Multiple choice technology

The invention of the transistor, or semiconductor, was one of the most important developments leading to the personal computer revolution. What company invented the transistor in 1947?

  1. International Business Machines

  2. MITS

  3. Xerox

  4. Bell Laboratories
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The transistor was invented at Bell Laboratories (now part of Nokia Bell Labs) in 1947 by John Bardeen, Walter Brattain, and William Shockley, who later received the Nobel Prize in Physics for this invention. This invention replaced vacuum tubes and enabled the miniaturization that made modern computers possible. IBM, MITS, and Xerox were not the inventors of the transistor.

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