【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
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答案
D
解析
暂无解析
相关试题
【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
【多选题】
Which four tunne ling prot ocols are enabled in the Dfit GrpPolicy group policy ？___
A. Clientless SSL VPN
B. SSL VPN Client
C. PPTP
D. L2TP/IPsec
E. IPsec IKEv1
F. IPsec IKEv2
【多选题】
Which two statements regarding the aSA VPN configurations are correct？___
A. The asa has a certificate issued by an external certificate authority associated to the ASDM TrustPoint1
B. The Default WEBVPNGroup Connection Profile is using the aaa with RADIUS server method
C. The Inside-srvbook mark references the https://192.168.1.2url
D. Only Clientless SSL VPN access is allowed with the Sales group policy
E. Any Connect， IPSec IKEv1， and IPSec IKEv2 VPN access is enabled on the outside interface
F. The Inside -SRV bookmark has not been applied to the Sales group policy
【多选题】
Which three ESP fields can be encrypted during transmission？___
A. Security Parameter Index
B. Sequence Number
C. MAC Address
D. Padding
E. Pad length
F. Next Header
【多选题】
.Which three statements de scribe DHCP spoofing attacks？___
A. They can modify traffic in transit.
B. They are used to perform man- in-the-middle attacks
C. They use ARP poisoning
D. They can access most network devices
E. They protect the ide ntity of the attacker by masking the DHCP address.
F. They are can physically modify the network gateway.
【多选题】
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
【多选题】
In which two situations should you use in band management？ ___
A. when the control plane fails to respond
B. when you require administrator access from multiple locations
C. when you require ROMMON access.
D. where a network device fails to forward packets
E. when multiple ma nagement applications need concument access to the device.
【多选题】
Which two features are supported in a VRF-aware softwar infrastructure before VRF-lite?___
A. multicast
B. fair queuing
C. WCCP
D.
E. IGRP
【多选题】
.Which loS command do you enter to test authentication again a AAA server？___
A. dialer aaa suffix <suffix> password <password>
B. ppp authentication chap pap test
C. test aaa-server authentication dialer group user name <user> password <password>
D. aaa authentication enable default test group tacases
【多选题】
Which two statements about the self zone on a cisco Xone based policy firewall are true？___
A. Multiple interfaces can be assigned to the self zone
B. it supports stateful inspections for multicast traffic
C. zone pairs that include the self zone apply to traffic transiting the device.
D. it can be either the source zone or the destination zone
E. traffic entering the self zone must match a rule
【多选题】
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 type of firewall can server as the interme diary between a client and a server ?___
A. Stateless firewall
B. application firewall
C. proxy firewall
D. personal firewall
【单选题】
What is the highest security level that can be configured for an interface on an ASA？___
A. 0
B. 50
C. 10
D. 200
【单选题】
Which term refers to the electromagnetic interference that can radiate from network cables？___
A. Gaussian distributions
B. Doppler waves
C. emanations
D. multimode distortion
【单选题】
How does a zone pair handle traffic if the policy de fination of the zone pair is missing?___
