C programming : beginner to expert in 100 Questions is a handbook consisting 184 pages written by an avid coder. This book is purely a combination of theory that is in parallel with the academic syllabus of B-tech in most of the engineering colleges, and 100 most hand-picked programming problems with solutions to inculcate strong foundation for coding domain. The key feature of this book is 120 pages of hand written codes containing 100 most important programs that are apparently destined to be seen in B-tech exams and are most likely to be asked in technical interviews during placements. The problems are specially designed to enrich aptitude and problem solving skills. Learning all of them wholeheartedly will provide an excellent base for getting into competitive programming which is the ideal way to crack the coding interviews. The theory in this book is made very comprehensive with examples so as the readers can grasp all the concepts at their fingertips to help them perform better theoretically in the university examinations. All in all, this book is a passport for all those who aspire to learn C and become great programmers.