Sequence Diagrams

They are pictorial representation of event happening according to the time line. In sequence Diagrams, we show respective class names by a small box and the event as a arrow.

Sequence Diagrams help in describing the normal course and alternative course of use cases.

VOPC - View of Participating Classes

VOPC is a a combined representation(showing) of all classes on one page.

Collaboration Diagrams

- are an alternative presentation of a sequence diagram. We uses boxes to desibe objects, the lines connecting two boxes indiate that the objects collborate with to one another and we use a multiplicity factor "*" to indiate that all elements of the aggregation receive a message.

Package Diagram

is complete set of sequence Diagrams or Collaboration Diagrams of the system.