Computer 9th Notes MCQs, solved exercises & PTB

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These 9th Class notes are useful for all boards of Pakistan

Federal Board (Islamabad)

Punjab Board (Lahore, Faisalabad, Multan, Gujranwala)

Sindh Board (Karachi, Hyderabad)

KPK Board (Peshawar)

Class 9 Computer Science Notes

Chapter 1 - Fundamentals of Comuter

Chapter 2 - Fundamentals of Operating System

Chapter 3 - Office Automation

Chapter 4 - Data Communication

Chapter 5 - Computer Networks

Chapter 6 - Computer Security and Ethics

Important Abbreviations