Question 1: Sequence Diagram  

 Define sequence diagram in UML. Draw sequence diagram using the ‘use case 1’ for operations 1,2,3 and 4. 

 Question 2  Communication Diagram   

 Describe the basic differences of communication diagram with sequence diagram. Using ‘use case 1’ draw communication diagrams for operations 5,6 and 7.

 Question 3. Class diagram  

 Create a design class diagram from the seven interaction diagrams created in Question1 and 2. Only show class diagram features that can be derived from the objects shown in your diagrams.

Question 4. Discuss Grasp Patterns   

 Discuss the following Grasp patterns that have been used to construct the interaction diagrams in your solution - 

Expert

Creator

Low Coupling

High Cohesion

Controller  

Discuss one good application of the pattern from the interaction diagrams under a heading for each pattern. Submit your discussion with the pattern heading, followed by your 3 – 5 lines of discussion.

Rationale

This assignment is assesses your object modelling concept and understanding of the design techniques and processes contained in this subject. It has been designed to ensure that you are engaging with the subject content on a regular basis. 

More specifically it seeks to assess your ability to:

 create class diagrams and dynamic models (sequence, collaboration, state and activity diagrams) with UML notation

 compare the syntax, semantics and pragmatics of UML.

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