The present book has been published for the aspirants of ‘ESSE–Eklavya Model Residential Schools (EMRS) Staff Selection Exam for the Post of Principal’. Based on the current pattern of the exam, the book is highly recommended to be familiar with the exam pattern. Separate sections have been provided in the book for detailed study of important subjects of the exam. All the practice questions have been solved by respective subject-experts.Purple Patches of the Book:• Specialised Study Material with a Solved Question Paper• Each Topic Discussed Chapterwise in a Lucid Manner• Each Chapter Contains Sufficient Number of Solved Multiple Choice Questions (MCQs)• Selected Multiple Choice Questions Provided with Detailed Explanatory AnswersIt is believed, the book will prove very useful for study, practice and during precious moments before the exam for reference and revision. It is highly recommended to Sharpen your Problem Solving Skills with thorough practice of numerous questions provided in the book, and prepare yourself to face the exam with Confidence, Successfully.