ACTIVITY DIAGRAM

Activity diagrams are another way to describe use case behaviour, focussing on how the behaviour can be broken down in functions, internal to the system or system part.

ACTIVITY DIAGRAM FOR LOGIN PROCESS

ACTIVITY DIAGRAM FOR OVERALL PROCESS

SEQUENCE DIAGRAM

When describing the details of a use case (service), a sequence diagram is one of the possible diagram kinds to choose from in UML. When making sequence diagrams, you focus on describing the sequences of message interactions between communicating entities.

CLASS DIAGRAM

Class diagrams typically describe the different entities of a system as classes and the relation between these. This may for example include

System parts and their relation

System data

Interfaces of communicating parts

Messages and operations of interfaces

Use case diagram

They show various activities the users can perform on the system. They model the dynamic aspects of system. It provides user’s perspective of the system.

Actor: An actor is a user of system playing a particular role.

Use case: Use case is particular activity a user can do on the system.

Relationship: Relationship are simply illustrated with a line connecting actors to use cases.

OBJECT ORIENTEDSOFTWARE ENGINEERING

ASSIGNMENT

SUBMIT TO: ASHISH SANKLA HEMANT GARG

08220902712

CSE 6TH SEM