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单选题 在"教师上课"这个通信系统中,描述正确的是( )
学科：信息科学基础
时间：2024-09-18 04:03:46
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题目1单选题
信息论创立的标志是1948年( )发表的论文"A Mathematical Theory of Communication"A. 哈特莱B. 香农C. 费诺D. 霍夫曼
题目2单选题
下列不属于消息的是( )A. 文字B. 信号C. 图像D. 语言
题目3单选题
The aims of information theory are including ( )A. the fundamental conceptsB. mathematical models of information measureC. applications of information theoryD. all above conditions
题目4单选题
The elements included in the communication system model are ( )A. Information source, Transmitter, Channel, Receiver, and DestinationB. Information source and DestinationC. Information source, Transmitter, Receiver, and DestinationD. Information source, Receiver, and Destination
题目5单选题
关于信息的概念与特点,描述正确的是A. 信息是无形的、可共享、无限的、可度量的B. 信息跟消息是一样的,信息是消息的载荷者C. 信息是消息的表现形式D. 信息就是一种消息,如电报、电话,它们是等同的
题目6单选题
In the communication system, the ( ) ordinarily performs the inverse operation of that done by the transmitters, reconstructing the message from the signalA. information sourceB. destinationC. transmitterD. receiver
题目7单选题
What two fundamental questions in communication theory doses information theory answer? ( )A. the entropy rate and the channel capacityB. the entropy rate and the mutual informationC. the information entropy and the self-information of a random eventD. the channel capacity and the rate distortion
题目8单选题
在"教师上课"这个通信系统中,描述正确的是( )A. 教师为信源,学生为信宿B. 空气是唯一的信道C. 信号是指教师的讲话内容,通过电波直接传输D. 如果同学们在上课时"开小会"属于信号的一种
题目9单选题
Casting two dice at the same time, the self-information of "two 1 at the same time" is ( ) bitA. 0.210B. 9.340C. 5.170D. 4.170
题目10单选题
Information theory is named as the mathematical theory of ( ), which applies mathematics and statistics into analyzing information transmission, storage and processingA. communicationB. electronic engineeringC. automationD. network security
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