信管网章节习题

试题分类：英语
The concept of ()   can be understood as a distributed storage database technology based on asymmetric encryption algorithms,improved Merkel trees as data structures,and a combination of consensus mechanisms,peer-to-peer networks,smart contracts,and other technologies.
A．Artificial intelligence
B．Block  chain
C．Virtual Reality
D．Big data
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信管网参考答案：B
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