The fields remain high and stable output _________ climate disruptions.

The AND gate output is HIGH only when all the inputs are LOW.

For a 2-input NAND gate, output Y is LOW only when both inputs are HIGH,when Y is HIGH when .

函数pinMode(pin , mode)的参数mode不可配置为（ ）。 A: HIGH B: OUTPUT C: INPUT D: INPUT_PULLUP E: output

The world output of crude oil that year was 20 percent (high)___________than the previous year.

The AND gate output is HIGH only when all the inputs are LOW. A: 正确 B: 错误

Arduino编程语言中，引脚电压常量是（）。 A: HIGH B: LOW C: INPUT D: OUTPUT

The decision may not be so easy to be implemented because ______. A: the high prices can be in the $ 30 above range and continue rising B: the high prices will be too attractive for OPEC countries to reduce the output C: the price turns out to be an incentive for producers in non-OPEC countries D: non-OPEC countries refuse to follow the decision and won't cut their output off

pinMode(pin, mode)函数中，参数mode可以设置成下面的（） A: OUTPUT B: INPUT C: HIGH D: INPUT_PULLUP

A 2-input gate produces a HIGH output only when the inputs agree. This type of gate is a(n) A: OR gate B: AND gate C: NOR gate D: XNOR gate