题目：A(n) ＿＿＿＿＿＿＿＿ is usually a computer installed with the necessary software and allows two networks, each with a completely different set of protocols, to communicate.
- A. gateway
- B. hub
- C. router
- D. switch
答案：
<查看本题扣1积分>
查看答案
问题答案不对?抱歉,搜索引擎优化导致页面变化,请尝试站内搜索,远程教育试题库