The present book is specially published for the aspirants of ‘Intelligence Bureau—Assistant Central Intelligence Officer (IB-ACIO) Grade-II/ Executive (Tier-I) Recruitment exam.’ The book is highly recommended for the aspirants to sharpen their problem solving skills and speed with intensive practice of actual exam questions and numerous other questions provided in the book.Salient features of the book:• Sufficient Study and Practice Material based on the Latest Pattern of Examination.• For knowing recent trends, Solved Previous Papers have also been included.• At the end of each chapter, Sufficient number of Question-Answers.• Detailed Explanatory Answers for Selected Questions for Better Understanding.While the selected study and practice material of this book Aims to take you closer to your Success, your own intelligent studies and practice, in harmony with this, will definitely ensure you a Bright Career with the Intelligence Bureau.