PPSC Past Paper Excise & Taxation Inspector Excise & Taxation Department 2018 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQsWho was the programmer of Ms-Dos operating system?A. R Jhon B. Bill Gates C. Dennis Ritchi D. none Fill in the blank(s): “I don’t have________ much time for reading ________I would like to.”Lively is a?