A. It inspects all traffic.
B. It drops all traffic.
C. It permits all traffic wihtout logging
D. It permits and logs all traffic
【单选题】
default how does a zone based firewall handle traffic to add from the self zone？___
A. It permits all traffic without inspection
B. It inspects all traffic to determine how it is handled
C. It permits all traffic after inspection
D. It frops all traffic
推荐试题
【多选题】
在决定某个事件是否构成国际关注的突发公共卫生事件时，总干事应当考虑：____。___
A. 缔约国提供的信息
B. 《条例》附件2所含的决策文件
C. 突发事件委员会的建议
D. 科学原则以及现有的科学依据和其他有关信息
E. 对人类健康危险度、疾病国际传播风险和对国际交通干扰危险度的评估
【多选题】
各缔约国在向世界卫生组织通报本国领土内发生、并根据决策文件有可能构成国际关注的突发公共卫生事件后，应当继续及时向世卫组织报告它得到的关于所通报事件的确切和充分详细的公共卫生信息，在可能时其中包括____。___
A. 病例定义、病例数和死亡数
B. 实验室检测结果
C. 危险的来源和类型
D. 影响疾病传播的情况
E. 所采取的卫生措施
【多选题】
在缔约国的要求下，世卫组织应当通过____（包括在必要时调动开展现场援助国际专家组）进行合作，以应对公共卫生危害和其他事件。___
A. 提供技术指导
B. 提供行政人员
C. 援助
D. 对所采取的控制措施的有效性评估
【多选题】
“受染”是指受到感染或污染或携带感染源或污染源以至构成公共卫生风险的____。___
A. 人员
B. 行李、邮包、物品
C. 尸体（骸骨）
D. 集装箱、货物
E. 交通工具
【多选题】
交通工具的“到达”是指____。___
A. 远洋航轮到达或停泊港口的规定区域
B. 航空器到达机场
C. 国际航行中的内陆航行船舶到达入境口
D. 火车或公路车辆到达入境口岸
【多选题】
“污染”是指在 ____上存在可以构成公共卫生风险的传染性病原体或有毒物质。___
A. 人体或动物身体表面
B. 人体或动物组织内
C. 在消费产品中（上）
D. 其他无生命物体
【多选题】
根据《条例》“创伤性”的定义，下面哪些不属于“创伤性”的检查：____。___
A. 对耳、鼻、口进行的医学检查
B. 体外测量血压及心电图
C. 用耳内、口腔或皮肤温度计测量体温
D. 视网膜检影
【多选题】
如果现有的一切处理或操作方法均不成功，则在监控的情况下查封和销毁____行李、货物、集装箱、交通工具、物品和邮包。___
A. 受感染
B. 污染
C. 受染嫌疑、污染嫌疑
D. 破损
【多选题】
世界卫生组织针对人员向缔约国发布的建议包括以下哪几项？_______
A. 对受染者实行隔离并进行必要的治疗
B. 追踪与嫌疑者或受染者接触的人员
C. 不准嫌疑者或受染者入境
D. 拒绝未感染的人员进入受染地区
【多选题】
根据《条例》，主管当局应该负责监测离开或来自受染地区的行李、货物、集装箱、交通工具、物品和邮包或尸体（骸骨），以便其始终保持无____的状态。___
A. 感染源
B. 污染源
C. 媒介
D. 宿主
【多选题】
缔约国对于交通工具的卫生监督项目包括：____。___
A. 病媒的状况
B. 舱内货物是否分格堆放
C. 交通工具的宿舱、车厢的卫生状况
D. 交通工具上是否备有足够的消毒、除鼠、除虫药物及器械，并备有防鼠装置
【多选题】
按规定对旅行者采取的卫生措施收费时，缔约国应遵守以下哪些原则：____。___
A. 每个缔约国对此类收费只应有一种价目表
B. 每次收费应与价目表相符
C. 每次收费不超过提供服务的实际成本
D. 收费应一视同仁，不分旅行者国籍、住所或居留地
【多选题】
遵循适用的国际协议和《条例》各有关条款，缔约国出于公共卫生目的可要求旅行者在到达或离开时：____。___
