False
They had been used before that. they were simply intergrated to the computer programming system after along period. the power symbol was developed in ww2.
There government hope this helps :D
Hello there.
<span>What country did the United States pull missiles from in order to get the USSR to pull their missiles from Cuba?
</span>Cuba<span> was allies with the </span>USSR
Based off that,
Answer: <span>Cuba</span>
