PPSC Past Paper Sub inspector Punjab Police 2019 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQsWho is called the father of computer?A. Charles Babbage B. Thomas Kurtz C. Konrad Zuse D. Bill Gates Shortcut keys to switch to the next window is?X, 9, 25, 49, 81, 121 Find the value of X?