Computer Science for IGCSE & O level - Boolean Logic (Section 1 - No. 35)
What is the role of an OR gate?
To output 1 only when all inputs are 1.
To invert the input signal.
To output 1 when at least one input is 1.
To output 0 if any of the inputs are 1.
Объяснение
The OR gate outputs a 1 when one or more inputs are 1.