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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of a polling server?
💡 Hint: Think about how it utilizes its polling cycles.
Question 2
Easy
How does a deferrable server improve upon a polling server?
💡 Hint: Consider what happens during idle periods.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does a polling server do during its period?
- Checks for tasks
- Performs calculations
- Restores budget
💡 Hint: Think about its duty during polling cycles.
Question 2
True or False: Deferrable servers consume their entire budget immediately upon period start.
- True
- False
💡 Hint: Reflect on how they manage idle periods!
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a system with a buoyant aperiodic task arrival rate. How might a polling server struggle to maintain task responsiveness under such conditions? Discuss in terms of wasted budgets.
💡 Hint: Think about the timing of task arrivals relative to the polling schedule.
Question 2
Analyze a real-time system using a deferrable server where many aperiodic tasks arrive sporadically and unpredictably within a fixed budget. What would happen to the overall system performance and why?
💡 Hint: Consider the relationship of aperiodic task arrivals and budget usage.
Challenge and get performance evaluation