【单选题】
Refer to the exhibit line in this configuration prevents the help Desk user from modifying the interface configuration.___
A. Privilege exec level 10 interface
B. Privilege exec level 9 configure terminal
C. Privilege exec level 7 show start-up
D. Username HelpDesk privilege 6 password help
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答案
B
解析
暂无解析
相关试题
【单选题】
You have been tasked with blocking user access to websites that violate company policy, but the sites use dynamic IP addresses. What is the best practice for URl filtering to solve the problem?___
A. Enable URL filtering and use URL categorization to block the we bsites that violate company
B. Enable URL filtering and create a blacklist to block the websites that violate company policy
C. Enable URL filtering and create a whitelist to block the websites that violate company policy
D.
E. nable URL filtering and use URL categorization to allow only the websites that company policy allows users to access.
【单选题】
Within an 802. 1x-enabled network with the auth Fail feature configured, when does a switch port get placed into a restricted VLAN?___
A. When a conected client fails to authenticate after a certain number of attempts.
B. if a connected client does not support 802. 1x
C. when AAA new-model is ena bled
D. after a connected client exceeds a specified idle time
E. when 802. 1x is not globally enabled on the Cisco Catalyst switch
【单选题】
Which type of attack does a proxy firewall protect against ?___
A. cross-site scripting attack
B. worm traffic
C. port scanning
D. DDoS attacks
【单选题】
When an administrator initiates a device wipe command from the ISE, what is the immediate effect?___
A. It requests the administrator to choose between erasing all device data or only managed corporate data.
B. It requests the administrator to enter the device pin or password before proceeding with the operation
C. It notifies the device user and proceeds with the erase operation
D. It immediately erases all data on the device
【单选题】
What is a valid implicit permit rule for traffic that is traversing the ASa firewall?___
A. ARPs in both directions are permitted in transparent mode only
B. Unicast IPv4 traffic from a higher security interface to a lower security interface is permittee in routed mode only.
C. Unicast IPv6 traffic from a higher security interface to a lower security interface is permitted in transparent mode only.
D. Only BPDUs from a higher security interface to a lower secur ity interface are permitted in transparent mode.
E. Only BPDUs from a higher security interface to a lower secur ity interface are permitted in routed mode
【单选题】
A specific URL has been identified as containing malware. What action can you take to block users from accidentally visiting the URl and becoming infected with malware ?___
A. Enable URL filtering on the perimeter router and add the URls you want to block to the router's local URL list
B. Enable URL filtering on the perimeter firewall and add the URls you want to allow to the router's local URL list.
C. Enable URL filtering on the perimeter router and add the URls you want to allow to the firewall's local URL list
D. Create a blacklist that contains the URl you want to block and activate the blacklist on the perimeter rout
E. Create a whitelist that contains the URLs you want to allow and activate the whitelist on the perimeter router.
【单选题】
How does PEAP protect the EAP exchange ?___
A. It encrypts the exchange using the server certificate
B. It encrypts the exchange using the client certificate
C. It validates the server-supplied certificate,and then encrypts the exchange using the client certificate
D. It validates the client-supplied certificate,and then encrypts the excha nge using the server certificate
【单选题】
Which feature of the Cisco Email Security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attacks?___
A. contextual analysis
B. holistic understanding of threats
C. graymail management and filtering
D. signature-based IPS
【单选题】
Refer to the exhibit【nat (inside,outside)dunamic interface】 Which translation technique does this configuration result in?___
A. DynamIc PAT
B. Dynamic NAT
C. Twice NAT
D. Static NAT
【单选题】
Refer to the exhibit which are repre sents the data center?___
A. A
B. B
C. C
D. D
【单选题】
While trouble shooting site-to-site VPN, you issued the show crypto isakmp sa command. What does the given output show?___
A. IKE Phase 1 main mode was created on 10.1.1.5, but it failed to negotiate with 10.10 10.2
B. IKE Phase 1 main mode has successfully negotiated between 10.1.1.5 and 10.10..
C. IKE Phase 1 aggressive mode was created on 10.1.1.5, but it failed to negotiate with
【单选题】
Refer to the exhibit All ports on switch 1 have a primary vLan of 300 Which devices can host 1 reach?___
A. host 2
B. server
C. host 4
D. other devices within VLAN303
【单选题】
Which option is the cloud-based security service from Cisco the provides URL filtering, web browsing content security, and roaming user protection?___
