Airlines Reservation System Dataflow Diagram

Posted By freeproject on April 14, 2017

Airlines Reservation System Data flow diagram is often used as a preliminary step to create an overview of the Airlines without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Airlines process. It contains all of the userflow and their entities such all the flow of Airlines Ticket, Airlines Shedule, Airlines Route, Customer, Booking, Airlines Company, Airlines Employee. All of the below diagrams has been used for the visualization of data processing and structured design of the Airlines process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Airlines Reservation System :

This is the Zero Level DFD of Airlines Reservation System, where we have eloborated the high level process of Airlines. It’s a basic overview of the whole Airlines Reservation System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Booking,Airlines Company and Airlines Employee showing the system as a single high-level process, with its relationship to external entities of Airlines Ticket,Airlines Shedule and Airlines Route. It should be easily understood by a wide audience, including Airlines Ticket,Airlines Route and Booking In zero leve DFD of Airlines Reservation System, we have described the high level flow of the Airlines system.

High Level Entities and proccess flow of Airlines Reservation System:

  • Managing all the Airlines Ticket
  • Managing all the Airlines Shedule
  • Managing all the Airlines Route
  • Managing all the Customer
  • Managing all the Booking
  • Managing all the Airlines Company
  • Managing all the Airlines Employee
Zero Level DFD Airlines Reservation System

First Level Data flow Diagram(1st Level DFD) of Airlines Reservation System :

First Level DFD (1st Level) of Airlines Reservation System shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the Airlines Reservation System system as a whole. It also identifies internal data stores of Airlines Employee, Airlines Company, Booking, Customer, Airlines Route that must be present in order for the Airlines system to do its job, and shows the flow of data between the various parts of Airlines Ticket, Airlines Route, Airlines Company, Airlines Employee, Booking of the system. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. You will highlight the main functionalities of Airlines.

Main entities and output of First Level DFD (1st Level DFD):

  • Processing Airlines Ticket records and generate report of all Airlines Ticket
  • Processing Airlines Shedule records and generate report of all Airlines Shedule
  • Processing Airlines Route records and generate report of all Airlines Route
  • Processing Customer records and generate report of all Customer
  • Processing Booking records and generate report of all Booking
  • Processing Airlines Company records and generate report of all Airlines Company
  • Processing Airlines Employee records and generate report of all Airlines Employee
First Level DFD Airlines Reservation System

Second Level Data flow Diagram(2nd Level DFD) of Airlines Reservation System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Airlines. It may require more functionalities of Airlines to reach the necessary level of detail about the Airlines functioning. First Level DFD (1st Level) of Airlines Reservation System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Airlines Employee, Airlines Company, Booking, Customer, Airlines Route, Airlines Shedule, Airlines Ticket.

Low level functionalities of Airlines Reservation System

  • Admin logins to the system and manage all the functionalities of Airlines Reservation System
  • Admin can add, edit, delete and view the records of Airlines Ticket, Airlines Route, Booking, Airlines Employee
  • Admin can manage all the details of Airlines Shedule, Customer, Airlines Company
  • Admin can also generate reports of Airlines Ticket, Airlines Shedule, Airlines Route, Customer, Booking, Airlines Company
  • Admin can search the details of Airlines Shedule, Booking, Airlines Company
  • Admin can apply different level of filters on report of Airlines Ticket, Customer, Booking
  • Admin can tracks the detailed information of Airlines Shedule, Airlines Route, Customer, , Booking
Second Level DFD Airlines Reservation System
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