Practice Register And Overflow Flag Details (3.2.2) - Understanding Overflow in Signed and Unsigned Arithmetic

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6 sample questions

Question 1.
What is the purpose of the overflow flag?
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Think about when computations exceed the range.
Question 2.
What happens when you add 1 and 2 in unsigned arithmetic?
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Check if the result exceeds the maximum for the bit width.
3Question 3.
What indicates an overflow has occurred during signed arithmetic?
- Carry Flag
- Zero Flag
- Overflow Flag
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Think about which flag deals with signed results.
4Question 4.
True or False: The carry flag is important in signed arithmetic.
- True
- False
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Reflect on the context of signed arithmetic.
Question 5.
Add -4 and -5 in a 4-bit signed arithmetic setup. Explain what happens and why.
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Consider how negative numbers are represented in binary.
Question 6.
What would occur from adding 14 and 3 in a 4-bit unsigned operation? Discuss the result.
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Analyze the limits of the chosen bit width.

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