题目:
For each blank, choose the best answer from the four choices and write down on the answer sheet.
()is a channel’s capacity which directly reflects the data transfer rate of the channel.
()functions in a NetWare network which is used to define addressing schemes.
()is a network layer device that supports multiple LAN interfaces and segments LANs into smaller collision and broadcast domains.
()is the popular LAN developed under the direction of the IEEE802.3.
()is a device which enables digital microcomputers to communicate across analog telephone lines.
()is a device which enables digital microcomputers to communicate across analog telephone lines.
A.The repeater
B.The modem
C.The hub
D.The printer
答案:
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参考答案:D