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Modeling Aggregation and Composition - Exercise

Objective: Model aggregation and composition based on excerpts from the course project problem statement.

Download files:

Click the Resources button to download the files you will need to complete this exercise.


Using the example below, change the diagram to satisfy the following new requirements:
  1. The diagram must track engine replacements over time.
  2. Add the chassis, which is made up of a frame, two or four doors, and other parts.
  3. The diagram must support engines with four, six, or eight cylinders.
  4. Make certain that the number of sparkplugs matches the number of pistons.

Multiple Levels Aggregation
Aggregation example 2

Submitting your exercise

Step 1:
  1. In the Subject field, type (Problem Analysis) Modeling Aggregation - Module 2
  2. Attach your file. Make sure your file is named aggregation.gif. Each email program has a slightly different way of attaching files. Please check your program's documentation for full instructions.

Step 2:
In the text area below, type Modeling aggregation.
In addition, you can include any questions or comments you have about the exercise.
When you are ready to submit the exercise, click the Submit button.