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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is busy waiting?
💡 Hint: Think about how the CPU checks for device status.
Question 2
Easy
Explain what interrupt-driven I/O allows the CPU to do.
💡 Hint: Consider how the CPU can multitask.
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 is the main problem with programmed I/O?
- A. It saves CPU time
- B. It increases busy waiting
- C. It allows multitasking
- D. It uses a single process
💡 Hint: Consider the idle CPU time.
Question 2
True or False: Interrupt-driven I/O allows the CPU to do other tasks while an I/O operation is pending.
- True
- False
💡 Hint: Think about how interrupts change waiting behavior.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are designing an interrupt-driven I/O system. What considerations should be made for different types of I/O devices?
💡 Hint: What devices might require more frequent or less frequent interrupts?
Question 2
Analyze the impact of using programmed I/O for a high-speed network interface compared to interrupt-driven I/O. What could be the potential bottlenecks?
💡 Hint: Think about how often data comes in versus how often the CPU checks for it.
Challenge and get performance evaluation