Ethics is also a key component of the PMP exam. Do check out this video and follow the tips to correctly answer the respective exam questions.
RELATED LINKS
PMI ETHICS PAGE
http://www.pmi.org/about/ethics
2 things except PMBOK guide that you need to read before PMP
https://www.youtube.com/watch?v=vDHNcr6CqlU
VLOGS – LOUNGING AROUND
https://goo.gl/3p7bbe
SHOP FOR PMP AT AMAZON INDIA
http://amzn.to/2xjhXlS