The PMP exam consists of 200 multiple choice questions, these should be completed within 4 hours.

PMP exam questions are broken into 5 groups:

Initiating 13 percent
Planning 24 percent
Executing 31 percent
Monitoring and Controlling 25 percent
Closing 7 percent

They ask about how you will handle a particular situation. As a project manager you should know how to handle the particular situation effectively. Refer PMBOK guide to answer the questions on the exam. Questions are meant to be challenging, they are meant to test your confidence as project manager.