This book explains about various types of cables in simple language for easy understanding by every reader. It covers fundamentals, theory, construction, testing and use of such cables. LT cables, HT cables, EHV cables, welding cables, submarine cables, fiber optic cable, coaxial cable and cables for Nuclear Power Plants are explained in this book. Anti rodent and anti termite cables are explained with examples and figures for better understanding. FRLS, fire retardant, zero halozen and class 1E cables are explained in detail in this book. The book has been written in question and answer format, which increases the curiosity of readers and encourages them to go deeper into the subject. The book will definitely be helpful to all engineers, supervisors and technicians in the field of electrical engineering and those associated with procurement, production, testing and use of cables. The focus of this book is to help the candidates appearing for interviews.