Practice Maskable Interrupts (irq) (9.2.3) - Interrupt Mechanisms

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6 sample questions

Question 1.
What is a maskable interrupt?
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Think about the CPU's ability to prioritize tasks.
Question 2.
Give an example of a device that generates maskable interrupts.
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Consider commonly used input devices.
3Question 3.
Maskable interrupts can be disabled by the CPU.
- True
- False
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Consider the CPU's control over interrupts.
4Question 4.
Maskable interrupts are used for high-priority tasks.
- True
- False
- It depends on the context
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Think of how CPU prioritizes tasks.
Question 5.
Develop a simple state machine that uses maskable interrupts to process input from a user interface device while ensuring higher-priority system tasks are processed without delay.
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Focus on how to integrate event management with priority handling.
Question 6.
Analyze how embedded systems can suffer from too many maskable interrupts and propose solutions to manage this effectively.
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Consider the concept of interrupt buffering as a temporary management queue.

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