A. 了解有关其旅行目的地的情况
B. 了解有关其旅行路线
C. 检查旅行者的健康文件（如果按《条例》需要此类文件）
D. 进行能够实现公共卫生目标的侵扰性最小的非创伤性医学检查
【多选题】
遵循适用的国际协议和《条例》各有关条款，缔约国出于公共卫生目的可对以下哪些项目进行检查：____。___
A. 行李和货物
B. 交通工具和集装箱
C. 旅客身上所穿的衣物
D. 邮包和骸骨
【多选题】
旅行者在接受检疫、隔离、医学检查或其他公共卫生措施时，缔约国需提供哪些保障措施：____。___
A. 提供足够的食品和饮水
B. 提供适宜的住处和衣服
C. 保护其行李和其他财物
D. 给予适宜的医疗
【多选题】
对行李、货物、集装箱、交通工具、物品或邮包采取的卫生措施收费时，每个缔约国对此类收费只应有一种价目表，而且每次收费应：____。___
A. 适当超过提供服务的实际成本
B. 与价目表一致
C. 征收前5天公布
D. 一视同仁
【多选题】
对于船舶卫生证书，以下正确的是____。___
A. 主管当局应当签发船舶卫生控制措施证书，注明发现的证据和采取的控制措施
B. 如果执行控制措施的港口主管当局认为，由于执行措施的条件有限，不可能取得满意的结果，主管当局应当在船舶卫生控制措施证书上如实注明
C. 当船舶和船舱腾空时或只剩下压舱物或其他材料（按其性质和摆放方式可对船舱进行彻底检查）时，对船舶进行检查后，通常不签发证书
D. 船舶免予卫生控制措施证书和船舶卫生控制措施证书的有效期最长应为60天。如果所要求的检查或控制措施不能在港口完成，此期限可延长30天。
【多选题】
如果根据公共卫生危害的事实和证据发现交通工具舱内存在着临床迹象或症状和情况____，主管当局应当认为该交通工具受染。___
A. 包括感染
B. 不包括感染
C. 包括污染源
D. 不包括污染源
【多选题】
一旦缔约国认为国际集装箱装卸量非常繁重时，主管当局应当采取符合《条例》的____评估集装箱装卸区和集装箱的卫生状况，以确保规定的义务得到履行。___
A. 部分可行措施
B. 一切可行措施
C. 包括进行检查
D. 不包括进行检查
【多选题】
各个缔约国应尽可能在以下____方面相互合作：___
A. 根据规定，发现和评估事件并采取应对措施
B. 提供或促进技术合作和后勤支持
C. 筹集财政资源，促进履行其根据《条例》承担的义务
D. 为履行《条例》制定法律草案和其他法律和行政规定
【多选题】
世界卫生组织应该应要求尽可能在以下____方面与缔约国合作：___
A. 评价和评估其公共卫生能力，促进《条例》有效实施
B. 向缔约国提供技术合作和后勤支持或给予方便
C. 筹集财政资源支持发展中国家建设、加强和保持规定的能力
D. 制定国际法律草案和其他国际通行的行政规定
【多选题】
如个人资料对评估和管理公共卫生风险至关重要，缔约国可透露和处理个人资料，但缔约国根据国家法律，和世界卫生组织必须确保个人资料____。___
A. 得到公平、合法处理，并且不以与该目的不一致的方式予以进一步处理
B. 与该目的相比充分、相关且不过量
C. 准确且在必要时保持最新，采取一切合理措施确保删除或纠正不正确或不完整的资料
D. 保留期限不超过必需时间
【多选题】
总干事应成立突发事件委员会，该委员会应总干事要求在以下____方面提出意见。___
A. 事件是否构成国际关注的突发公共卫生事件
B. 国际关注的突发公共卫生事件的结束
C. 建议发布、修改、延续或撤销临时建议
D. 定期与缔约国就突发公共卫生事件进行沟通
【多选题】
发生下列哪几种情况可以认为交通工具有嫌疑？____。___
A. 交通工具上有可能的媒介传播疾病的病例
B. 国际航行中的交通工具上出现了可能的媒介传播疾病的病例
C. 在离开受染地区的期间内，交通工具上媒介仍可能携带疾病
D. 交通工具在最近的一个月没有接受过任何卫生措施。
【判断题】
船舶免予卫生控制措施证书感染或污染的证据包括：所有生长期的媒介、媒介的动物宿主、能携带人类疾病的啮齿类动物或其他类动物、有害人类健康的微生物、化学物和其他危害。
A. 对
B. 错
【判断题】
倘若某缔约国不接受合作建议，当公共卫生危害的规模证实有必要时，世卫组织可与其他缔约国共享可获得的信息，并在考虑到有关缔约国意见的情况下强制该缔约国接受世卫组织的合作建议。
A. 对
B. 错
