3.1.4 - Examples of Arithmetic Operations
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Practice Questions
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What flag indicates that the result of an operation is zero?
💡 Hint: Think about when you add numbers that balance out.
If 5 + 4 equals 9, is there an overflow in unsigned arithmetic?
💡 Hint: Consider the maximum you can represent in your bits.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What indicates an overflow in signed arithmetic?
💡 Hint: Think about which flags relate to signed numbers.
True or False: An overflow occurs when two large numbers are added together and exceed the maximum representable value.
💡 Hint: Consider what it means to go beyond the limits of your representation.
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Challenge Problems
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Calculate the result of -2 + 5 and determine if there’s an overflow. If the result is represented in 4-bits, what does it yield?
💡 Hint: Convert to binary and examine the range.
If two large negative numbers are added and produce a positive result in a signed integer operation, what has happened? Analyze the results within a 4-bit system.
💡 Hint: Employ binary addition to illustrate.
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