Which was the first mechanical calculating device invented?

Which was the first programmable computer?

Ada Lovelace is often considered the first ______.

ENIAC, one of the earliest electronic computers, was developed in which country?

What does UNIVAC stand for?

Which generation of computers used vacuum tubes?

Transistors were introduced in which generation of computers?

Microprocessors were used in which generation of computers?

The first stored-program computer was:

Which was the first computer available for commercial use?