This is the UML sequence diagram of School Management System which shows the interaction between the objects of Registration, Teacher, Course, Student, Classes. The instance of class objects involved in this UML Sequence Diagram of School Management System are as follows:

• Registration Object
• Teacher Object
• Course Object
• Student Object
• Classes Object

This is the UML sequence diagram of School Registration System which shows the interaction between the objects of Classes, Registration, School, Teacher, Student. The instance of class objects involved in this UML Sequence Diagram of School Registration System are as follows:

• Classes Object
• Registration Object
• School Object
• Teacher Object
• Student Object

This is the UML sequence diagram of Shoe Shop Management System which shows the interaction between the objects of Product, Payment, Order, Shipment, Shoe. The instance of class objects involved in this UML Sequence Diagram of Shoe Shop Management System are as follows:

• Product Object
• Payment Object
• Order Object
• Shipment Object
• Shoe Object

This is the UML sequence diagram of Shop Management System which shows the interaction between the objects of Product, Stock Inventory, Payments, Discounts, Sales. The instance of class objects involved in this UML Sequence Diagram of Shop Management System are as follows:

• Product Object
• Stock Inventory Object
• Payments Object
• Discounts Object
• Sales Object

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

• Shopping Cart Object
• Order Object
• Shopping Object
• Delivery Object
• Confirm Order Object

This is the UML sequence diagram of Shopping Cart System which shows the interaction between the objects of Shopping Cart, Delivery, Shopping, Product, Payment. The instance of class objects involved in this UML Sequence Diagram of Shopping Cart System are as follows:

• Shopping Cart Object
• Delivery Object
• Shopping Object
• Product Object
• Payment Object

This is the UML sequence diagram of Social Networking Site which shows the interaction between the objects of Videos, Social Network, Friends, Posts, Photos. The instance of class objects involved in this UML Sequence Diagram of Social Networking Site are as follows:

• Videos Object
• Social Network Object
• Friends Object
• Posts Object
• Photos Object

This is the UML sequence diagram of Stock Management System which shows the interaction between the objects of Stock, Product, Customer, Store, Quality. The instance of class objects involved in this UML Sequence Diagram of Stock Management System are as follows:

• Stock Object
• Product Object
• Customer Object
• Store Object
• Quality Object

This is the UML sequence diagram of Store Management System which shows the interaction between the objects of Product Quality, Customer, Bill, Product, Store. The instance of class objects involved in this UML Sequence Diagram of Store Management System are as follows:

• Product Quality Object
• Customer Object
• Bill Object
• Product Object
• Store Object

This is the UML sequence diagram of Stores Manager Sales System which shows the interaction between the objects of Sales, Customer, Purchasing, Supplier, Payment. The instance of class objects involved in this UML Sequence Diagram of Stores Manager Sales System are as follows:

• Sales Object
• Customer Object
• Purchasing Object
• Supplier Object
• Payment Object