PPSC Past Paper Field Assistant in the Agriculture Department 2018 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQsOS stand for?A. Operating Setup B. Operator System C. Operating Scheme D. Operating System Which city among the following ha the Headquarter of Organization of Islamic Country (OIC)?When collection of various computers seems a single coherent of system to its client. then it is called?
