Online Blogging System Dataflow Diagram

Posted By freeproject on April 25, 2017

Online Blogging System Data flow diagram is often used as a preliminary step to create an overview of the Online Blogging without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Online Blogging process. It contains all of the userflow and their entities such all the flow of Blog, Blog Category, Create Blog, Blog Type, Comment, Technology Blog, Web Page. All of the below diagrams has been used for the visualization of data processing and structured design of the Online Blogging process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Online Blogging System :

This is the Zero Level DFD of Online Blogging System, where we have eloborated the high level process of Online Blogging. It’s a basic overview of the whole Online Blogging System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Comment,Technology Blog and Web Page showing the system as a single high-level process, with its relationship to external entities of Blog,Blog Category and Create Blog. It should be easily understood by a wide audience, including Blog,Create Blog and Comment In zero leve DFD of Online Blogging System, we have described the high level flow of the Online Blogging system.

High Level Entities and proccess flow of Online Blogging System:

  • Managing all the Blog
  • Managing all the Blog Category
  • Managing all the Create Blog
  • Managing all the Blog Type
  • Managing all the Comment
  • Managing all the Technology Blog
  • Managing all the Web Page
Zero Level DFD Online Blogging System

First Level Data flow Diagram(1st Level DFD) of Online Blogging System :

First Level DFD (1st Level) of Online Blogging 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 Online Blogging System system as a whole. It also identifies internal data stores of Web Page, Technology Blog, Comment, Blog Type, Create Blog that must be present in order for the Online Blogging system to do its job, and shows the flow of data between the various parts of Blog, Create Blog, Technology Blog, Web Page, Comment 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 Online Blogging.

Main entities and output of First Level DFD (1st Level DFD):

  • Processing Blog records and generate report of all Blog
  • Processing Blog Category records and generate report of all Blog Category
  • Processing Create Blog records and generate report of all Create Blog
  • Processing Blog Type records and generate report of all Blog Type
  • Processing Comment records and generate report of all Comment
  • Processing Technology Blog records and generate report of all Technology Blog
  • Processing Web Page records and generate report of all Web Page
First Level DFD Online Blogging System

Second Level Data flow Diagram(2nd Level DFD) of Online Blogging System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Online Blogging. It may require more functionalities of Online Blogging to reach the necessary level of detail about the Online Blogging functioning. First Level DFD (1st Level) of Online Blogging System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Web Page, Technology Blog, Comment, Blog Type, Create Blog, Blog Category, Blog.

Low level functionalities of Online Blogging System

  • Admin logins to the system and manage all the functionalities of Online Blogging System
  • Admin can add, edit, delete and view the records of Blog, Create Blog, Comment, Web Page
  • Admin can manage all the details of Blog Category, Blog Type, Technology Blog
  • Admin can also generate reports of Blog, Blog Category, Create Blog, Blog Type, Comment, Technology Blog
  • Admin can search the details of Blog Category, Comment, Technology Blog
  • Admin can apply different level of filters on report of Blog, Blog Type, Comment
  • Admin can tracks the detailed information of Blog Category, Create Blog, Blog Type, , Comment
Second Level DFD Online Blogging System
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