Thomas Alva Edison was born in the year 1847. He was a businessman and inventor who developed many devices like electric power generation, mass communication, sound recording, and motion pictures. Thomas Edison's invention of the electric light bulb gives a new vision to the world in the night. The achievements of Thomas Alva Edison contributed the most to the development of the modern 20th century. Here is the quiz on the great inventor Thomas Edison; let's answer all questions.