Computer Science for IGCSE & O level - Boolean Logic (Section 1 - No. 39)
Which of the following is the correct symbol of the NOT gate?
D with a straight line on the top
A triangle pointing to the right with a circle
A D with a line on the top and a circle
Two parallel lines
Giải thích
The correct symbol for a NOT gate is a triangle pointing to the right with a small circle at the output.