Practice Step 2: Rise Of Mobile Computing – Power Becomes A Bottleneck (2.4)
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Step 2: Rise of Mobile Computing – Power Becomes a Bottleneck

Practice - Step 2: Rise of Mobile Computing – Power Becomes a Bottleneck

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does DVFS stand for?

💡 Hint: Think about how it adapts power based on workload.

Question 2 Easy

What is the formula for dynamic power?

💡 Hint: Remember what each variable represents in the context of power consumption.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does DVFS stand for?

Dynamic Variable Frequency Scaling
Dynamic Voltage and Frequency Scaling
Data Voltage and Frequency Scaling

💡 Hint: Remember, it's a power management term.

Question 2

True or False: Clock gating helps reduce the dynamic power of circuits by activating all components.

True
False

💡 Hint: Think about the waste of power when circuits are running idle.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the equation P_dyn = αCV^2f, analyze how a 10% increase in clock frequency affects dynamic power, assuming capacitance and voltage remain constant.

💡 Hint: Remember, increase in frequency has a squared effect on power consumption.

Challenge 2 Hard

Discuss how implementing DVFS in a smartphone can lead to prolonged battery life without compromising performance during light usage.

💡 Hint: Think about how different tasks might require more or less processing power.

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