PPSC Assistant Director Population Welfare(BS-17)-2020, Computer MCQs, Internet MCQs, PPSC Solved Past Papers MCQsWorld Wide Web (WWW) was invented by?A. Robert Cailliau B. Adam Osborne C. Tim Berners-Lee D. Robert E. Kahn Which of the following is a non-metallic mineral?Which shortcut key is used to insert an end note in MS-Word 2016?
