Computer was a human job. They did arithmetic, or less frequently, higher-order computations. Basically, human-powered accounting.
As a teen I did some accounting for my family on an electro-magnetic adding machine. A big boon over hand addition, but still prone to input errors, alas.
As a teen I did some accounting for my family on an electro-magnetic adding machine. A big boon over hand addition, but still prone to input errors, alas.