[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fR5VoqXRXVbuWeX85wNvr7nm9ZEGsgl1QKnVrMTN-MGY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":23,"type":24},[],"2025-12-27 13:26:52",246236217,[8,9,10],"DMZ","核心业务","子公司业务",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},10,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48533139","第六次作业","1.在使用防火墙进行安全防护时,公司可供用户从外网访问的Web服务器通常放在()区.A.内部业务",[20,25,35,43,52,61,71,80,89,98],{"answer":21,"createTime":5,"id":6,"options":22,"question":18,"source":23,"type":24},[],[8,9,10],"v1",0,{"answer":26,"createTime":27,"id":28,"options":29,"question":34,"source":23,"type":24},[],"2025-12-01 05:57:31",246236218,[30,31,32,33],"通信保密","访问控制","身份认证","网络攻击","4.防火墙从本质上说属于一种()技术",{"answer":36,"createTime":27,"id":37,"options":38,"question":42,"source":23,"type":24},[],246236219,[39,40,41,8],"包过滤","状态检测","应用代理服务","7.双宿防火墙主要通过如下哪种方式进行安全防护",{"answer":44,"createTime":27,"id":45,"options":46,"question":51,"source":23,"type":24},[],246236220,[47,48,49,50],"代理服务器技术","包过滤技术","状态检测技术","NAT技术","9.如下哪种防火墙技术是工作在应用层的",{"answer":53,"createTime":27,"id":54,"options":55,"question":60,"source":23,"type":24},[],246236221,[56,57,58,59],"多重安全网关","防火墙","网闸","VLAN 隔离","12.网络隔离技术的目标是确保隔离有害的攻击,在保证可信网络内部信息不外泄的前提下,完成网络间数据的安全交换.下列隔离技术中,安全性好的是( )",{"answer":62,"createTime":27,"id":63,"options":64,"question":69,"source":23,"type":70},[],246236222,[65,66,67,68],"程序","ip地址","端口","进程","2.包过滤防火墙可以依据数据包的流向、数据包头中的源和目的()、源和目的()等信息来决定是否允许数据包通过",1,{"answer":72,"createTime":27,"id":73,"options":74,"question":79,"source":23,"type":70},[],246236223,[75,76,77,78],"一切未被允许的就是禁止的","一切未被禁止的就是允许的","拒绝优于允许","允许优于拒绝","5.以下哪些属于防火墙的基本执行准则",{"answer":81,"createTime":27,"id":82,"options":83,"question":88,"source":23,"type":70},[],246236224,[84,85,86,87],"防火墙很难防范来自内部的恶意用户","防火墙能够防范带有病毒的网络连接","防火墙无法防范缓冲区溢出此类的攻击","防火墙无法防范不通过防火墙的攻击","6.关于防火墙,下列说法正确的有",{"answer":90,"createTime":27,"id":91,"options":92,"question":97,"source":23,"type":70},[],246236225,[93,94,95,96],"数据包的源地址","数据包的协议类型","数据包的目的地址","数据包的内容","14.包过滤技术防火墙在过滤数据包时,可以根据( )进行过滤",{"answer":99,"createTime":27,"id":100,"options":101,"question":106,"source":23,"type":70},[],246236226,[102,103,104,105],"通常在 DMZ 部署Web、FTP、DNS 等对外提供服务的服务器设备","内部网络可以访问 DMZ","DMZ 可以无限制地访问内部网络","外部网络可以访问 DMZ","16.下面关于 DMZ 的说法正确的是( )"]