Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the function of the interrupt enable flag?
💡 Hint: Think about control over device communications.
Question 2
Easy
What does polling mean in the context of CPU and devices?
💡 Hint: It involves checking status updates from devices.
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 the interrupt enable flag do?
- Allows device interrupts
- Prevents all interrupts
- Means no interrupts will occur
💡 Hint: It directly relates to device communications.
Question 2
True or False: The CPU services the highest priority interrupt first.
- True
- False
💡 Hint: Consider which task is most urgent.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
In a system with multiple devices generating interrupts, design an algorithm for software polling that efficiently identifies which device needs service. Explain the reasoning behind your design choices.
💡 Hint: Consider how you might group devices or limit checks based on earlier status.
Question 2
Evaluate the pros and cons of implementing a daisy chain polling method in a system with 10+ devices. What factors would influence your decision?
💡 Hint: Think about how the layout affects efficiency.
Challenge and get performance evaluation