- Posted By: freeproject
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Posted By freeproject on April 21, 2017
Exam Paper Repository System Data flow diagram is often used as a preliminary step to create an overview of the Exam Paper without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Exam Paper process. It contains all of the userflow and their entities such all the flow of Student, Exam, Staff, Question Paper, Subject, Class, Room. All of the below diagrams has been used for the visualization of data processing and structured design of the Exam Paper process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Exam Paper Repository System :
This is the Zero Level DFD of Exam Paper Repository System, where we have eloborated the high level process of Exam Paper. It’s a basic overview of the whole Exam Paper Repository System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Subject,Class and Room showing the system as a single high-level process, with its relationship to external entities of Student,Exam and Staff. It should be easily understood by a wide audience, including Student,Staff and Subject In zero leve DFD of Exam Paper Repository System, we have described the high level flow of the Exam Paper system.High Level Entities and proccess flow of Exam Paper Repository System:
- Managing all the Student
- Managing all the Exam
- Managing all the Staff
- Managing all the Question Paper
- Managing all the Subject
- Managing all the Class
- Managing all the Room
First Level Data flow Diagram(1st Level DFD) of Exam Paper Repository System :
First Level DFD (1st Level) of Exam Paper Repository 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 Exam Paper Repository System system as a whole. It also identifies internal data stores of Room, Class, Subject, Question Paper, Staff that must be present in order for the Exam Paper system to do its job, and shows the flow of data between the various parts of Student, Staff, Class, Room, Subject 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 Exam Paper.Main entities and output of First Level DFD (1st Level DFD):
- Processing Student records and generate report of all Student
- Processing Exam records and generate report of all Exam
- Processing Staff records and generate report of all Staff
- Processing Question Paper records and generate report of all Question Paper
- Processing Subject records and generate report of all Subject
- Processing Class records and generate report of all Class
- Processing Room records and generate report of all Room
Second Level Data flow Diagram(2nd Level DFD) of Exam Paper Repository System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Exam Paper. It may require more functionalities of Exam Paper to reach the necessary level of detail about the Exam Paper functioning. First Level DFD (1st Level) of Exam Paper Repository System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Room, Class, Subject, Question Paper, Staff, Exam, Student.Low level functionalities of Exam Paper Repository System
- Admin logins to the system and manage all the functionalities of Exam Paper Repository System <
- Admin logins to the system and manage all the functionalities of Exam Paper Repository System
- Admin can add, edit, delete and view the records of Student, Staff, Subject, Room
- Admin can manage all the details of Exam, Question Paper, Class
- Admin can also generate reports of Student, Exam, Staff, Question Paper, Subject, Class
- Admin can search the details of Exam, Subject, Class
- Admin can apply different level of filters on report of Student, Question Paper, Subject
- Admin can tracks the detailed information of Exam, Staff, Question Paper, , Subject
- Admin can manage all the details of Exam, Question Paper, Class
- Admin can also generate reports of Student, Exam, Staff, Question Paper, Subject, Class
- Admin can search the details of Exam, Subject, Class
- Admin can apply different level of filters on report of Student, Question Paper, Subject
- Admin can tracks the detailed information of Exam, Staff, Question Paper, , Subject
Second Level Data flow Diagram(2nd Level DFD) of Exam Paper Repository System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Exam Paper. It may require more functionalities of Exam Paper to reach the necessary level of detail about the Exam Paper functioning. First Level DFD (1st Level) of Exam Paper Repository System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Room, Class, Subject, Question Paper, Staff, Exam, Student.Low level functionalities of Exam Paper Repository System
