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【单选题】
网络中不同的编解码器 ( 其代表着与网络相连接的计算机 ) ,虽然可能有差别,但一般都具有编码 - 发送 - 接收 - 解码 - 转发等功能。只要将这些编解码器相互连接起来,便形成了网络。不同的连接方式 — 被称为网络拓扑结构,具有不同的性能。下图给出了几种典型的网络拓扑结构,围绕该图回答问题。 不同网络结构,既体现在网络中计算机之间有不同的连接方式,又体现在网络中计算机传输信息时所遵从的不同规则,这些规则被称为 _____ 。
A.
拓扑结构
B.
协议
C.
分组交换
D.
编解码器
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参考答案：
举一反三
【单选题】处方一般不得超过 日用量。
A.
3
B.
5
C.
7
D.
9
查看完整题目与答案
【简答题】An old lady in a plane had a blanket over her head and she did not want to take it off . The air hostess spoke to her, but the old lady said, “I have never been in a plane before , and I am frightened...
查看完整题目与答案
【简答题】He must have been completely __1__ in something he was reading because I had to __2__ on the windshield to get his __3__. “Is your cab __4__?” I asked when he finally looked up at me. He __5__, then s...
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【多选题】处方一般不得超过 日用量，急诊处方一般不得超过 日用量。
A.
7
B.
3
查看完整题目与答案
【判断题】数控机床回参考点的操作目的是为了有合适的换刀空间
A.
正确
B.
错误
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【单选题】听力原文：M: Hi, Anna! Welcome back! How's your trip to the States? W: Very busy. I had a lot of meetings, so, of course, I didn't have much time to see New York. M: What a pity! Actually, I have a trip th...
A.
To go sightseeing.
B.
To have meetings.
C.
To promote a new champagne.
D.
To join in a training program.
查看完整题目与答案
【判断题】牡丹皮可用于吐血,衄血等。
A.
正确
B.
错误
查看完整题目与答案
【单选题】处方一般不得超过日用量，急诊处方一般不得超过日用量。（）
A.
7；3
B.
5；2
C.
5；1
D.
14；3
查看完整题目与答案
【单选题】听力原文：M: Hi, Anna! Welcome back! How was your trip to the States? W: Very busy. I had a lot of meetings, so, of course, I didn't have much time to see New York. M: What a pity! Actually, I have a trip ...
A.
To go sightseeing.
B.
To have meetings.
C.
To promote a new champagne.
D.
To join in-a training program.
查看完整题目与答案
【多选题】买卖批发商按其经营商品范围可划分为()
A.
普通批发商
B.
商品经销商
C.
产品线批发商
D.
专业商品批发商
查看完整题目与答案
相关题目：
【单选题】处方一般不得超过 日用量。
A.
3
B.
5
C.
7
D.
9
查看完整题目与答案
【简答题】An old lady in a plane had a blanket over her head and she did not want to take it off . The air hostess spoke to her, but the old lady said, “I have never been in a plane before , and I am frightened...
查看完整题目与答案
【简答题】He must have been completely __1__ in something he was reading because I had to __2__ on the windshield to get his __3__. “Is your cab __4__?” I asked when he finally looked up at me. He __5__, then s...
查看完整题目与答案
【多选题】处方一般不得超过 日用量，急诊处方一般不得超过 日用量。
A.
7
B.
3
查看完整题目与答案
【判断题】数控机床回参考点的操作目的是为了有合适的换刀空间
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: Hi, Anna! Welcome back! How's your trip to the States? W: Very busy. I had a lot of meetings, so, of course, I didn't have much time to see New York. M: What a pity! Actually, I have a trip th...
A.
To go sightseeing.
B.
To have meetings.
C.
To promote a new champagne.
D.
To join in a training program.
查看完整题目与答案
【判断题】牡丹皮可用于吐血,衄血等。
A.
正确
B.
错误
查看完整题目与答案
【单选题】处方一般不得超过日用量，急诊处方一般不得超过日用量。（）
A.
7；3
B.
5；2
C.
5；1
D.
14；3
查看完整题目与答案
【单选题】听力原文：M: Hi, Anna! Welcome back! How was your trip to the States? W: Very busy. I had a lot of meetings, so, of course, I didn't have much time to see New York. M: What a pity! Actually, I have a trip ...
A.
To go sightseeing.
B.
To have meetings.
C.
To promote a new champagne.
D.
To join in-a training program.
查看完整题目与答案
【多选题】买卖批发商按其经营商品范围可划分为()
A.
普通批发商
B.
商品经销商
C.
产品线批发商
D.
专业商品批发商
查看完整题目与答案
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