8.10.1 - Amdahl’s Law
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Practice Questions
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What is Amdahl’s Law?
💡 Hint: Think about how much of a task can run in parallel.
In Amdahl’s Law, what does 'S' stand for?
💡 Hint: It's the part that cannot be parallelized.
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Interactive Quizzes
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What does Amdahl’s Law imply?
💡 Hint: Focus on the role of the sequential part in the speedup formula.
True or False: Amdahl's Law applies only to programs with no parallelizable tasks.
💡 Hint: Consider how Amdahl's Law always factors in both components.
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Challenge Problems
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In a computing task where 25% of the workload is inherently sequential, calculate the maximum speedup achievable if 8 processors are utilized.
💡 Hint: Apply Amdahl's formula carefully.
Devise a program optimization strategy that minimizes the sequential workload while maximizing parallel execution. Discuss how Amdahl’s Law applies to your strategy.
💡 Hint: Look for parts of the code that can be parallelized and address them directly.
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