This book represents a good trend in addressing the subject of the use of logical theory in the design of automatic systems which included the latest technical information. The focus on the means and methods used in the design of automatic systems logical manner and how to use those means an economical, and the merit of this book is abundant and in good scientific article tab and easy style in presenting information to the book value and very useful in teaching and research material design rationale for automatic systems. The book consists of twelve chapters and ends with bibliographic terminology and the Scouts topics.