A. Cloud Web service
B. Cloud Advanced Malware Protection
C. Cloud We b Security
D. Cloud Web Protection
【单选题】
How can you detect a false negative on an IPS?___
A. View the alert on the ips
B. Review the ips log
C. Review the is console
D. Use a third- party system to perform penetration testing.
E. Use a third- party to audit the next generation firewall rules
【单选题】
If a switch port goes directly into a blocked state only when a superior BPDU is received, what mechanism must be in use?___
A. STP BPDU guard
B. Loop guard
C. EtherChannel guard
D. STP Root guard
【单选题】
what improvement does EAP-FASTv2 provide over EAP-FAST? ___
A. It allows multiple credentials to be passed in a single EAP exchange.
B. It supports more secure encryption protocols
C. It allows faster authentication by using fewer packets.
D. It addresses security vulnerabilities found in the original protocol
【单选题】
When users login to the Client less Ssl Vpn using https://209.165.201.2/test ,which group policy will be applied?___
A. test
B. clientless
C. sales
D. DfitGrp Policy
E. Default RAGroup
F. Default WEB VPN
G. roup
【单选题】
Which user authentication method is used when users login to the Clientless SSLVPN portal using https://209.165.201.2/test?___
A. AAA with LOCAL database
B. AAA with RADIUS server
C. Certificate
D. :Both Certificate and aaa with LoCAL database
E. Both Certificate and AAA with RADIUS server
【单选题】
What' s the technology that you can use to prevent non malicious program to runin the computer that is disconnected from the network?___
A. Firewall
B. Sofware Antivirus
C. Network IPS
D. Host IPS
【单选题】
Which statement about the communication between interfaces on the same security level is true?___
A. Interfaces on the same security level require additional configuration to permit interinterface communication
B. Configuring interfaces on the same security level can cause asymmetric routing
C. All traffic is allowed by default between interfaces on the same security level
D. You can configure only one interface on a n individual security level
【单选题】
Which product can be used to provide application layer protection for tcp port 25 traffic?___
A. ESA
B. CWS
C. WSA
D. ASA
【单选题】
which iPS mode is less secure than other options but allows optimal network through put ?___
A. inline mode
B. inline-bypass mode
C. transparent mode
D. Promiscuous mode
【单选题】
Which feature of the Cisco Email security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attack?___
A. reputation based filtering
B. signature based IPS
C. contextual analysis
D. graymail management and filtering
【单选题】
Which type of social-engineering attack uses normal tele phone service as the attack vector?___
A. smishing
B. dialing
C. phishing
D. vishing
【单选题】
Which quantifiable item should you consider when you organization adopts new technologies?___
A. exploits
B. vulnerability
C. threat
D. Risk
【单选题】
Referencing the ClA model, in which scenario is a hash- only function most appropriate ?___
A. securing data at rest
B. securing real-time traffic
C. securing data in files
D. securing wireless transmissions
【单选题】
Which ports must be open between a aaa server and a microsoft server to permit Active Directory authentications?___
A. 445 and 389
B. 888 and 3389
C. 636 and 4445
D. 363 and 983
【单选题】
Refer to the exhibit for which reason is the tunnel unable to pass traffic___
A. the tunnel is failing to receive traffic from the remote peer
B. the local peer is unable to encrypt the traffic
C. the ip address of the remote peer is incorrect
D. UDP port 500 is blocked
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
How can you protect CDP from reconnaissance attacks?___
A. Enable dynamic ARP inspection on all untrusted ports.
B. Enable dot1x on all ports that are connected to other switches.
C.
D. isable CDP on ports connected to endpoints.
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without ?___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
Which option is a key security compone nt of and MDM deployment ?___
A. using network-specific installer packages
B. using an application tunnel by default
C. using self-signed certificates to validate the server
D. using MS-CHAPv2 as the primary
E. AP method
【单选题】
Which Firepower Management Center feature detects and block exploits and hack attempts?___
A. Content blocker
B. file control
C. intrusion prevention
D. advanced malware protection
【单选题】
hich description of the nonsecret numbers that are used to start a Diffie- Hellman exchange is ture?___
A. They are preconfigured prime integers.
B. They are large pseudorandom numbers.
C. They are very small numbers chosen from a table of known valuses
D. They are numeric values extracted from ha shed system hostnames
【多选题】
Which two characteristics of an application layer firewall are true?___
A. provides stateful firewal functionality
B. has low processor usage
C. provides protection for multiple applications
D. provides rever se proxy services
E. is immune to URL manipulation
【多选题】
Which two devices are components of the BYOD architectural framework?___
A. Nexus 7010 switch
B. Cisco 3945 Router
C. Identify Services Engine
D. Wireless Access oints
E. Prime Infrastructure
【多选题】
Which two actions can a zone based firewall take when looking at traffic? ___
A. forward
B. inspect
C. drop
D. broadcast
E. filter
【多选题】
n which two situations should you use in-band management?___
A. when management applications need concurrent access to the device
B. when you require administrator access from multiple locations
C. when a network device fails to forward packets
D. when you require ROMMON access
E. when the control plane fails to respond
【多选题】
What are two ways to prevent eavesdropping when you perform device management tasks?___
