Digital Electronics MCQs – Certification Test 797

Digital Circuits History Trivia (Question 797) – Study App & e-Book Download

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MCQ 797: In 19^th century, to perform logic operations vacuum tubes replaced:

switches
transistors
relays
transformers

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Free Digital Circuits History Trivia App: Learn Digital Circuits History Notes, Digital Electronics Trivia App, and Electronic Devices Trivia App for engineering research projects.

Free Digital Electronics Study App Download: Digital Circuits History Trivia App (Android & iOS) for electronics academic e-learning. Download Play Store & App Store Study Apps with all functionalities to improve technical literacy.