This is the UML sequence diagram of Railway Enquiry System which shows the interaction between the objects of Trains, , Booking, Stations, Customers Timetable. The instance of class objects involved in this UML Sequence Diagram of Railway Enquiry System are as follows:

• Trains Object
• Object
• Booking Object
• Stations Object
• Customers Timetable Object

This is the UML sequence diagram of Railway Management System which shows the interaction between the objects of Booking, Train Route, Customer, Payment, Ticket. The instance of class objects involved in this UML Sequence Diagram of Railway Management System are as follows:

• Booking Object
• Train Route Object
• Customer Object
• Payment Object
• Ticket Object

This is the UML sequence diagram of Railway Reservation System which shows the interaction between the objects of Customer, Ticket, Train Route, Train Schedule, Booking. The instance of class objects involved in this UML Sequence Diagram of Railway Reservation System are as follows:

• Customer Object
• Ticket Object
• Train Route Object
• Train Schedule Object
• Booking Object

This is the UML sequence diagram of Railway Ticket Booking Portal which shows the interaction between the objects of Customer, Booking, Payment, Ticket, Train Schedule. The instance of class objects involved in this UML Sequence Diagram of Railway Ticket Booking Portal are as follows:

• Customer Object
• Booking Object
• Payment Object
• Ticket Object
• Train Schedule Object

This is the UML sequence diagram of Railway Ticket Reservation system which shows the interaction between the objects of Booking, , Customers Timetable, Trains, Stations. The instance of class objects involved in this UML Sequence Diagram of Railway Ticket Reservation system are as follows:

• Booking Object
• Object
• Customers Timetable Object
• Trains Object
• Stations Object

This is the UML sequence diagram of Restaurent Management System which shows the interaction between the objects of Sells, Orders, Restaurent, Employees, Items. The instance of class objects involved in this UML Sequence Diagram of Restaurent Management System are as follows:

• Sells Object
• Orders Object
• Restaurent Object
• Employees Object
• Items Object

This is the UML sequence diagram of Result Management System which shows the interaction between the objects of Student, Result, Semester, Exam, Class. The instance of class objects involved in this UML Sequence Diagram of Result Management System are as follows:

• Student Object
• Result Object
• Semester Object
• Exam Object
• Class Object

This is the UML sequence diagram of Restaurent Reservation Management System which shows the interaction between the objects of Sells, Booking, Items, Customer, Employees. The instance of class objects involved in this UML Sequence Diagram of Restaurent Reservation Management System are as follows:

• Sells Object
• Booking Object
• Items Object
• Customer Object
• Employees Object

This is the UML sequence diagram of Quiz Management System which shows the interaction between the objects of Academic, Quiz, Winner, Performance, Participate. The instance of class objects involved in this UML Sequence Diagram of Quiz Management System are as follows:

• Academic Object
• Quiz Object
• Winner Object
• Performance Object
• Participate Object

This is the UML sequence diagram of Reseller Management System which shows the interaction between the objects of Balance Due, Company, Company Type, Reseller, Sold License. The instance of class objects involved in this UML Sequence Diagram of Reseller Management System are as follows:

• Balance Due Object
• Company Object
• Company Type Object
• Reseller Object
• Sold License Object