We consider the addition of two 2’s complement numbers bn-1bn-2...b0 and…

GATE · 2006 · CS

We consider the addition of two 2’s complement numbers bn-1bn-2...b0 and an-1an-2...a0. A binary adder for adding unsigned binary numbers is used to add the two numbers. The sum is denoted by cn-1cn-2...c0 and the carry-out by cout. Which one of the following options correctly identifies the overflow condition?

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