H ere are some suggestions on how to look o r get an appointment for unique items.     N on-Functional requirements r…

I t specifies the activities that the system should perform. T hat is, it defines the services that the user expects …

The business process related to the airline  system consists of five parts.  Login control   Handling passengers   Sch…

Actors in a system are groups of people who make an active contribution to the system.  Actors related to the flight s…