data flow diagram
for hotel management system
airline reservation system sequence diagram
draw complete entity relationship diagram for railway reservation system
E.R diagram of hotel
You can use a template and customize it to fit your personal hotel management system, or you can do one from scratch. There is no wrong or right answer.
levels of dfd diagram of online railway reservation
You also can draw your ER diagram by so many ways. A software called Edraw is a better software to draw the ER diagram. This one has some ready-to-use ER diagrams templates conceptdraw.com/How-To-Guide/er-diagram
An ER diagram is used for any Hotel Management system is very easy b/c first of all we have to make an chart that which things are required in any hotel ?
http://cs.senecac.on.ca/~dbs201/pages/ERD.htm
component diagram for library managment system
how to draw a data floe diagram for blood bank system?
how to draw the er diagram of library management system
DFD diagram of company payroll system.