As a Architect/Admin, in a day to day activities we are supposed to follow few standards to create SP components like
Example – SPSVCQADMIN where SP stands for – SharePoint, SVC stands for Service account, Q stands for QA. Likewise we will use same format for DEV & Production as well by replacing Q with D & P respectively. And password should be different for each account.
Please refer following link for remaining naming conventions – http://christoffervonsabsay.wordpress.com/2011/12/28/naming-conventions-for-sharepoint-2010-environments/