- Posted By: namita
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Posted By namita on July 7, 2017
Mobile Service Enquiry System Data flow diagram is often used as a preliminary step to create an overview of the Mobile without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Mobile process. It contains all of the userflow and their entities such all the flow of Mobile, Customer, Problems, Warranty, Payments, Models, Login. All of the below diagrams has been used for the visualization of data processing and structured design of the Mobile process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Mobile Service Enquiry System :
This is the Zero Level DFD of Mobile Service Enquiry System, where we have eloborated the high level process of Mobile. It’s a basic overview of the whole Mobile Service Enquiry System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Payments,Models and Login showing the system as a single high-level process, with its relationship to external entities of Mobile,Customer and Problems. It should be easily understood by a wide audience, including Mobile,Problems and Payments In zero leve DFD of Mobile Service Enquiry System, we have described the high level flow of the Mobile system.High Level Entities and proccess flow of Mobile Service Enquiry System:
- Managing all the Mobile
- Managing all the Customer
- Managing all the Problems
- Managing all the Warranty
- Managing all the Payments
- Managing all the Models
- Managing all the Login
First Level Data flow Diagram(1st Level DFD) of Mobile Service Enquiry System :
First Level DFD (1st Level) of Mobile Service 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 Mobile Service Enquiry System system as a whole. It also identifies internal data stores of Login, Models, Payments, Warranty, Problems that must be present in order for the Mobile system to do its job, and shows the flow of data between the various parts of Mobile, Problems, Models, Login, Payments 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 Mobile.Main entities and output of First Level DFD (1st Level DFD):
- Processing Mobile records and generate report of all Mobile
- Processing Customer records and generate report of all Customer
- Processing Problems records and generate report of all Problems
- Processing Warranty records and generate report of all Warranty
- Processing Payments records and generate report of all Payments
- Processing Models records and generate report of all Models
- Processing Login records and generate report of all Login
Second Level Data flow Diagram(2nd Level DFD) of Mobile Service Enquiry System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Mobile. It may require more functionalities of Mobile to reach the necessary level of detail about the Mobile functioning. First Level DFD (1st Level) of Mobile Service Enquiry System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Login, Models, Payments, Warranty, Problems, Customer, Mobile.Low level functionalities of Mobile Service Enquiry System
- Admin logins to the system and manage all the functionalities of Mobile Service Enquiry System
- Admin can add, edit, delete and view the records of Mobile, Problems, Payments, Login
- Admin can manage all the details of Customer, Warranty, Models
- Admin can also generate reports of Mobile, Customer, Problems, Warranty, Payments, Models
- Admin can search the details of Customer, Payments, Models
- Admin can apply different level of filters on report of Mobile, Warranty, Payments
- Admin can tracks the detailed information of Customer, Problems, Warranty, , Payments
