试题详情
- 单项选择题Which test checks the transmitter and receiver of a local modem?()
A、data parity
B、analog loop back
C、local digital loop back
D、remote digital loop back
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A、data parity
B、analog loop back
C、local digital loop back
D、remote digital loop back
关注下方微信公众号,在线模考后查看
