Computer Science for IGCSE & O level - Boolean Logic (Section 2 - No. 8)
What is the sum and carry-out of a half-adder if the inputs are A=0 and B=1?
Sum=0, Carry=0
Sum=1, Carry=0
Sum=0, Carry=1
Sum=1, Carry=1
Explication
0 + 1 = 1 (sum), with no carry (0).