Practice - Mapping I/O Devices
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Practice Questions
Test your understanding with targeted questions
What does programmed I/O mean?
💡 Hint: Think about how you wait for a bus.
What is memory-mapped I/O?
💡 Hint: Consider how data can be treated similarly for both memory and I/O.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is programmed I/O?
💡 Hint: Think about how the CPU interacts with devices.
Is memory-mapped I/O more efficient for device communication?
💡 Hint: Consider the ease of access to devices.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a scenario where programmed I/O could significantly slow down a system's performance and suggest a solution.
💡 Hint: What other methods can help in waiting without constant checking?
Explain how you would implement a control command for an I/O device that requires both reading data and checking its status.
💡 Hint: Think sequentially about what you need to do before reading data.
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