punjab board computer science class 9 book

Class 9 Computer Science Notes Punjab Board PDF 2025

Chapter 1 : Introduction to Systems
Chapter 2 : Number Systems
Chapter 3 : Digital Systems and Logic Design
Chapter 4 : System Troubleshooting
Chapter 5 : Software System
Chapter 6 : Introduction to Computer Networks
Chapter 7 : Computational Thinking
Chapter 8 : Web Development with HTML, CSS and JavaScript
Chapter 9 : Data Science and Data Gathering
Chapter 10 : Emerging Technologies in Computer Science
Chapter 11 : Ethical, Social, and Legal Concerns in Computer Usage
Chapter 12 : Entrepreneurship in Digital Age

Overview

These Class 9 Computer Science Notes Punjab Board are designed to provide students with complete guidance for the new 2025 syllabus. They include chapter wise solutions, solved exercises, MCQs, short and long questions to support exam preparation and homework. If you are asking “Where can I download Class 9 Computer Science solved questions?” or “How to get Punjab Board Computer Science full book notes in PDF?”, this page has all the resources you need.

Table of Contents

  1. Chapter 1: Introduction to Systems
  2. Chapter 2: Number Systems
  3. Chapter 3: Digital Systems and Logic Design
  4. Chapter 4: System Troubleshooting
  5. Chapter 5: Software System
  6. Chapter 6: Introduction to Computer Networks
  7. Chapter 7: Computational Thinking
  8. Chapter 8: Web Development with HTML, CSS and JavaScript
  9. Chapter 9: Data Science and Data Gathering
  10. Chapter 10: Emerging Technologies in Computer Science
  11. Chapter 11: Ethical, Social, and Legal Concerns in Computer Usage
  12. Chapter 12: Entrepreneurship in Digital Age

These notes are made available for educational use only. All materials are shared to support students in their academic journey under the Punjab Board.