DescriptionThis book is designed to give you on insight of the art and science of Computers. the book does not ned any special background to comprehend the subject matter.The book covers the entire course contents of Computer Science with Python Language for Class XI prescribed by Central Board of Secondary Education (C.B.S.E.) according to new Syllabus 2018-2019 onwards) in a clear and simple English language. It discusses Programming and Computational Thinking. Computer Systems and Organisation Concepts in very comprehensive manner to build a strong foundation. The Programming methodology and Introduction to Python language are described in easy-to-understand language. Different topics such as Control structures, Strings, Lists, Dictionaries and Tuples are explained in a very easy to understand language. Programming with Python language is explained with maximum number of examples. It presents a detailed discussion of topics such as Database Concepts, SQL, Relational Algebra, MangoDB and CyberSafety.FeaturesAmple number of diagrams are used to illustrate the subject matter for easy understandingSolved Exercises are added at the end of each chapter so that the readers can evaluate their progress by comparing their answers with the answers given in the book.Summary and Glossary related to particular chapter are given at the end of each chapter.A Lab Exercise is added at the end of each chapter.Contents Unit-1 Programming and Computational Thinking Programming Concepts, Problem Solving Methodology and Techniques, Getting Started with Python, Data Types, Variables and Constants, Operators and Expressions, Flow of Control, Functions, String Manipulation, List Manipulation, Dictionaries , Tuples, Exception Handling and DebuggingUnit-2 Computer Systems and Organisation Basic Computer Organisation, Software Concepts, Data Representation, Boolean Algebra Unit-3 Database Management Database Management Concepts Unit-4 Society, Law and Ethics - Cyber Safety Society, Law and Ethics- Cyber SafetySummary, Glossary, Solved Exercise, AssignmentsProject Work, Sample Question Paper 1 & 2