Use case name: Define Project Structure Actor: Manager Summary: This use case describes how a manager defines a project by specifying its structure in term of tasks and the relation between these tasks. Precondition: Manager has successfully logged in and the Project exists Steps: 1. The Manager enters a project number 2. The System displays the information related to the project 3. For each of the project tasks a) The Manager enter a Task name, a Task duration, and the names of the Tasks that precede it b) The System adds a new task to the project's tasks and create links to the tasks preceding it 4. The Manager indicates the end of tasks 5. The System display the project's critical path and total duration

Q1) As part of the User Experience Model, provide a Storyboard for use case Define Project Structure. Your storyboard must consist in a UML Sequence Diagram for the dynamic view and a UML Class Diagram for the static view.