the answers

How can the behavior of a use case be specified?

In natural language, formal language, or pseudo-code (B) Signup and view all the answers

What do actors represent in use case modeling?

Roles that users play when interacting with use cases (D) Signup and view all the answers

In use case modeling, what are actors NOT considered as?

Physical components within the system (A) Signup and view all the answers

What is an example of a relationship that may exist between use cases in a use case diagram?

Inclusion relationship (D) Signup and view all the answers

What is the purpose of specifying actors in a use case?

To identify the agents participating in the processes (A) Signup and view all the answers

In use case modeling, what does the term 'generalization' refer to?

Creating a relationship between specialized and generalized use cases (A) Signup and view all the answers

Which part of a use case description specifies what must be true to allow execution?

Pre Conditions (A) Signup and view all the answers

What does the term 'extension points' refer to in a use case diagram?

Conditions that allow behavior extension by another use case (B) Signup and view all the answers

How do actors and use cases communicate with each other in use case modeling?

By connecting with associations (B) Signup and view all the answers

What is the goal of specifying the 'purpose' in a use case description?

To specify the goal to be achieved by the use case (D) Signup and view all the answers