网络安全与防护―笔试题答案

l29,thecompanyresponsibleforavarietyofproceduresforreimbursementdocument,invoicereview,approvalofwork;30,regularlyconvenedgeneralmeetingofshareholders,preparationworkforthemeeting;31,thecompanyresponsibleforpayrollmanagementjobs,includingaroundsalarysurvey,employeesalary,salaryaccountingmethodsdeveloped,payrollaccounting,paymentofwages,bonuses;32,thecompanyresponsiblefordeliveryoffinancialprocedures;33,accordingtothecompany'sstrategicdevelopmentplan,thepreparationandmanagementoffundstomeetday-to-dayoperatingfundingrequirementstoensurethecompany'ssafety,liquidityandprofitabilityofthefunds;34,responsiblefortheenvironmentalprotectionbuildingmaterialsCorporationissuedbytheCorporationAnnual,monthlyeconomicindicatorsintheassessmentoftheeconomicresponsibilitysystemofproposedamendments;35,thecompanyresponsibleforalltypesofcontractsandtracking,implementation,implementationoftheagreement,abnormalitywasdetectedintimetotakeappropriatemeasuresandfeedbacktotheleadership;36,regularinspection,analysis,budgetimplementationofthebusinessandfinancialperformance,andtoproposemeasurestoincreaserevenueandreduceexpenditure;37,responsiblefororganizingthecompany'scontractingbusinesstenders;38,responsibleforpreparingtheannualbudgetandfinalaccounts,distributionofprofits,losscompensationplan;39,responsiblefortheviolationsoffinancialdiscipline,ordamagethecompany'sinterests(corruptionandbribery)reviewoftheAct;40,不忘初心，就是始终坚持祖国统一民族振兴的雄心。“一国两制”在实践中已经取得举世公认，具有强大生命力。无论遇到什么样的困难和挑战，我们对“一国两制”的信心和决心都绝不会动摇。长春职业技术学院专业课程试题库第一部分:理论题一．选择题学习情境1-任务1-基于Sniffer进行协议．模拟攻击分析(1/22)1．ARP协议工作过程中，当一台主机A向另一台主机B发送ARP查询请求时，以太网帧封装的目的MAC地址是（D）。A.源主机A的MAC地址B.目标主机B的MAC地址C.任意地址：0D02.广播地址：FFFFFFFFFFFF2．在下面的命令中，用来检查通信对方当前状态的命令是（B）。A.telnetB.pingC.tcpdumpD.traceroute3．在进行协议分析时，为了捕获到网络有全部协议数据，可以在交换机上配置（A）功能。A.端口镜像B.VLANC.TrunkD.MAC地址绑定4．在进行协议分析时，为了捕获到流经网卡的全部协议数据，要使网卡工作在（C）模式下?。A.广播模式B.单播模式C.混杂模式D.多播模式5．在计算机中查看ARP缓存记录的命令是（A）。A.“arp-a”B.“arp-d”C.“netstat-an”D.“ipconfig/all”6．在计算机中清除ARP缓存记录的命令是（B）。A.“arp-a”B.“arp-d”C.“netstat-an”D.“ipconfig/all”7．一帧ARP协议数据中，如果其中显示操作代码（Opcode）值为1,表示此数据帧为ARP的什么帧？(D)A.单播帧B.应答帧C.多播帧D.请求帧8．在广播式网络中，发送报文分组的目的地址有（C）地址．多站（播）地址和广播地址三种。A.本地B.远程C.单一物理（单播）D.逻辑9．网络安全的基本属性是（B）。A.机密性B.其它三项均是C.完整性D.可用性l29,thecompanyresponsibleforavarietyofproceduresforreimbursementdocument,invoicereview,approvalofwork;30,regularlyconvenedgeneralmeetingofshareholders,preparationworkforthemeeting;31,thecompanyresponsibleforpayrollmanagementjobs,includingaroundsalarysurvey,employeesalary,salaryaccountingmethodsdeveloped,payrollaccounting,paymentofwages,bonuses;32,thecompanyresponsiblefordeliveryoffinancialprocedures;33,accordingtothecompany'sstrategicdevelopmentplan,thepreparationandmanagementoffundstomeetday-to-dayoperatingfundingrequirementstoensurethecompany'ssafety,liquidityandprofitabilityofthefunds;34,responsiblefortheenvironmentalprotectionbuildingmaterialsCorporationissuedbytheCorporationAnnual,monthlyeconomicindicatorsintheassessmentoftheeconomicresponsibilitysystemofproposedamendments;35,thecompanyresponsibleforalltypesofcontractsandtracking,implementation,implementationoftheagreement,abnormalitywasdetectedintimetotakeappropriatemeasuresandfeedbacktotheleadership;36,regularinspection,analysis,budgetimplementationofthebusinessandfinancialperformance,andtoproposemeasurestoincreaserevenueandreduceexpenditure;37,responsiblefororganizingthecompany'scontractingbusinesstenders;38,responsibleforpreparingtheannualbudgetandfinalaccounts,distributionofprofits,losscompensationplan;39,responsiblefortheviolationsoffinancialdiscipline,ordamagethecompany'sinterests(corruptionandbribery)reviewoftheAct;40,不忘初心，就是始终坚持祖国统一民族振兴的雄心。“一国两制”在实践中已经取得举世公认，具有强大生命力。无论遇到什么样的困难和挑战，我们对“一国两制”的信心和决心都绝不会动摇。10．小李在使用superscan对目标网络进行扫描时发现，某一个主机开放了25和110端口，此主机最有可能是（B）A.文件服务器B.邮件服务器C.WEB服务器D.DNS服务器11．协议分析技术可以解决以下哪个安全问题？（C）A.进行访问控制B.清除计算机病毒C.捕获协议数据并进行分析．定位网络故障点D.加密以保护数据12．什么是DoS攻击?（B）A.针对DOS操作系统的攻击B.拒绝服务攻击C.一种病毒D.地址欺骗攻击13．你想发现到达目标网络需要经过哪些路由器，你应该使用什么命令？（D）A.pingB.nslookupC.ipconfigD.tracert14．TELNET和FTP协议在进行连接时要用到用户名和密码，用户名和密码是以什么形式传输的？（C）A.对称加密B.加密C.明文D.不传输密码15．假如你向一台远程主机发送特定的数据包，却不想远程主机响应你的数据包。这时你使用哪一种类型的进攻手段？（B）A.缓冲区溢出B.地址欺骗C.拒绝服务D.暴力攻击l29,thecompanyresponsibleforavarietyofproceduresforreimbursementdocument,invoicereview,approvalofwork;30,regularlyconvenedgeneralmeetingofshareholders,preparationworkforthemeeting;31,thecompanyresponsibleforpayrollmanagementjobs,includingaroundsalarysurvey,employeesalary,salaryaccountingmethodsdeveloped,payrollaccounting,paymentofwages,bonuses;32,thecompanyresponsiblefordeliveryoffinancialprocedures;33,accordingtothecompany'sstrategicdevelopmentplan,thepreparationandmanagementoffundstomeetday-to-dayoperatingfundingrequirementstoensurethecompany'ssafety,liquidityandprofitabilityofthefunds;34,responsiblefortheenvironmentalprotectionbuildingmaterialsCorporationissuedbytheCorporationAnnual,monthlyeconomicindicatorsintheassessmentoftheeconomicresponsibilitysystemofproposedamendments;35,thecompanyresponsibleforalltypesofcontractsandtracking,implementation,implementationoftheagreement