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