试题详情
- 单项选择题What does a router do?（）
A、Stores data on the network and connects the local-area network (LAN) to the wide-area network (WAN)
B、Routes traffic down alternative paths and connects the local-area network (LAN) to the wide- area network (WAN)
C、Broadcasts data to all devices that are connected to it across the local-area network (LAN) and wide-area network (WAN)
D、Reads Media Access Control (MAC) addresses to forward messages to the correct location and connects the local-area network (LAN) to the wide-area network (WAN)
- B
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