This book introduces the student to the components of a computer system and the use of Python as a programming language. Spread across 14 chapters, it explores the use of Python to create programs using different data types, lists and dictionaries and helps the student understand database concepts and Relational Database Management Systems (RDBMS). The book exposes students to programming problems of varying difficulty levels to help them ace their board exams with ease. Amply supported by illustrative diagrams, keywords and topic highlights, this book is an ideal text that helps students build a firm foundation in the subject.