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Quiz 22
Regarding Reading 22.
Although we've finished the computer (CPU, Memory, KBD, SCREEN) chapter 24 brings up some important concepts.
- What is a bus, and what kinds of signals does it carry?
- In general, what does an interrupt signal do?
- How are the memory banks described in chapter 21 different from the RAM arrays we built?
- What did old-timers call the ancient 25x80 text screens when used to view the contents of a punchcard?
- In general, what are DMA signals used for?