- Posted By: freeproject
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Posted By freeproject on April 14, 2017
University Bulletin Board Data flow diagram is often used as a preliminary step to create an overview of the University without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the University process. It contains all of the userflow and their entities such all the flow of University News, News Comments, News Category, News, System State, Result News, Student. All of the below diagrams has been used for the visualization of data processing and structured design of the University process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of University Bulletin Board :
This is the Zero Level DFD of University Bulletin Board, where we have eloborated the high level process of University. It’s a basic overview of the whole University Bulletin Board or process being analyzed or modeled. It’s designed to be an at-a-glance view of System State, and Student showing the system as a single high-level process, with its relationship to external entities of University News,News Comments and News Category. It should be easily understood by a wide audience, including University News,News Category and System State In zero leve DFD of University Bulletin Board, we have described the high level flow of the University system.High Level Entities and process flow of University Bulletin Board:
- Managing all the University News
- Managing all the News Comments
- Managing all the News Category
- Managing all the News
- Managing all the System State
- Managing all the Result News
- Managing all the Student
First Level Data flow Diagram(1st Level DFD) of University Bulletin Board :
First Level DFD (1st Level) of University Bulletin Board 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 University Bulletin Board system as a whole. It also identifies internal data stores ofStudent,Result News,System State, News, News Category that must be present in order for the University system to do its job, and shows the flow of data between the various parts of University News, News Category,Result News,Student,System State 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 University.Main entities and output of First Level DFD (1st Level DFD):
- Processing University News records and generate report of all University News
- Processing News Comments records and generate report of all News Comments
- Processing News Category records and generate report of all News Category
- Processing News records and generate report of all News
- Processing System State records and generate report of all System State
- Processing Result News records and generate report of all Result News
- Processing Student records and generate report of all Student
Second Level Data flow Diagram(2nd Level DFD) of University Bulletin Board :
DFD Level 2 then goes one step deeper into parts of Level 1 of University. It may require more functionalities of University to reach the necessary level of detail about the University functioning. First Level DFD (1st Level) of University Bulletin Board shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Student,Result News,System State, News, News Category, News Comments, University News.Low level functionalities of University Bulletin Board
- Admin logins to the system and manage all the functionalities of University Bulletin Board
- Admin can add, edit, delete and view the records of University News, News Category,System State,Student
- Admin can manage all the details of News Comments, News,Result News
- Admin can also generate reports of University News, News Comments, News Category, News,System State,Result News
- Admin can search the details of News Comments,System State,Result News
- Admin can apply different level of filters on report of University News, News,System State
- Admin can tracks the detailed information of News Comments, News Category, News, ,System State