- Posted By: freeproject
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Posted By freeproject on April 18, 2017
Course Enquiry System Data flow diagram is often used as a preliminary step to create an overview of the Course Enquiry without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Course Enquiry process. It contains all of the userflow and their entities such all the flow of Course, Enquiry, Subject, Student, Semester, Fees, Teacher. All of the below diagrams has been used for the visualization of data processing and structured design of the Course Enquiry process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Course Enquiry System :
This is the Zero Level DFD of Course Enquiry System, where we have eloborated the high level process of Course Enquiry. It’s a basic overview of the whole Course Enquiry System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Semester,Fees and Teacher showing the system as a single high-level process, with its relationship to external entities of Course,Enquiry and Subject. It should be easily understood by a wide audience, including Course,Subject and Semester In zero leve DFD of Course Enquiry System, we have described the high level flow of the Course Enquiry system.High Level Entities and proccess flow of Course Enquiry System:
- Managing all the Course
- Managing all the Enquiry
- Managing all the Subject
- Managing all the Student
- Managing all the Semester
- Managing all the Fees
- Managing all the Teacher
First Level Data flow Diagram(1st Level DFD) of Course Enquiry System :
First Level DFD (1st Level) of Course Enquiry 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 Course Enquiry System system as a whole. It also identifies internal data stores of Teacher, Fees, Semester, Student, Subject that must be present in order for the Course Enquiry system to do its job, and shows the flow of data between the various parts of Course, Subject, Fees, Teacher, Semester 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 Course Enquiry.Main entities and output of First Level DFD (1st Level DFD):
- Processing Course records and generate report of all Course
- Processing Enquiry records and generate report of all Enquiry
- Processing Subject records and generate report of all Subject
- Processing Student records and generate report of all Student
- Processing Semester records and generate report of all Semester
- Processing Fees records and generate report of all Fees
- Processing Teacher records and generate report of all Teacher
Second Level Data flow Diagram(2nd Level DFD) of Course Enquiry System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Course Enquiry. It may require more functionalities of Course Enquiry to reach the necessary level of detail about the Course Enquiry functioning. First Level DFD (1st Level) of Course Enquiry System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Teacher, Fees, Semester, Student, Subject, Enquiry, Course.Low level functionalities of Course Enquiry System
- Admin logins to the system and manage all the functionalities of Course Enquiry System
- Admin can add, edit, delete and view the records of Course, Subject, Semester, Teacher
- Admin can manage all the details of Enquiry, Student, Fees
- Admin can also generate reports of Course, Enquiry, Subject, Student, Semester, Fees
- Admin can search the details of Enquiry, Semester, Fees
- Admin can apply different level of filters on report of Course, Student, Semester
- Admin can tracks the detailed information of Enquiry, Subject, Student, , Semester
