Using both the waterfall an agile methodologies/approaches: "Maintaining project team focus" in a project.

1. Describe the topic's principles, theories, models, techniques in relation to a ( waterfall or agile) project approach.

2. State in details comparrison of both approaches.

3. describe the common challenges faced and provide recommendations on how to mitigate these challenges.

4. Describe which human resources, communications, stakeholder, project deliverable would be impacted or should be updated to reflect project plans related to topic : maintaining project team focus