Practice Conclusion And Next Steps (3.4) - Understanding Overflow in Signed and Unsigned Arithmetic

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6 sample questions

Question 1.
What happens when the overflow flag is set?
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Think about what the bits represent in signed arithmetic.
Question 2.
What does the carry flag indicate?
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Consider operations involving non-negative integers.
3Question 3.
What does the overflow flag represent?
- A signal of carry in unsigned operations
- Sign of an arithmetic overflow
- A flag for even parity
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Think about adding negative numbers.
4Question 4.
When is the carry flag set?
- True
- False
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Consider unsigned arithmetic scenarios.
Question 5.
Given two 4-bit signed integers, analyze the outcomes when adding them. Determine if the overflow flag is triggered and explain why.
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Examine the signs of the operands.
Question 6.
Create a scenario involving an unsigned addition that involves the carry flag, and describe the effects if it were mishandled in a program.
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Think about sum operations past the bit limit.

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