Codes of conduct
Codes of conduct exist in order to validate the methodology used – in particular, they aim to ensure that projects are planned and executed in an ethical manner.
You are not expected to memorise the information in the sites below. You should locate the project management pages on there and have a read, but the key thing is to understand that all project management should be undertaken to comply with ethical codes of conduct, and those codes are published by the organisations below.
Association of Project Management
The APM is a chartered professional body provided guidance and training. Their website is available here: https://www.apm.org.uk
British Computer Society
The BCS also publish a list of ethical codes and provide certification in project management – read about it here: https://www.bcs.org
Project Management Institute
And another body that provides guidance and certification: https://www.pmi.org