Computer Science · Digital Logic
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 pairs of values of R1 and R2 gives an arithmetic overflow?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1R1 = 1011 and R2 = 1110
- 2R1 = 1100 and R2 = 1010✓
- 3R1 = 0011 and R2 = 0100
- 4R1 = 1001 and R2 = 1111
Correct answer
R1 = 1100 and R2 = 1010
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