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

• Resumes Object
• Registration Object
• Placements Object
• Skills Object
• Company Object

This is the UML sequence diagram of Poll Survey System which shows the interaction between the objects of Users, Polls, Registration, Survey, Results. The instance of class objects involved in this UML Sequence Diagram of Poll Survey System are as follows:

• Users Object
• Polls Object
• Registration Object
• Survey Object
• Results 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 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 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 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 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

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 Resume Builder System which shows the interaction between the objects of Salary, Jobseeker, Resume, Question, Skills. The instance of class objects involved in this UML Sequence Diagram of Resume Builder System are as follows:

• Salary Object
• Jobseeker Object
• Resume Object
• Question Object
• Skills Object

This is the UML sequence diagram of RTO Registration System which shows the interaction between the objects of Driving License, Insurance, Customer, Payment, Vehicle. The instance of class objects involved in this UML Sequence Diagram of RTO Registration System are as follows:

• Driving License Object
• Insurance Object
• Customer Object
• Payment Object
• Vehicle Object