How did computers help the United States in World War II?

It helped to break the Enigma Code and win the war.

Explanation:

It used paper tape input and used vacuum tubes.

Electronics rose to prominence quickly in World War II. The British developed and progressed electronic computers which were primarily used for breaking the "Enigma" codes, which were Nazi secret codes. ... Americans also used electronic computers for equations, such as battlefield equations, ballistics, and more.

Explanation:

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in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.