Photo Galary Dataflow Diagram

Posted By namita on July 7, 2017

Photo Galary Data flow diagram is often used as a preliminary step to create an overview of the Photo without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Photo process. It contains all of the userflow and their entities such all the flow of Media, Images, Wallpapers, Category, Login, Uploads, Authentication. All of the below diagrams has been used for the visualization of data processing and structured design of the Photo process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Photo Galary :

This is the Zero Level DFD of Photo Galary, where we have eloborated the high level process of Photo. It’s a basic overview of the whole Photo Galary or process being analyzed or modeled. It’s designed to be an at-a-glance view of Login,Uploads and Authentication showing the system as a single high-level process, with its relationship to external entities of Media,Images and Wallpapers. It should be easily understood by a wide audience, including Media,Wallpapers and Login In zero leve DFD of Photo Galary, we have described the high level flow of the Photo system.

High Level Entities and proccess flow of Photo Galary:

  • Managing all the Media
  • Managing all the Images
  • Managing all the Wallpapers
  • Managing all the Category
  • Managing all the Login
  • Managing all the Uploads
  • Managing all the Authentication
Zero Level Data flow Diagram(0 Level DFD) of Photo Galary

First Level Data flow Diagram(1st Level DFD) of Photo Galary :

First Level DFD (1st Level) of Photo Galary 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 Photo Galary system as a whole. It also identifies internal data stores of Authentication, Uploads, Login, Category, Wallpapers that must be present in order for the Photo system to do its job, and shows the flow of data between the various parts of Media, Wallpapers, Uploads, Authentication, Login 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 Photo.

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

  • Processing Media records and generate report of all Media
  • Processing Images records and generate report of all Images
  • Processing Wallpapers records and generate report of all Wallpapers
  • Processing Category records and generate report of all Category
  • Processing Login records and generate report of all Login
  • Processing Uploads records and generate report of all Uploads
  • Processing Authentication records and generate report of all Authentication
First Level Data flow Diagram(1st Level DFD) of Photo Gallery

Second Level Data flow Diagram(2nd Level DFD) of Photo Galary :

DFD Level 2 then goes one step deeper into parts of Level 1 of Photo. It may require more functionalities of Photo to reach the necessary level of detail about the Photo functioning. First Level DFD (1st Level) of Photo Galary shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Authentication, Uploads, Login, Category, Wallpapers, Images, Media.

Low level functionalities of Photo Galary

  • Admin logins to the system and manage all the functionalities of Photo Galary
  • Admin can add, edit, delete and view the records of Media, Wallpapers, Login, Authentication
  • Admin can manage all the details of Images, Category, Uploads
  • Admin can also generate reports of Media, Images, Wallpapers, Category, Login, Uploads
  • Admin can search the details of Images, Login, Uploads
  • Admin can apply different level of filters on report of Media, Category, Login
  • Admin can tracks the detailed information of Images, Wallpapers, Category, , Login
Second Level Data flow Diagram(2nd Level DFD) of Photo Gallery
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