Which symbol is typically used to represent an actor in a use case diagram?Mark(Choose one option)ArrowEllipseStick figureRectangle

How are actors typically represented in a UML Use Case Diagram?Mark(Choose all possible options)With circlesWith stick figuresWith trianglesWith rectangles

In a Use Case Diagram, what does an oval symbol typically represent?Mark(Choose all possible options)A system boundary indicating the scope of the diagramA decision point in the system's workflowA user or external actor interacting with the systemA data store or database entity

Which of the following statements is applicable to an Actor in a Use Case Diagram?Select one:An actor specifies a role played by a user or an external system that interacts with the system being depictedAn actor is a person who is actively involved in the design of the systemAn actor can be placed inside the system boundary to show that it belongs to the systemEach actor in a Use Case Diagram can interact with only one Use Case

In a UML use case diagram, an oval is used to represent what?

What is the primary purpose of a use case diagram?Mark(Choose all possible options)To manage project tasksTo define system functionalitiesTo represent algorithm stepsTo show the data structure