区块链是 （ ） 、点对点传输、共识机制、加密算法等计算机技术的新型应用模式。
- A.数据仓库
- B.中心化数据库
- C.非链式数据结构
- D.分布式数据存储
正确答案及解析
正确答案
解析
区块链是分布式数据存储、点对点传输、共识机制、加密算法等计算机技术的新型应用模式。所谓共识机制是区块链系统中实现不同节点之间建立信任、获取权益的数学算法。
区块链（Blockchain）是比特币的一个重要概念，它本质上是一个去中心化的数据库，同时作为比特币的底层技术。区块链是一串使用密码学方法相关联产生的数据块，每一个数据块中包含了一次比特币网络交易的信息，用于验证其信息的有效性（防伪）和生成下一个区块。
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