Operations research is mainly concerned with the application and creation of decision making tools. This discipline employs mathematical science, statistical analysis, and mathematical optimization. It is often applied to real world problems to determine the maximum and minimum of quantities such as profit, output and inventory. This book covers some topics of crucial importance related to this field such as simulation, discrete systems, time series analysis, decision support systems, product management, quality management, logistics, warehousing, etc. It elucidates new techniques and their applications in a multidisciplinary approach. It attempts to understand the multiple branches that fall under this discipline and how such concepts have practical application in the current scenario. The topics covered in this book offer the readers new insights in the field of operations research.