Question

The first computer made available for commercial use was

Answer 1

The first computer made available for commercial use was UNIVAC.

This was designed principally by J. Presper Eckert and John Mauchly, who were inventors of the ENIAC.

Also, the Design work was started by their company, Eckert–Mauchly Computer Corporation and was completed after the company had been acquired by Remington Rand.