Author name: Umar

Umar Draz is a Pakistani educationist, academic writer, and researcher known for his contributions in the field of education and competitive exam preparation. He is the author of the widely used educational book “Nucleus of Education”, which serves as a key reference for candidates preparing for teaching and public service commission examinations in Pakistan.

A(n)                             is a set of programs designed to manage the resources of a computer, including starting the computer, managing programs, managing memory and coordinating tasks between input and output devices?

Computer MCQs for Competitive Exams
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