Question

Answer both, I will give a thumb up. Thank you

1. Which of the following claims are correct about a use case

Each use case focuses on a specific scenario

A use case is a sequence of actions

Each use case focuses on a single action

Multiple scenarios are associated with each use case.

Each action yields a result

2. Which of the following are true about a use case. More than one.

  

Each result has a value to one of the actors

   

A use case describes the graphical presentation of the user interface.

   

A use case corresponds to a Java package.

   

A time limit is specified for each use case.

   

An action is an interaction between an actor and the computer system

Answer 1

Use case Diagram: The use case diagram explains how the actors interact with the system.

Actor: An actor may be an external person or system.

Action : An action is an interaction between the actor and computer system

1) Generally the use case diagram is represented in unified modeling language

answer:

1)A use case is a sequence of actions.

Each use case is a sequence of steps beginning with a user goal and ending with user goal is fulfilled.

2)An action is interaction between an actor and the computer system

For example ,Logging into system the actor provides username ,password and interacts the system