正确答案: A

字节多路通道

题目：通道实质上是主存与I/O设备之间的DMA接口在逻辑上的延伸。适合连接多台低速设备的通道是

解析：A

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学习资料的答案和解析：

[单选题]Which of the following conditions will make a relation that is in first normal form. to be in second normal form?Ⅰ.every non-key attribute is functionally dependent on the full set of primary key attributes.

any of them

[单选题]请教:2016计算机四级网络工程师高分突破试题单选题37如何解答?

IEEE 802.11b标准支持的最大数据传输速率是

11Mbps