The field of programming continues to evolve at a rapid pace, and mastering the fundamentals of languages like C and Python is crucial for any aspiring computer science student. This book, IGNOU PGDCA MCS 201 Programming in C and Python Previous Years Unsolved Papers, has been carefully curated to provide IGNOU students with an invaluable tool to prepare for their programming exams. By compiling unsolved question papers from previous years, this book aims to give students hands-on practice in solving real-world problems, which is key to mastering programming concepts in C and Python.The Indira Gandhi National Open University (IGNOU) is known for its comprehensive and rigorous academic curriculum, and its programming courses are no exception. C and Python are foundational programming languages taught as part of the computer science curriculum, and their mastery is essential for success in both academic and professional settings. The C programming language forms the backbone of many software systems and applications, while Python is one of the most widely used languages in data science, artificial intelligence, and web development. This book bridges the gap between theory and practical application by offering students the opportunity to practice questions that have been part of the examination pattern in previous years.This book is organized around previous years' unsolved papers, which are invaluable in providing students with a glimpse of how exam questions are structured. It not only tests students' knowledge of programming concepts but also helps them develop problem-solving skills that are vital for writing efficient and optimized code.For C programming, the book includes questions that cover essential topics such as loops, conditionals, arrays, functions, pointers, structures, and file handling. Students are encouraged to practice these questions in an environment similar to their exams, giving them the opportunity to apply what they have learned in their coursework to real-world problems. Solving these papers will also give students insight into common pitfalls and challenges faced during exams.Similarly, for Python, the book focuses on key areas such as data types, control structures, functions, file handling, object-oriented programming, and exception handling. Python, being a more flexible and intuitive language, allows students to think creatively and write cleaner, more efficient code. By working through the unsolved papers, students will sharpen their understanding of Python s dynamic features, which are critical for modern programming.