The first calculating machine in data processing was? by Sunday | Mar 21 | Accounting WAEC | 0 comments A. abacus B. pascal C. punched cards D. digital Correct Answer: Option A A. abacus Users Also Read These:Write short notes on each of the following office…A motor of a corn mill machine operates on…SS1 Second Term Data Processing Lesson Note – Word…COM 111 Theory Questions: Data Process And Stages Of…SS2 First Term Data Processing Lesson Note – Types…