3.2.1 - Handling Different Symbol Sizes
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Practice Questions
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What does the Overflow Flag indicate?
💡 Hint: Think about when operations generate results outside of the number range.
In unsigned arithmetic, do we consider the Overflow Flag?
💡 Hint: Reflect on the definitions of the two types of arithmetic.
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Interactive Quizzes
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What is the purpose of the Overflow Flag?
💡 Hint: Think about when results exceed the capability of your number system.
(True or False) The Carry Flag is used in unsigned arithmetic only.
💡 Hint: Remember the distinction between signed and unsigned arithmetic.
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Challenge Problems
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Using 4-bit signed binary, add the values -1 and -1. What will be the result, and explain if there is an overflow?
💡 Hint: Consider how -1 is expressed in two's complement.
Create two signed 4-bit numbers that, when added together, yield a carry but not an overflow. Identify the numbers and the resulting flags.
💡 Hint: Base your answer on small positive integers that can sum up without exceeding the range.
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