This book is useful to the students of undergraduate and those who are preparing for Campus Interviews. This book contains the MCQ questions with answers and programming exercises. It also covers how to learn to program in an easy way. It also covers, GATE questions and answers to some previous question papers conducted by different companies. The students who don't know about C programming also can easily understand and solve the questions in any Interviews. This book is also useful to the students appearing for the semester examinations in their college. For the free online account for practicing the previous placement papers of different companies, contact: praveend@skillsubsist.in.