کلاس ۱۰ کمپیوٹر سائنس باب 2 نوٹس — سسٹم ریکوری اور مینٹینینس (پنجاب بورڈ)

Chapter 2 explains system recovery techniques, backup strategies, disk maintenance tools, and how to keep a computer system running correctly. For Class 10 Urdu medium Matric Part 2 students following the Punjab Board PCTB syllabus.