Practice Signed Arithmetic Basics (3.1.1) - Understanding Overflow in Signed and Unsigned Arithmetic

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6 sample questions

Question 1.
What is signed arithmetic?
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Think about how you handle negative values in numbers.
Question 2.
What does the overflow flag indicate?
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Consider what happens when you add two large numbers.
3Question 3.
What does the overflow flag signify in signed arithmetic?
- A valid result
- An invalid result
- No effect
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Think about what happens when results exceed boundaries.
4Question 4.
True or False: The carry flag is relevant in signed arithmetic.
- True
- False
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Consider how signed numbers are treated differently.
Question 5.
Calculate the sum of -1 and -1 in 4-bit signed arithmetic and explain the significance of the flags.
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Think about how to represent -2 in binary!
Question 6.
If you add two large integers, 7 and 8, in signed 4-bit arithmetic, what complications arise? Describe the outcome and the corresponding flags.
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Consider the maximum value you can represent in 4 bits.

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