Which of the following computing devices did not exist in the pre-computing age to the 19th century? by Sunday | Jan 18 | Computer Studies WAEC | 0 comments A. Napier’s bone B. Abacus C. ENIAC D. Slide Rule Correct Answer: Option C – ENIAC Users Also Read These:SS1 First Term Computer Studies Lesson Note –…The computing devices invented by Charles Babbage are?Theory Questions: Devices Used for Computing Before…Output devices in a computer are those devices that send?European traders did not venture into the interior…