Digital Logic GATE 2022 Solved Questions
Ques 1: Let R1 and R2 be two 4–bit registers that store numbers in 2’s complement form. For the operation R1 + R2, which one of the following values of R1 and R2 gives an arithmetic overflow? GATE 2022 Q no 18 (A) R1 = 1011 and R2 = 1110 (B) R1 = 1100 and R2 = 1010 (C) R1 = 0011 and R2 = 0100 (D) R1 = 1001 and R2 = 1111 Ans: …