This is the UML sequence diagram of Recruitment Officer System which shows the interaction between the objects of Users, Registration, Placements, Resumes, Skills. The instance of class objects involved in this UML Sequence Diagram of Recruitment Officer System are as follows:

• Users Object
• Registration Object
• Placements Object
• Resumes Object
• Skills Object

This is the UML sequence diagram of Recruitment Magement System which shows the interaction between the objects of Inteviews, Placement, Employee, Job, Agency. The instance of class objects involved in this UML Sequence Diagram of Recruitment Magement System are as follows:

• Inteviews Object
• Placement Object
• Employee Object
• Job Object
• Agency 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 Provident Fund System which shows the interaction between the objects of Contributions, Compnay Shares, Registration, Employee Shares, Provident Fund. The instance of class objects involved in this UML Sequence Diagram of Provident Fund System are as follows:

• Contributions Object
• Compnay Shares Object
• Registration Object
• Employee Shares Object
• Provident Fund Object

This is the UML sequence diagram of Product Supply Management System which shows the interaction between the objects of Accounts, Product, Stocks, Delivery, Order. The instance of class objects involved in this UML Sequence Diagram of Product Supply Management System are as follows:

• Accounts Object
• Product Object
• Stocks Object
• Delivery Object
• Order Object

This is the UML sequence diagram of Project Management System which shows the interaction between the objects of Employee, Timesheet, Bug, Salary, Ticket. The instance of class objects involved in this UML Sequence Diagram of Project Management System are as follows:

• Employee Object
• Timesheet Object
• Bug Object
• Salary Object
• Ticket Object

This is the UML sequence diagram of Project Planning Management System which shows the interaction between the objects of Ticket, Salary, Project, Task, Employee. The instance of class objects involved in this UML Sequence Diagram of Project Planning Management System are as follows:

• Ticket Object
• Salary Object
• Project Object
• Task Object
• Employee Object

This is the UML sequence diagram of Property Management System which shows the interaction between the objects of Approvals, Buyers, Sellers, Cost, Property Type. The instance of class objects involved in this UML Sequence Diagram of Property Management System are as follows:

• Approvals Object
• Buyers Object
• Sellers Object
• Cost Object
• Property Type Object

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 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