REFRESHMENT QUIZ OOAD

Which of the following diagrams shows the static structure of a system?

• Activity Diagram

• Sequence Diagram

• Class Diagram

• State Machine Diagram

In a class diagram, which relationship represents a “whole–part” hierarchy?

• Association

• Generalization

• Aggregation

• Multiplicity

The relationship that connects classes that work together to achieve a task is called_____

Which symbol in UML indicates inheritance or “is-a” relationship?

• 
• 
• 
• 

An __________ class is used when an association itself has attributes or operations.

Which of the following best describes the purpose of a use-case diagram?

• To represent data flow between databases

• To show the structure of the system classes

• To illustrate the interactions between actors and the system

• To define the physical components of the system

In Functional Modeling, the primary actor is the one who:

• Creates UML diagrams

• Triggers the system to perform a use case

• Observes the process without interacting

• Handles data storage

A use case describes how a user interacts with a_____

What does an activity diagram mainly depict?

• How objects are structured in the system

• The dynamic flow of activities within a business process

• How the system behaves over time

• The physical network of system components

Before moving to structural and behavioral models, the functional model should be verified and validated through a process called a ______