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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does Programmed I/O allow the CPU to do?
💡 Hint: Think about how the CPU interacts with devices.
Question 2
Easy
What is polling?
💡 Hint: What action does the CPU take with respect to the device?
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 Programmed I/O?
- A method for managing I/O through polling
- An automatic data transfer method
- A method that prevents CPU involvement
💡 Hint: Consider what role the CPU takes in this method.
Question 2
True or False: Programmed I/O allows devices to signal the CPU when they need attention.
- True
- False
💡 Hint: Remember how polling and interrupts differ.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Analyze a situation in a computer system with multiple peripheral devices. What issues might arise from using Programmed I/O?
💡 Hint: Consider the impact on CPU processing times.
Question 2
Design a low-cost embedded system that uses Programmed I/O. Explain your reasoning for using this approach.
💡 Hint: Think about simplicity and cost advantages.
Challenge and get performance evaluation