PDCA and DMAIC

Consider these two topics: PDCA and DMAIC. PDCA (Plan, Do, Check, Act) and DMAIC (Define, Measure, Analyze, Improve, Control) are both problem-solving approaches.

The subject of this paper is to compare and contrast PDCA and DMAIC. What do these abbreviations stand for? How are these quality management systems used? What is Six Sigma and where was it started? Please include a reference page and NO title page is needed. Do Not extensively paraphrase, orginal writing is required. Thank You.