1st Year Computer Science Chapter 1 Notes (New Book 2025-26): Introduction to Software Development – All Punjab Boards
Chapter 1 is where the new Class 11 Computer Science course begins, and much of what you learn here returns in the chapters that follow. The book is the PECTAA textbook that Punjab brought in for the 2025-26 session, and these notes are written for its opening chapter, Introduction to Software Development. These free notes…