This is the UML sequence diagram of Marrige Buero Management System which shows the interaction between the objects of Photograp, Document, Search Partners, Registration, Profile. The instance of class objects involved in this UML Sequence Diagram of Marrige Buero Management System are as follows:

• Photograp Object
• Document Object
• Search Partners Object
• Registration Object
• Profile Object

This is the UML sequence diagram of Mailing System which shows the interaction between the objects of Mailbox, MailserverAdress, Subject, Userdata, Domain. The instance of class objects involved in this UML Sequence Diagram of Mailing System are as follows:

• Mailbox Object
• MailserverAdress Object
• Subject Object
• Userdata Object
• Domain Object

This is the UML sequence diagram of Login Management System which shows the interaction between the objects of Password, Register, Programmer, Username, Change Password. The instance of class objects involved in this UML Sequence Diagram of Login Management System are as follows:

• Password Object
• Register Object
• Programmer Object
• Username Object
• Change Password Object

This is the UML sequence diagram of Library Application System which shows the interaction between the objects of Expiry, Student, Book, Address, Supplier. The instance of class objects involved in this UML Sequence Diagram of Library Application System are as follows:

• Expiry Object
• Student Object
• Book Object
• Address Object
• Supplier Object

This is the UML sequence diagram of KBC Quiz System which shows the interaction between the objects of Questions, Points, Level, Answers, Patterns. The instance of class objects involved in this UML Sequence Diagram of KBC Quiz System are as follows:

• Questions Object
• Points Object
• Level Object
• Answers Object
• Patterns Object

This is the UML sequence diagram of Laboratory Inventory System which shows the interaction between the objects of Maintenance, Annotate Items, Inventory Valuation, Check in/out Items, Record Information. The instance of class objects involved in this UML Sequence Diagram of Laboratory Inventory System are as follows:

• Maintenance Object
• Annotate Items Object
• Inventory Valuation Object
• Check in/out Items Object
• Record Information Object

This is the UML sequence diagram of Laboratory Management System which shows the interaction between the objects of Update, View, Student, Report, Lab. The instance of class objects involved in this UML Sequence Diagram of Laboratory Management System are as follows:

• Update Object
• View Object
• Student Object
• Report Object
• Lab Object

This is the UML sequence diagram of Leave Approval System which shows the interaction between the objects of Cancel Leave, Branch, Company, Leave, Report. The instance of class objects involved in this UML Sequence Diagram of Leave Approval System are as follows:

• Cancel Leave Object
• Branch Object
• Company Object
• Leave Object
• Report Object

This is the UML sequence diagram of Leave Management System which shows the interaction between the objects of Leave, Notification, Approve Leave, Company, Branch. The instance of class objects involved in this UML Sequence Diagram of Leave Management System are as follows:

• Leave Object
• Notification Object
• Approve Leave Object
• Company Object
• Branch Object

This is the UML sequence diagram of Library Inventory System which shows the interaction between the objects of Author, Student, Category, Address, Store. The instance of class objects involved in this UML Sequence Diagram of Library Inventory System are as follows:

• Author Object
• Student Object
• Category Object
• Address Object
• Store Object