- Posted By: namita
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Posted By namita on June 27, 2017
Airline Booking System Data flow diagram is often used as a preliminary step to create an overview of the Airline without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Airline process. It contains all of the userflow and their entities such all the flow of Passenger Reservation, Airline Booking, Passenger, Ticket Booking, Booking Enquiry, Airline Enquiry, Login. All of the below diagrams has been used for the visualization of data processing and structured design of the Airline process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Airline Booking System :
This is the Zero Level DFD of Airline Booking System, where we have eloborated the high level process of Airline. It’s a basic overview of the whole Airline Booking System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Booking Enquiry,Airline Enquiry and Login showing the system as a single high-level process, with its relationship to external entities of Passenger Reservation, Airline Booking and Passenger. It should be easily understood by a wide audience, including Passenger Reservation, Passenger and Booking Enquiry In zero leve DFD of Airline Booking System, we have described the high level flow of the Airline system.High Level Entities and proccess flow of Airline Booking System:
- Managing all the Passenger Reservation
- Managing all the Airline Booking
- Managing all the Passenger
- Managing all the Ticket Booking
- Managing all the Booking Enquiry
- Managing all the Airline Enquiry
- Managing all the Login
First Level Data flow Diagram(1st Level DFD) of Airline Booking System :
First Level DFD (1st Level) ofAirline Booking 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 theAirline Booking System system as a whole. It also identifies internal data stores of Login, Airline Enquiry, Booking Enquiry, Ticket Booking, Passenger that must be present in order for the Airline system to do its job, and shows the flow of data between the various parts of Passenger Reservation, Passenger, Airline Enquiry, Login, Booking Enquiry 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 Airline.Main entities and output of First Level DFD (1st Level DFD):
- Processing Passenger Reservation records and generate report of all Passenger Reservation
- Processing Airline Booking records and generate report of all Airline Booking
- Processing Passenger records and generate report of all Passenger
- Processing Ticket Booking records and generate report of all Ticket Booking
- Processing Booking Enquiry records and generate report of all Booking Enquiry
- Processing Airline Enquiry records and generate report of all Airline Enquiry
- Processing Login records and generate report of all Login
Second Level Data flow Diagram(2nd Level DFD) of Airline Booking System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Airline. It may require more functionalities of Airline to reach the necessary level of detail about the Airline functioning. First Level DFD (1st Level) ofAirline Booking System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Login, Airline Enquiry, Booking Enquiry, Ticket Booking, Passenger, Airline Booking, Passenger Reservation.Low level functionalities of Airline Booking System
- Admin logins to the system and manage all the functionalities of Airline Booking System
- Admin can add, edit, delete and view the records of Passenger Reservation, Passenger, Booking Enquiry, Login
- Admin can manage all the details of Airline Booking, Ticket Booking, Airline Enquiry
- Admin can also generate reports of Passenger Reservation, Airline Booking, Passenger, Ticket Booking, Booking Enquiry, Airline Enquiry
- Admin can search the details of Airline Booking, Booking Enquiry, Airline Enquiry
- Admin can apply different level of filters on report of Passenger Reservation, Ticket Booking, Booking Enquiry
- Admin can tracks the detailed information of Airline Booking, Passenger, Ticket Booking, , Booking Enquiry
