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