Travel Agency Management System Dataflow Diagram

Posted By namita on July 11, 2017

Travel Agency Management System Data flow diagram is often used as a preliminary step to create an overview of the Travel Agency without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Travel Agency process. It contains all of the userflow and their entities such all the flow of Travel Agency, Customer, Cabs, Bookings, Charges, Payment, Login. All of the below diagrams has been used for the visualization of data processing and structured design of the Travel Agency process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Travel Agency Management System :

This is the Zero Level DFD of Travel Agency Management System, where we have eloborated the high level process of Travel Agency. It’s a basic overview of the whole Travel Agency Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Charges,Payment and Login showing the system as a single high-level process, with its relationship to external entities of Travel Agency,Customer and Cabs. It should be easily understood by a wide audience, including Travel Agency,Cabs and Charges In zero leve DFD of Travel Agency Management System, we have described the high level flow of the Travel Agency system.

High Level Entities and proccess flow of Travel Agency Management System:

  • Managing all the Travel Agency
  • Managing all the Customer
  • Managing all the Cabs
  • Managing all the Bookings
  • Managing all the Charges
  • Managing all the Payment
  • Managing all the Login
Zero Level Data flow Diagram(0 Level DFD) of Travel Agency Management System

First Level Data flow Diagram(1st Level DFD) of Travel Agency Management System :

First Level DFD (1st Level) of Travel Agency Management 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 Travel Agency Management System system as a whole. It also identifies internal data stores of Login, Payment, Charges, Bookings, Cabs that must be present in order for the Travel Agency system to do its job, and shows the flow of data between the various parts of Travel Agency, Cabs, Payment, Login, Charges 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 Travel Agency.

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

  • Processing Travel Agency records and generate report of all Travel Agency
  • Processing Customer records and generate report of all Customer
  • Processing Cabs records and generate report of all Cabs
  • Processing Bookings records and generate report of all Bookings
  • Processing Charges records and generate report of all Charges
  • Processing Payment records and generate report of all Payment
  • Processing Login records and generate report of all Login
First Level Data flow Diagram(1st Level DFD) of Travel Agency Management System

Second Level Data flow Diagram(2nd Level DFD) of Travel Agency Management System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Travel Agency. It may require more functionalities of Travel Agency to reach the necessary level of detail about the Travel Agency functioning. First Level DFD (1st Level) of Travel Agency Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Login, Payment, Charges, Bookings, Cabs, Customer, Travel Agency.

Low level functionalities of Travel Agency Management System

  • Admin logins to the system and manage all the functionalities of Travel Agency Management System
  • Admin can add, edit, delete and view the records of Travel Agency, Cabs, Charges, Login
  • Admin can manage all the details of Customer, Bookings, Payment
  • Admin can also generate reports of Travel Agency, Customer, Cabs, Bookings, Charges, Payment
  • Admin can search the details of Customer, Charges, Payment
  • Admin can apply different level of filters on report of Travel Agency, Bookings, Charges
  • Admin can tracks the detailed information of Customer, Cabs, Bookings, , Charges
Second Level Data flow Diagram(2nd Level DFD) of Travel Agency Management System
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