What is UML?

• A modeling and system design language.

• A programming language.

• A database management tool.

• A software version control system.

How does UML help model a system?

• Visualizes, specifies, constructs, and documents software system components.

• Only used for Java programming.

• Describes only hardware architecture.

• Focuses only on user interfaces.

Which diagram describes the interaction between objects in the system?

• Sequence Diagram.

• State Diagram

• Class Diagram

• Component Diagram

Which diagram describes system behavior using use cases?

• Use Case Diagram

• Class Diagram

• Deployment Diagram

• Activity Diagram

Which chart helps describe the life cycle of an object?

• State Diagram

• Sequence Diagram

• Class Diagram

• Use Case Diagram

Which chart is used to model the work process?

• Activity Diagram

• Class Diagram

• Deployment Diagram

• Sequence Diagram

What are the main components of a class diagram?

• All three above

• Class

• Object

• Relationship

Which relationship describes inheritance between two classes?

• Inheritance (Generalization)

• Association

• Aggregation

• Dependency

In a class diagram, where are class attributes placed?

• In the attributes section of the class

• In the class title section

• In the methods section of the class

• Outside the class

What does an Aggregation relationship indicate?

• A "has-a" relationship where the part can exist independently

• Inheritance relationship

• Dependency relationship

• Interaction relationship