This book for engineering students studying in B.Tech., III semester (CS and IT Branch) of Rajasthan Technical University and all Indian Universities. Each chapter begins with a clear statement of pertinent definitions, together with illustrative. A large number of supplementary problems with answers serve as a complete review of the material of each chapter. However, the book can be used as an advantage by B.Tech and post graduate students of various universities who have no prior experience with Optimization Techniques such as linear programming problems, project scheduling, CPM, PERT, sequencing problems, laplace transform and numerical methods. This book has been divided into five units.