Help Desk Ticketing System Dataflow Diagram

Posted By freeproject on April 20, 2017

Help Desk Ticketing System Data flow diagram is often used as a preliminary step to create an overview of the Help Desk Ticketing without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Help Desk Ticketing process. It contains all of the userflow and their entities such all the flow of Help Desk, Ticket, Issues, Track, Network, FAQ, Problem. All of the below diagrams has been used for the visualization of data processing and structured design of the Help Desk Ticketing process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Help Desk Ticketing System :

This is the Zero Level DFD of Help Desk Ticketing System, where we have eloborated the high level process of Help Desk Ticketing. It’s a basic overview of the whole Help Desk Ticketing System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Network,FAQ and Problem showing the system as a single high-level process, with its relationship to external entities of Help Desk,Ticket and Issues. It should be easily understood by a wide audience, including Help Desk,Issues and Network In zero leve DFD of Help Desk Ticketing System, we have described the high level flow of the Help Desk Ticketing system.

High Level Entities and proccess flow of Help Desk Ticketing System:

  • Managing all the Help Desk
  • Managing all the Ticket
  • Managing all the Issues
  • Managing all the Track
  • Managing all the Network
  • Managing all the FAQ
  • Managing all the Problem
Zero Level DFD Help Desk Ticketing System

First Level Data flow Diagram(1st Level DFD) of Help Desk Ticketing System :

First Level DFD (1st Level) of Help Desk Ticketing 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 Help Desk Ticketing System system as a whole. It also identifies internal data stores of Problem, FAQ, Network, Track, Issues that must be present in order for the Help Desk Ticketing system to do its job, and shows the flow of data between the various parts of Help Desk, Issues, FAQ, Problem, Network 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 Help Desk Ticketing.

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

  • Processing Help Desk records and generate report of all Help Desk
  • Processing Ticket records and generate report of all Ticket
  • Processing Issues records and generate report of all Issues
  • Processing Track records and generate report of all Track
  • Processing Network records and generate report of all Network
  • Processing FAQ records and generate report of all FAQ
  • Processing Problem records and generate report of all Problem
First Level DFD Help Desk Ticketing System

Second Level Data flow Diagram(2nd Level DFD) of Help Desk Ticketing System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Help Desk Ticketing. It may require more functionalities of Help Desk Ticketing to reach the necessary level of detail about the Help Desk Ticketing functioning. First Level DFD (1st Level) of Help Desk Ticketing System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Problem, FAQ, Network, Track, Issues, Ticket, Help Desk.

Low level functionalities of Help Desk Ticketing System

  • Admin logins to the system and manage all the functionalities of Help Desk Ticketing System
  • Admin can add, edit, delete and view the records of Help Desk, Issues, Network, Problem
  • Admin can manage all the details of Ticket, Track, FAQ
  • Admin can also generate reports of Help Desk, Ticket, Issues, Track, Network, FAQ
  • Admin can search the details of Ticket, Network, FAQ
  • Admin can apply different level of filters on report of Help Desk, Track, Network
  • Admin can tracks the detailed information of Ticket, Issues, Track, , Network
Second Level DFD Help Desk Ticketing System
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