What are the concepts of accounting?

What are the concepts of accounting?
where are 7 Accounting concept in the books of CIE which are done for methods e.g deprecation=prudence if the company will complete forward=going concern etc.idea is more basic to accounting than the accounting unit or entity, a term used to identify the organization for which the accounting service is to be provided and whose accounting or other...Accounting concept are customs and tradition which are used as a guide for preparation of financial statements