2/1/2022

Sequence Diagram For Online Food Ordering System

This is the UML sequence diagram of Food Ordering System which shows the interaction between the objects of Order, Delivery, Category, Customer, Food Item. The instance of class objects involved in this UML Sequence Diagram of Food Ordering System are as follows:

Sequence Diagram For Online Food Ordering System
  • Order Object
  • Delivery Object
  • Category Object
  • Customer Object
  • Food Item Object
  • The online food ordering system gives restaurants the ability to increase Sales and expand their business by giving customers the facility to order food online. With an online restaurant menu ordering system, customers can place orders online 24.7.
  • A UML Class Diagram showing online food ordering system. You can edit this UML Class Diagram using Creately diagramming tool and include in your report/presentation/website.
  • The ordering system was designed using Use Case, Class, Sequence and State diagrams offered by UML. Use Case diagram Figures 1.a, 1.b and 1.c are respectively the Use Case diagrams for the system. The functionalities may be classified into 3 main subsystems: Customer registration, Inventory management and the purchasing subsystem.

Login Sequence Diagram of Food Ordering System:

Our system can be divided into two different sequence diagram as shown below: Sequence Diagrams for Placing an Order (ENSE 621 version) Figure 17. Sequence of Messages for Placing an Order As seen in the diagram the customer enters the system by clicking begin button and selects his language choice.

This is the Login Sequence Diagram of Food Ordering System, where admin will be able to login in their account using their credentials. After login user can manage all the operations on Category, Order, Delivery, Food Item, Customer. All the pages such as Delivery, Food Item, Customer are secure and user can access these page after login. The diagram below helps demonstrate how the login page works in a Food Ordering System. The various objects in the Food Item, Category, Order, Delivery, and Customer page—interact over the course of the sequence, and user will not be able to access this page without verifying their identity.

Sequence Diagram For Online Food Ordering SystemSequence Diagram For Online Food Ordering System

This is the UML sequence diagram of Food Ordering System which shows the interaction between the objects of Order, Delivery, Category, Customer, Food Item. The instance of class objects involved in this UML Sequence Diagram of Food Ordering System are as follows:

  • Order Object
  • Delivery Object
  • Category Object
  • Customer Object
  • Food Item Object
Food

Data flow diagram for food ordering system

A data flow diagram is a graphical view of how data is processed in a system in terms of input and output.
The Data flow diagram (DFD) contains some symbol for drawing the data flow diagram.

Data flow diagram symbol

SymbolDescription
Data Flow – Data flow are pipelines through the packets of information flow.
Process : A Process or task performed by the system.
Entity : Entity are object of the system. A source or destination data of a system.
Data Store : A place where data to be stored.

Context level DFD for Online food system

Sequence Diagram For Online Food Ordering System Project

1st level DFD for User

2nd level DFD for user (3.0)

Sequence Diagram For Online Food Ordering System Diagram

Admin side DFD for online food system