How big was the first programmable computer?

Question

A). As long as a student's desk.

B). As long as a semi-truck trailer.

C). As long as a small chapter book.

D). As long as a cell phone.

Answer 1

The first programmable computer, the Z3, designed by Konrad Zuse in 1941, was quite large and operated using electromechanical relays. Therefore, the best option among the choices provided would be:

B). As long as a semi-truck trailer.

It's important to note that while there are other early programmable computers, many of them were also relatively large, often occupying entire rooms.