A _______ gate is used to detect the occurrence of an overflow.
A. NAND
B. XOR
C. XNOR
D. AND
Answer:A
A _______ gate is used to detect the occurrence of an overflow.
A. NAND B. XOR C. XNOR D. AND
Explanation: <numeric> The overflow is detected by cn^cn-1 (‘^’ indicates XOR operation).