试题详情
- 单项选择题Wide Area Network (WAN) is a computer network that covers a broad areA. Which statement is correct for wide-area network (WAN)?（）
A、Limited in a single building, a group of buildings, or even a single room
B、Crosses metropolitan, regional, or national boundaries
C、Encompasses an entire city or metropolitan area and connects multiple local-area networks (LANs)
D、Connects client devices wireless protocol
- C
关注下方微信公众号，在线模考后查看
热门试题