- Posted By: freeproject
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Posted By freeproject on April 24, 2017
Train Enquiry System Data flow diagram is often used as a preliminary step to create an overview of the Train Enquiry without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Train Enquiry process. It contains all of the userflow and their entities such all the flow of Train, Ticket, Train Route, Train Shedule, Enquiry, Booking, Customer. All of the below diagrams has been used for the visualization of data processing and structured design of the Train Enquiry process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Train Enquiry System :
This is the Zero Level DFD of Train Enquiry System, where we have eloborated the high level process of Train Enquiry. It’s a basic overview of the whole Train Enquiry System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Enquiry,Booking and Customer showing the system as a single high-level process, with its relationship to external entities of Train,Ticket and Train Route. It should be easily understood by a wide audience, including Train,Train Route and Enquiry In zero leve DFD of Train Enquiry System, we have described the high level flow of the Train Enquiry system.High Level Entities and proccess flow of Train Enquiry System:
- Managing all the Train
- Managing all the Ticket
- Managing all the Train Route
- Managing all the Train Shedule
- Managing all the Enquiry
- Managing all the Booking
- Managing all the Customer
First Level Data flow Diagram(1st Level DFD) of Train Enquiry System :
First Level DFD (1st Level) of Train 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 Train Enquiry System system as a whole. It also identifies internal data stores of Customer, Booking, Enquiry, Train Shedule, Train Route that must be present in order for the Train Enquiry system to do its job, and shows the flow of data between the various parts of Train, Train Route, Booking, Customer, Enquiry 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 Train Enquiry.Main entities and output of First Level DFD (1st Level DFD):
- Processing Train records and generate report of all Train
- Processing Ticket records and generate report of all Ticket
- Processing Train Route records and generate report of all Train Route
- Processing Train Shedule records and generate report of all Train Shedule
- Processing Enquiry records and generate report of all Enquiry
- Processing Booking records and generate report of all Booking
- Processing Customer records and generate report of all Customer
Second Level Data flow Diagram(2nd Level DFD) of Train Enquiry System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Train Enquiry. It may require more functionalities of Train Enquiry to reach the necessary level of detail about the Train Enquiry functioning. First Level DFD (1st Level) of Train Enquiry System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Customer, Booking, Enquiry, Train Shedule, Train Route, Ticket, Train.Low level functionalities of Train Enquiry System
- Admin logins to the system and manage all the functionalities of Train Enquiry System
- Admin can add, edit, delete and view the records of Train, Train Route, Enquiry, Customer
- Admin can manage all the details of Ticket, Train Shedule, Booking
- Admin can also generate reports of Train, Ticket, Train Route, Train Shedule, Enquiry, Booking
- Admin can search the details of Ticket, Enquiry, Booking
- Admin can apply different level of filters on report of Train, Train Shedule, Enquiry
- Admin can tracks the detailed information of Ticket, Train Route, Train Shedule, , Enquiry
