[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkIZd1qvmDEkWJK6rhMXxoHcwxXCFYa84_byhfGPj3Q0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":15,"related":16,"source":25,"type":47},[],"2024-06-01 01:22:39",996943691,[8,9,10,11],"分组交换机网由若干个节点交换机(node switch)和连接这些swtich的链路组成","分组数据中携带着"标签、标记",分组数据被交换机进行不断的转发与存储","分组交换可以在通信前不先建立连接,这种不建立连接即开始的通信也称为无连接(connectionless)通信","分组交换的效率一定比其他方式,如"电路交换"的传输效率高",{"courseImg":13,"courseName":14},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fce8e5f7e89cc37d8f2b3def2eee82582.jpg","[公开课]网络空间安全导论","关于"分组交换"的说法,以下选项中不正确的是( )",[17,27,38,48,54,59,64,69,78,81],{"answer":18,"createTime":19,"id":20,"options":21,"question":24,"source":25,"type":26},[],"2024-06-01 01:22:41",996943654,[22,23],"对","错","数据脱敏方法中的仿真是根据敏感数据的原始内容生成符合原始数据编码和校验规则的新数据,使用相同含义的数据替换原有的敏感数据.( )","v2",3,{"answer":28,"createTime":29,"id":30,"options":31,"question":36,"source":25,"type":37},[],"2024-06-01 01:22:40",996943655,[32,33,34,35],"配置文件","日志文件","用户文档","系统设备文件","系统数据备份包括对象有( )",1,{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":25,"type":47},[],996943659,[42,43,44,45],"加密机制和数字签名机制","加密机制和访问控制机制","数字签名机制和路由控制机制","访问控制机制和路由控制机制","用于实现身份鉴别的安全机制是( )",0,{"answer":49,"createTime":50,"id":51,"options":52,"question":53,"source":25,"type":26},[],"2024-06-01 01:22:43",996943668,[22,23],"Alice与Bob传输一封邮件,因为未加密而被黑客截获,这属于信息的完整性未收到保护.( )",{"answer":55,"createTime":19,"id":56,"options":57,"question":58,"source":25,"type":26},[],996943669,[22,23],"维吉尼亚密码在一维凯撒密码的基础上发展而来,加入了一个秘密的关键字,进行多表替换,增加了其破解的复杂性( )",{"answer":60,"createTime":19,"id":61,"options":62,"question":63,"source":25,"type":26},[],996943677,[22,23],"密码学广泛应用在通信与网络安全领域,网页传输中的SSL保证了传输的安全性.( )",{"answer":65,"createTime":19,"id":66,"options":67,"question":68,"source":25,"type":26},[],996943679,[22,23],"电磁波被约束在电源线、信号线等中进行传导,不会将正在处理的数字信息辐射到空中 ( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":25,"type":47},[],996943689,[73,74,75,76],"语法、语义和同步","分层、协议与交换","语法、时钟与标签","语义、同步与实现","网络协议的三个要素是指( )",{"answer":79,"createTime":5,"id":6,"options":80,"question":15,"source":25,"type":47},[],[8,9,10,11],{"answer":82,"createTime":83,"id":84,"options":85,"question":90,"source":25,"type":47},[],"2024-06-01 01:22:37",996943693,[86,87,88,89],"信息安全为保护计算机硬件、软件、数据不因偶然和恶意的原因而遭到破坏、更改和泄露","信息安全是指信息在生产、传输、处理和储存过程中不被泄漏或破坏","信息安全也包括确保信息的可用性、保密性、完整性和不可否认性,并保证信息系统的可靠性和可控性","利用人性弱点的弱点、间谍等造成的线下的信息泄漏事件,不属于信息安全的范畴","关于信息安全的说法,以下哪一项不是正确的( )"]