A typical peripheral device has(66)which the processor uses to select the device’s internal registers.

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问题 A typical peripheral device has(66)which the processor uses to select the device’s internal registers.

选项 A、data
B、a control
C、a signal
D、an address

答案D

解析 译文:通常的外围设备都有一个地址,处理器根据它来选择设备内部的寄存器。
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