PPSC Past Paper ASI Punjab Police Service Quota 2019 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQsWho invented Computer Mouse? Posted on April 14, 2021 by Rana TahirA. Doughlas Carl Engelbart B. Bill Gates C. John McAfee D. Evan WilliamsShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)