Pak Study MCQsQuaid-e-Azam Day is observed on ?A. 1st May B. 15th May C. 21st May D. 25th Dec In power point, the header and footer button can be found on the insert tab in what group?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?
