Electricity Billing System Dataflow Diagram

Posted By freeproject on April 17, 2017

Electricity Billing System Data flow diagram is often used as a preliminary step to create an overview of the Electricity without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Electricity process. It contains all of the userflow and their entities such all the flow of Electric, Bills, Payment, Connections, Customer, Paid Record, Unpaid Record. All of the below diagrams has been used for the visualization of data processing and structured design of the Electricity process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Electricity Billing System :

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

High Level Entities and proccess flow of Electricity Billing System:

  • Managing all the Electric
  • Managing all the Bills
  • Managing all the Payment
  • Managing all the Connections
  • Managing all the Customer
  • Managing all the Paid Record
  • Managing all the Unpaid Record
Zero Level DFD Bus Electricity Billing System

First Level Data flow Diagram(1st Level DFD) of Electricity Billing System :

First Level DFD (1st Level) of Electricity Billing 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 Electricity Billing System system as a whole. It also identifies internal data stores of Unpaid Record, Paid Record, Customer, Connections, Payment that must be present in order for the Electricity system to do its job, and shows the flow of data between the various parts of Electric, Payment, Paid Record, Unpaid Record, Customer 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 Electricity.

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

  • Processing Electric records and generate report of all Electric
  • Processing Bills records and generate report of all Bills
  • Processing Payment records and generate report of all Payment
  • Processing Connections records and generate report of all Connections
  • Processing Customer records and generate report of all Customer
  • Processing Paid Record records and generate report of all Paid Record
  • Processing Unpaid Record records and generate report of all Unpaid Record
First Level DFD Electricity Billing System

Second Level Data flow Diagram(2nd Level DFD) of Electricity Billing System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Electricity. It may require more functionalities of Electricity to reach the necessary level of detail about the Electricity functioning. First Level DFD (1st Level) of Electricity Billing System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Unpaid Record, Paid Record, Customer, Connections, Payment, Bills, Electric.

Low level functionalities of Electricity Billing System

  • Admin logins to the system and manage all the functionalities of Electricity Billing System
  • Admin can add, edit, delete and view the records of Electric, Payment, Customer, Unpaid Record
  • Admin can manage all the details of Bills, Connections, Paid Record
  • Admin can also generate reports of Electric, Bills, Payment, Connections, Customer, Paid Record
  • Admin can search the details of Bills, Customer, Paid Record
  • Admin can apply different level of filters on report of Electric, Connections, Customer
  • Admin can tracks the detailed information of Bills, Payment, Connections, , Customer
Second Level DFD Electricity Billing System
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