A. Use an SSH connection.
B. Use SNMPv3
C. Use out-of-band management
D. Use SNMP
E. Use in-band management
【多选题】
Which two features are commonly used CoPP and CPPr to protect the control plane? ___
A. QoS
B. traffic classification
C. access lists
D. policy maps
E. class maps
F. Cisco Express Forwarding
推荐试题
【单选题】
下列哪个不是木马的特点。___
A. 有效性
B. 难植入性
C. 隐蔽性
D. 顽固性
【单选题】
下列哪些是木马的危害___
A. 重要数据丢失
B. 机密泄露
C. 被监视
D. 以上都是
【单选题】
不属于远程控制木马进行网络入侵的过程的是?___
A. 传播木马
B. 运行木马
C. 信息建立
D. 建立连接
【单选题】
木马攻击的植入技术主要包括主动植入和被动植入,其中被动植入采用的主要手段是?___
A. 攻击
B. 防御
C. 欺骗
D. 入侵
【单选题】
病毒程序一般由几个模块组成___
A. 1
B. 2
C. 3
D. 4
【单选题】
下列不属于木马防范的方法的是。___
A. 及时修补漏洞,安装补丁
B. 打开不安全网站
C. 运行实时监控程序
D. 培养风险意识
【单选题】
计算机病毒是一种___。
A. 木马
B. 程序
C. 软件
D. 细菌
【单选题】
以下不属于木马程序的自启动方式的是。___
A. 修改系统程序
B. 打开电脑
C. 修改系统注册表
D. 添加系统服务
【单选题】
不属于木马程序隐藏的方式是哪个?___
A. 程序隐藏
B. 进程隐藏
C. 身份隐藏
D. 通信隐藏
【单选题】
DDL隐藏木马的方法之一是动态嵌入技术,其实现方法是___
A. 程序的代码嵌入到正在运行的进程中
B. 将木马程序安装入电脑中
C. 将木马程序通过邮件发送
D. 进行进程欺骗
【单选题】
下列对于Web欺骗的描述,错误的是?___
A. Web欺骗的手段有TCP和DNS欺骗两种
B. Web欺骗是一种电子信息欺骗,攻击者在其中创造了整个Web世界的一个令人信服但是完全错误的拷贝。
C. 攻击者能够监视攻击者的网络信息,但不能记录他们访问的网页和内容
D. 攻击者可以获得用户的账户和密码
【单选题】
以下关于ARP欺骗的描述错误的是?___
A. ARP欺骗是利用ARP协议缺乏信任机制的缺陷的一种欺骗类攻击
B. ARP欺骗可冒充网关欺骗主机
C. 在主机上静态绑定网关的MAC地址可防止所有ARP欺骗
D. ARP欺骗可将用户数据导向不存在的地址
【单选题】
下列关于欺骗类攻击的描述错误的是?___
A. IP欺骗可用于拒绝服务攻击
B. 系统基于IP验证来建立信任关系为IP欺骗带来的可能性
C. DNS欺骗其实就是“黑掉”对方网站,让其显示黑客需要显示的信息
D. DNS欺骗其实就是冒名顶替,招摇撞骗
【单选题】
下列关于Email欺骗的描述错误的是___。
A. Email欺骗指发件人地址是虚假的
B. Email欺骗的前提是发件所用的邮件服务器不验证发件人
C. 直接使用被冒充人的邮件地址发件将无法获得回复邮件
D. 可通过指定回复地址来接收被欺骗者的回复邮件
【单选题】
IP欺骗的核心是获得___。
A. DNS标识ID
B. TCP序号
C. 端口号
D. TCP payload
【单选题】
DNS欺骗的核心是伪造什么?___
A. TCP序列号
B. 端口号
C. DNS标识ID
D. MAC地址
【单选题】
下面哪项不是防范ARP攻击的有效方法?___
A. IP-MAC静态绑定
B. 使用类似port security的功能
C. DHCP Snooping+DAI技术
D. 加强用户权限控制
【单选题】
在进行网络攻击身份隐藏的时候,下列哪一项网络信息不能被欺骗或盗用?___
A. MAC地址
B. IP地址
C. 邮件账户
D. 以上都不是
【单选题】
下列关于电子邮件传输协议描述错误的是。___
A. SMTP协议负责邮件系统如何将邮件从一台计算机传送到另外一台计算机
B. IMAP4的应用比POP3更广泛
C. IMAP4协议能够使用户可以通过浏览远程服务器上的信件,决定是否要下载此邮件
D. POP3协议规定怎样将个人计算机连接到邮件服务器和如何下载电子邮件
【单选题】
TCP/IP协议层次结构由___组成?
