Draw and explain Level 1 DFD for railway reservation system.

Draw and explain Level 1 DFD for railway reservation system.
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1 Answer

Answer :

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The passenger can initiate either Reservation process or Enquiry process; If a user opts for Reservation process then the system shall proceed with ticket generation process and same needs to be notified to the Admin. If user opts for enquiry module then appropriate request shall be entertain and result to be displayed to the user.

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