What are the 5 process groups (PG) and the 10 knowledge areas (KA) defined in the PMI Standard according to PMI PMBOK V.5 ?

Five Process Group of Project Management are:

1. Initiating

2. Planning

3. Executing

4. Monitoring & Controlling

5. Closing

Ten knowledge areas are:

1. Project Integration Management

2. Project Scope Management

3. Project Time Management

4. Project Cost Management

5. Project Quality Management

6. Project Human Resouces Management

7. Project Communications Management

8. Project Risk Management

9. Project Procurement Management

10. Project Stakeholder Management

Process Groups are Initiating, Planning,executing ,Monitorind&controlling ,Closing 

and Knowledge areas are 

Integration ,Scope,Time,Cost,Quality,HR,Communication,Risk,Procurement ,Stakeholders

could you please clarify the reason for this question since with a simple google search everyone even with no idea apout PM could find?

thanks in advance

Panayotis