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3 cards from this section. Quick, good the night before a test.
What does the CPU check to initiate I/O operations?
Think about what the CPU needs to know before sending data.
What is the purpose of a buffer in data transfer?
Consider scenarios where data might need to wait before it can be processed.
What is the first step the CPU takes when initiating I/O?
Remember what we discussed about before any action can take place.
True or False: In programmed I/O, the CPU is kept busy waiting for a device to be ready.
Think about the CPU's involvement in this method.
Design a small I/O module and explain how it would handle multiple devices without conflict.
Consider how traffic management works with signals.
Analyze the improvements in system performance with the introduction of DMA in a server environment handling large data streams.
Reflect on the bottleneck issues of traditional data transfer methods.
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