Although it was rare to input a whole program using just switches, it was possible.

虽然很少有人只用开关输入整个程序，但这是可能的。

Yes, humans input programs and data into computers, but these machines generally didn't respond interactively to humans.

是的，人类将程序和数据输入计算机，但这些机器通常不会以交互方式响应人类。