- Posted By: namita
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Posted By namita on June 29, 2017
Classified Management System Data flow diagram is often used as a preliminary step to create an overview of the Classified without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Classified process. It contains all of the userflow and their entities such all the flow of Advertisement, Location, User, Categories, Create, Listing, Registration. All of the below diagrams has been used for the visualization of data processing and structured design of the Classified process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Classified Management System :
This is the Zero Level DFD of Classified Management System, where we have eloborated the high level process of Classified. It’s a basic overview of the whole Classified Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Create,Listing and Registration showing the system as a single high-level process, with its relationship to external entities of Advertisement,Location and User. It should be easily understood by a wide audience, including Advertisement,User and Create In zero leve DFD of Classified Management System, we have described the high level flow of the Classified system.High Level Entities and proccess flow of Classified Management System:
- Managing all the Advertisement
- Managing all the Location
- Managing all the User
- Managing all the Categories
- Managing all the Create
- Managing all the Listing
- Managing all the Registration
First Level Data flow Diagram(1st Level DFD) of Classified Management System :
First Level DFD (1st Level) of Classified 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 Classified Management System system as a whole. It also identifies internal data stores of Registration, Listing, Create, Categories, User that must be present in order for the Classified system to do its job, and shows the flow of data between the various parts of Advertisement, User, Listing, Registration, Create 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 Classified.Main entities and output of First Level DFD (1st Level DFD):
- Processing Advertisement records and generate report of all Advertisement
- Processing Location records and generate report of all Location
- Processing User records and generate report of all User
- Processing Categories records and generate report of all Categories
- Processing Create records and generate report of all Create
- Processing Listing records and generate report of all Listing
- Processing Registration records and generate report of all Registration
Second Level Data flow Diagram(2nd Level DFD) of Classified Management System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Classified. It may require more functionalities of Classified to reach the necessary level of detail about the Classified functioning. First Level DFD (1st Level) of Classified Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Registration, Listing, Create, Categories, User, Location, Advertisement.Low level functionalities of Classified Management System
- Admin logins to the system and manage all the functionalities of Classified Management System
- Admin can add, edit, delete and view the records of Advertisement, User, Create, Registration
- Admin can manage all the details of Location, Categories, Listing
- Admin can also generate reports of Advertisement, Location, User, Categories, Create, Listing
- Admin can search the details of Location, Create, Listing
- Admin can apply different level of filters on report of Advertisement, Categories, Create
- Admin can tracks the detailed information of Location, User, Categories, , Create