A. 网络接口层、网络层组成
B. 网络接口层、传输层组成
C. 网络接口层、网络层、传输层和应用层组成
D. 网络接口层、网络层、应用层组成
【单选题】
假冒网络管理员,骗取用户信任,然后获取密码口令信息的攻击方式被称为___。
A.  密码猜解攻击 
B.  社会工程攻击
C.  缓冲区溢出攻击
D.  网络监听攻击
【单选题】
以下哪些是动态网页技术___
A. CGI
B. ASP
C. JSP
D. 以上都是
【单选题】
以下哪些是植入代码的构造类型___
A. NSR
B. RNS
C. AR
D. 以上都是
【单选题】
以下那些事内存区域连续的内存块___
A. 代码段
B. 数据段
C. 堆栈段
D. 以上都是
【单选题】
以下哪些是缓冲区溢出___
A. 栈溢出
B. 堆溢出
C. BSS溢出
D. 以上都是
【单选题】
常见的Windows NT系统口令破解软件,如L0phtCrack(简称LC),支持以下哪一种破解方式___
A.  字典破解
B.  混合破解 
C.  暴力破解
D.  以上都是
【单选题】
下列哪一种网络欺骗技术是实施交换式(基于交换机的网络环境)嗅探攻击的前提?___
A.  IP欺骗 
B.  DNS欺骗 
C.  ARP欺骗
D.  路由欺骗
【单选题】
在Windows系统中可用来隐藏文件(设置文件的隐藏属性)的命令是____。___
A.  dir 
B.  attrib
C.  ls 
D.   move
【单选题】
Unix系统中的last命令用来搜索____来显示自从文件创建以来曾经登录过的用户,包括登录/退出时间、终端、登录主机IP地址。___ 
A.  utmp/utmpx文件 
B. wtmp/wtmpx文件 
C. lastlog文件 
D.  attc文件 
【单选题】
以下哪些是程序在内存中的存放形式___
A. bss
B. data
C. text
D. 以上都是
【单选题】
下列为计算机网络的传输技术的是。___
A. 点播式
B. 点到点式
C. 传输式
D. 传播式
【单选题】
网卡有四种模式,下列哪一个不是网卡的模式之一___
A. 传播模式
B. 组播模式
C. 直接模式
D. 混杂模式
【单选题】
LibPcap函数库按功能分组,下列属于的是___
A. 打开、读取设备、设置过滤器
B. 优化、调试过滤规则表达式
C. 脱机方式监听
D. 以上都是
【单选题】
下列关于交换网络下,防监听的措施错误的是___
A. 把网络安全网络安全信任关系建立在单一的IP或者MAC基础上
B. 使用静态的ARP或者IP-MAC对应表代替动态的ARP或者IP-MAC对应表,禁止自动更新,使用手动更新
C. 定期检查ARP请求,使用ARP监视工具
D. 不要把网络安全信任关系建立在单一的IP或者MAC基础上
【单选题】
下列关于Wireshark捕获数据包的主要界面分为几个区域?___
A. 1
B. 2
C. 3
D. 4
【单选题】
下列关于Wireshark捕获数据包不正确的是?___
A. 数据包序号指的是被捕获的顺序
B. 时间戳指的是被捕获时相对第一个被捕获的数据包相隔的时间
C. 时间戳指的是数据包包含的时间戳信息
D. 中间区域按协议封装过程显示各层结构对应的内容
【单选题】
交换式局域网在哪几个方面有优势___
A. 技术
B. 速度
C. 安全
D. 以上都是
【单选题】
下列关于数据帧地址正确的是。___
A. 数据帧地址的类型一般不止两种类型
B. 分为两种类型:发往单机的数据帧地址和广播数据帧地址
C. 发往单机的数据帧地址目的是多个的主机的MAC
D. 广播数据帧地址目的是单个主机的MAC
【单选题】
下列关于网络嗅探实验,错误的是___
A. 网络嗅探的能力范围已经适用于广域网
B. 网络嗅探的能力范围目前局限于局域网
C. 网络嗅探技术具有原理简单、易于实现的优点
D. 网络嗅探又叫网络监听
【单选题】
在嗅探实验中,由于存在大量无用或者不需要的数据,为了效率,需要进行过滤处理,以下属于过滤的着手方面的是___
A. 站过滤
B. 服务过滤
C. 通用过滤
D. 以上都是