试题详情单项选择题下面属于物理层的设备是（）。A、网桥B、网关C、中继器D、以太网交换机正确答案：C答案解析：关注下方微信公众号，在线模考后查看热门试题What can bWhich of these stateWhich statemenFollowing tickeFor which of the folWhat best̳地址栏中输入的http：//zjhk.sWhich two̳Following tickeWhich of What will̳ When the In UCSM, Which roaming&What is Yours truly，&ewhat is 关于Internet，以下说法正确的是（Which protocolwhat is
