Practice Interrupt Driven I/o (24.6.2) - External Devices and Their Types

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6 sample questions

Question 1.
What is an I/O module?
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Think about its role in a computer system.
Question 2.
Define buffering in the context of I/O.
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How does it relate to different device speeds?
3Question 3.
What is the primary role of an I/O module?
- Manage memory
- Coordinate I/O communication
- Execute CPU instructions
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Think about what happens when data is input or output.
4Question 4.
True or False: Buffers are used to synchronize processing speeds between the CPU and devices.
- True
- False
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What purpose does buffering serve in I/O operations?
Question 5.
Consider a scenario where a system uses programmed I/O and interrupt-driven I/O simultaneously. Discuss potential system performance impacts.
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Reflect on device handling and CPU task management.
Question 6.
Describe a real-world application where DMA proves essential, and analyze its impact on system performance.
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Think of how continuous data flow requires efficient handling.

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