PMP exam consists of both waterfall model and the agile model. This class is basically to help the students understand the various concepts that exist in the 10 knowledge areas and the 5 processing groups.
Agile could be a new concept for people from many industry vertical, having a clarity of process steps and the when and why's understanding helps understand the visualise the concepts pretty well as the exam questions are situation based and hence understanding the concept and its usage in different situations is very important.
Project Management is performed differently in every organization, a clear and concise understanding of what PMI reference as the said process is very important to clear the PMP Certification exam.
How to prepare for the exam and how to build confidence on the 49 activities and understanding the Inputs, Tool & Techniques and Outputs and how to remember these for the ease of clearing the exam.