Any computer, be it a large PC or a small embedded computer, is useless if it has no means to intera
Any computer, be it a large PC or a small embedded computer, is useless if it has no means to interact with the outside world. I/O communications for an embedded computer frequently happen over a bus called the ( ).(2013年嵌入式系统设计师下半年)
A.I/O bus
B.Memory Bus
C.Device bus
D.Internal Bus
参考答案: A
参考解析:
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