everyday science MCQ #5363

Which two companies developed the compact disc independently in 1979?

everyday science MCQ #5363

  1. Question 1

    Q1. Which two companies developed the compact disc independently in 1979?

    • A) Philips and General Electric
    • B) Sony and Philips
    • C) Sony and Matsushita
    • D) Mitsubishi and Sony

    Answer: Sony and Philips

    Explanation: Philips (Netherlands) and Sony (Japan) jointly developed the compact disc standard in 1979, releasing the first commercial CDs in 1982.