The present book ‘Objective Computer Science’, in exclusive MCQ-format with 20 Solved Test Papers, has been specially developed keeping in mind the requirements of Students, exam-aspirants and other readers with academic as well as competitions’ point of view. The book is especially useful for the aspirants of various competitive exams where Computer Science forms an essential part of the Exam.The main aim of the book is to present the specialised subject of Computer Science in an objective manner to make the readers practice numerous questions on its various topics thoroughly.The book comprises a wide spectrum of question-answers (2000 MCQs frequently asked in various exams) covering all important topics and solved by subject experts. The book will act as an efficient tool to test your knowledge of the subject and preparation of exam.The book will definitely prove to be a boon to the inquisitive students, exam-aspirants, and other readers in improving and enhancing their knowledge of Computer Science and will immensely help them perform better in their respective exams and competitions.The book is highly recommended for self-practice and to sharpen your problem-solving skills to a great-extent.