E-Governance System Dataflow Diagram

Posted By freeproject on April 17, 2017

E-Governance System Data flow diagram is often used as a preliminary step to create an overview of the E-Governance without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the E-Governance process. It contains all of the userflow and their entities such all the flow of Bills, Petition, Payment, Customer, Exchange Information, Government Services, Tax. All of the below diagrams has been used for the visualization of data processing and structured design of the E-Governance process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of E-Governance System :

This is the Zero Level DFD of E-Governance System, where we have eloborated the high level process of E-Governance. It’s a basic overview of the whole E-Governance System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Exchange Information,Government Services and Tax showing the system as a single high-level process, with its relationship to external entities of Bills,Petition and Payment. It should be easily understood by a wide audience, including Bills,Payment and Exchange Information In zero leve DFD of E-Governance System, we have described the high level flow of the E-Governance system.

High Level Entities and proccess flow of E-Governance System:

  • Managing all the Bills
  • Managing all the Petition
  • Managing all the Payment
  • Managing all the Customer
  • Managing all the Exchange Information
  • Managing all the Government Services
  • Managing all the Tax
Zero Level DFD E-Governance System

First Level Data flow Diagram(1st Level DFD) of E-Governance System :

First Level DFD (1st Level) of E-Governance 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 E-Governance System system as a whole. It also identifies internal data stores of Tax, Government Services, Exchange Information, Customer, Payment that must be present in order for the E-Governance system to do its job, and shows the flow of data between the various parts of Bills, Payment, Government Services, Tax, Exchange Information 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 E-Governance.

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

  • Processing Bills records and generate report of all Bills
  • Processing Petition records and generate report of all Petition
  • Processing Payment records and generate report of all Payment
  • Processing Customer records and generate report of all Customer
  • Processing Exchange Information records and generate report of all Exchange Information
  • Processing Government Services records and generate report of all Government Services
  • Processing Tax records and generate report of all Tax
First Level DFD E-Governance System

Second Level Data flow Diagram(2nd Level DFD) of E-Governance System :

DFD Level 2 then goes one step deeper into parts of Level 1 of E-Governance. It may require more functionalities of E-Governance to reach the necessary level of detail about the E-Governance functioning. First Level DFD (1st Level) of E-Governance System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Tax, Government Services, Exchange Information, Customer, Payment, Petition, Bills.

Low level functionalities of E-Governance System

  • Admin logins to the system and manage all the functionalities of E-Governance System
  • Admin can add, edit, delete and view the records of Bills, Payment, Exchange Information, Tax
  • Admin can manage all the details of Petition, Customer, Government Services
  • Admin can also generate reports of Bills, Petition, Payment, Customer, Exchange Information, Government Services
  • Admin can search the details of Petition, Exchange Information, Government Services
  • Admin can apply different level of filters on report of Bills, Customer, Exchange Information
  • Admin can tracks the detailed information of Petition, Payment, Customer, , Exchange Information
Second Level DFD E-Governance System
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