Question

Herman O
3. Mark I was the first electro-mechanical computer.
The First Generation computers did not produce a lot of heat.​

Answer 1

Answer:

The history of computing hardware covers the developments from early simple devices to aid calculation to modern day computers. Before the 20th century, most calculations were done by humans. Early mechanical tools to help humans with digital calculations, like the abacus, were referred to as calculating machines or calculators (and other proprietary names). The machine operator was called the computer.