【判断题】【消耗次数：1】
网络层提供面向连接服务的称为数据报网络，提供无连接的服务称为虚电路网络。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
下列关于面向连接服务和无连接服务说法错误的是（）
①
面向连接服务使用于数据量大、实时性要求高的场合
②
面向连接的服务的信道利用率高
③
无连接服务适合短报文的传输
④
无连接服务在数据传输过程中动态分配带宽
【简答题】
网络层提供的两个服务分别是数据包服务和[填空]。
【简答题】
网络银行可以提供哪些服务
随机题目
【单选题】
He wrote a lot of novels, many of [] translated into English.
①
it
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them
③
which
④
that
【单选题】
He wrote a lot of novels, many of [] were translated into English.
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it
②
them
③
which
④
that
【单选题】
I had to complete the assignment by Friday [] otherwise, I would have failed the course.
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semicolon
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The grass was growing wildly [] but the crop, unfortunately, was dying.
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comma
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semicolon
【单选题】
Oil []which is lighter than water, rises to the surface.
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semicolon
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The house was clean, the table set, and the porch light on [] everything was ready.
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comma
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semicolon
【单选题】
Did you know that James Lee [] the novelist and essayist, was also an art critic?
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brackets
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