Practice Setting And Resetting Flags (2.3.1) - Signed Arithmetic and Overflow

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11 questions

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6 sample questions

Question 1.
What is the purpose of the overflow flag?
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Consider the limits of the number of bits.
Question 2.
What does the zero flag signify?
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Think of a situation where a calculation results in nothing.
3Question 3.
What indicates an overflow condition in arithmetic operations?
- The zero flag
- The overflow flag
- The sign flag
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Think about when a number gets too large.
4Question 4.
True or False: The zero flag is set when an operation's result is non-zero.
- True
- False
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Remember what the zero flag signifies.
Question 5.
Assuming you added two signed 4-bit numbers 0111 (7) and 1110 (-2). What would the flags indicate?
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Calculate and check the final output against the flags.
Question 6.
You are tasked to create a control algorithm that adjusts based on various flags. Outline how your algorithm would respond if the overflow flag is set.
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Think about error handling techniques.

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