- Posted By: freeproject
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Posted By freeproject on April 20, 2017
Invoice Management System Data flow diagram is often used as a preliminary step to create an overview of the Invoice without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Invoice process. It contains all of the userflow and their entities such all the flow of Product, Client, Client Quote, Payment, Supplier, Account, Product Quality. All of the below diagrams has been used for the visualization of data processing and structured design of the Invoice process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Invoice Management System :
This is the Zero Level DFD of Invoice Management System, where we have eloborated the high level process of Invoice. It’s a basic overview of the whole Invoice Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Supplier,Account and Product Quality showing the system as a single high-level process, with its relationship to external entities of Product,Client and Client Quote. It should be easily understood by a wide audience, including Product,Client Quote and Supplier In zero leve DFD of Invoice Management System, we have described the high level flow of the Invoice system.High Level Entities and proccess flow of Invoice Management System:
- Managing all the Product
- Managing all the Client
- Managing all the Client Quote
- Managing all the Payment
- Managing all the Supplier
- Managing all the Account
- Managing all the Product Quality
First Level Data flow Diagram(1st Level DFD) of Invoice Management System :
First Level DFD (1st Level) of Invoice 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 Invoice Management System system as a whole. It also identifies internal data stores of Product Quality, Account, Supplier, Payment, Client Quote that must be present in order for the Invoice system to do its job, and shows the flow of data between the various parts of Product, Client Quote, Account, Product Quality, Supplier 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 Invoice.Main entities and output of First Level DFD (1st Level DFD):
- Processing Product records and generate report of all Product
- Processing Client records and generate report of all Client
- Processing Client Quote records and generate report of all Client Quote
- Processing Payment records and generate report of all Payment
- Processing Supplier records and generate report of all Supplier
- Processing Account records and generate report of all Account
- Processing Product Quality records and generate report of all Product Quality
Second Level Data flow Diagram(2nd Level DFD) of Invoice Management System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Invoice. It may require more functionalities of Invoice to reach the necessary level of detail about the Invoice functioning. First Level DFD (1st Level) of Invoice Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Product Quality, Account, Supplier, Payment, Client Quote, Client, Product.Low level functionalities of Invoice Management System
- Admin logins to the system and manage all the functionalities of Invoice Management System
- Admin can add, edit, delete and view the records of Product, Client Quote, Supplier, Product Quality
- Admin can manage all the details of Client, Payment, Account
- Admin can also generate reports of Product, Client, Client Quote, Payment, Supplier, Account
- Admin can search the details of Client, Supplier, Account
- Admin can apply different level of filters on report of Product, Payment, Supplier
- Admin can tracks the detailed information of Client, Client Quote, Payment, , Supplier