[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftJEgsLFn-npr9IjVdsJsVWsH1F6Iek_r97Jx-IOmXDw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-03-09 16:50:33",133444392,[8,9,10,11],"智能合约","闪电网络","跨链技术","以太坊",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},26,"d87a652600b79dba597d76b097221a8b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd25669bdc9ab3aa85b535cc2a35cca8f.png","金融科技概论","ede83ee7b0574695b44e3877e6192c71","项目三知识自测与技能训练","能够实现不同区块链间交互的新技术是( )",[21,32,41,50,53,63,72,81,90,99],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],133444389,[25,26,27,28],"区块链就是比特币","区块链是比特币的一种技术应用","比特币是区块链技术的一种应用场景","区块链必须依托比特币等加密数字货币运作","下列关于比特币与区块链关系的描述,正确的一项是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],133444390,[36,37,38,39],"哈希函数的输出长度是固定的","输入不同的字符,哈希函数会输出不同的哈希值","要求输出的目标哈希值越小,则可能需要尝试输入的次数越多","可以根据输出的哈希值,推算输入的字符","下列关于挖矿过程中的"哈希函数"的说法,不准确的一项是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],133444391,[45,46,47,48],"工作量证明机制","权益证明机制","授权股份证明机制","拜占庭协议","依赖计算机进行数学运算来获取记账权,每次达成共识需要全网共同参与运算的机制是( )",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":55,"id":56,"options":57,"question":62,"source":30,"type":31},[],"2024-03-09 16:50:34",133444393,[58,59,60,61],"区块链1.0","区块链2.0","区块链3.0","区块链4.0","区块链在互联网保险、互联网证券等互联网金融领域的应用,主要处于( )阶段",{"answer":64,"createTime":55,"id":65,"options":66,"question":71,"source":30,"type":31},[],133444394,[67,68,69,70],"两个孩子节点内容的哈希值","两个父节点内容的哈希值","根节点内容的哈希值","相邻中间节点内容的哈希值","Merkle树(哈希树)是区块链的重要数据结构,能够提供区块链数据的溯源和定位功能,其每个中间节点的内容是( )",{"answer":73,"createTime":55,"id":74,"options":75,"question":80,"source":30,"type":31},[],133444395,[76,77,78,79],"技术安全风险","隐私泄露的风险","责任主体难以认定的风险","效率下降的风险","下列各项中不属于人工智能技术面临的风险的是( )",{"answer":82,"createTime":55,"id":83,"options":84,"question":89,"source":30,"type":31},[],133444396,[85,86,87,88],"智能合约中的"事件"指的是数据,而"事务"是对数据的描述","多方用户共同参与制定一份智能合约","智能合约通过P2P网络扩散并部署到区块链上","当合约包含的所有事务都顺序执行完成后,状态机会将合约的状态标记为完成","下列关于智能合约的说法,不准确的一项是( )",{"answer":91,"createTime":55,"id":92,"options":93,"question":98,"source":30,"type":31},[],133444397,[94,95,96,97],"PoW","PoS","DPoS","EOS","下列各项中属于"授权股份证明机制"的是( )",{"answer":100,"createTime":55,"id":101,"options":102,"question":107,"source":30,"type":31},[],133444398,[103,104,105,106],"SHA256(SHA256(A+B))","SHA256(SHA256(HA+HB))","SHA256(A+B)","SHA256(HA+HB)","设某个仅有A、B两笔交易构成的简化的Merkle树中,哈希函数为SHA256,则Merkle根为( )"]