Computer MCQsThe first computer that used vacuum tubes was? Posted on December 15, 2021December 25, 2021 by Malik HadiA. Mark I B. ENIAC C. EDVAC D. UNIVACShare 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)