Computer Science for IGCSE & O level - Boolean Logic (Section 2 - No. 6)
What is the purpose of a carry bit in binary addition?
To indicate that an addition resulted in a sum greater than 1
To represent the sum of the two inputs
To signal a subtraction operation.
To invert the result.
Vysvětlení
A carry bit is generated when the sum of bits exceeds the maximum value.