Search⌘ K
Home
Courses
Grokking the Low Level Design Interview Using OOD Principles

Use Case Diagram for the Airline Management System

Learn how to define use cases and create the corresponding use case diagram for the airline management system.

We'll cover the following...

Let’s build the airline management system’s use case diagram and understand its components. First, we’ll define the different elements of our airline, followed by the complete use case diagram of the system.

System

Our system is an airline.

Actors

Now, we’ll define the main actors of the airline management system.

Primary actors

  • Customer: The customer is the primary actor for the airline. The customer can search for flights, create an itinerary, make a payment, and update or cancel the flight reservation.

  • Front desk officer: This actor can perform all the actions that the customer can. The front desk officer can create an itinerary, make payments, update or cancel flight reservations on behalf of customers, assign seats, and search for flights.

  • Admin: The admin is responsible for performing various operations, including adding aircraft to the system, creating or modifying flights, flight instances, and their schedules, canceling flights, and assigning crew to flights. ...

Secondary actors