An AND gate output is LOW if all the inputs are HIGH.

More Questions from Logic Gates

• An OR gate output is HIGH only if all the inputs are HIGH.
• An exclusive-OR gate output is HIGH when the inputs are unequal.
• A NOR gate and an OR gate operate in exactly the same way.
• An OR array is programmed by blowing fuses to eliminate selected variables from the output functions.
• Power is connected to pins 7 and 14 of a 7408 quad two-input AND gate IC to allow voltage for all four AND gates on the IC.
• In a Boolean equation the use of the + symbol represents the OR function.
• A waveform can be enabled or disabled by both AND and OR gates.
• A NAND gate output is LOW only if all the inputs are HIGH.
• A truth table illustrates how the input level of a gate responds to all the possible output level combinations.
• A NOR gate output is LOW if any of its inputs is LOW.

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