【多选题】
Which two default settings for port security are true ？___
A. Violation is Protect
B. Violation is Restrict
C. Violation is Shutdown
D. Maximum number of MAC addresses is 2
E. Maximum number of MAC addresses is 1
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相关试题
【多选题】
Which two are characteristics of RADIUS？___
A. Uses UDP ports 1812 /1813
B. Uses TCP port 49
C. Uses UDP port 49
D.
E. ncrypts only the password between user and server
【多选题】
When setting up a site-to-site VPN with PSK authentication on a Cisco router， which two elements must be configured under crypto map？___
A. pfs
B. nat
C. reverse route
D. peer
E. transform-set
【多选题】
When using the Adaptive Security Device Manager（ASDM), which two options are available to add a new root certificate？___
A. Install from SFTP server
B. Usehttps
C. Install from a file
D. Use LDAP
E. Use SCEP
【多选题】
Which two SNMPv3 services support its capabilities as a secure networ k manage protocol？ ___
A. access control
B. the shared secret key
C. authentication
D. authorization
E. accounting
【多选题】
Which two statements about routed firewall mode are true ？___
A. The firewall acts as a routed hop in the network
B. This mode conceals the presence of the firewall
C. The firewall requires a unique iP address for each interface
D. This mode allows the firewall to be added to an existing networ k with minimal additional configuration By default， this mode permits most traffic to pass throug
【多选题】
Which two statements describe DHCP spoofing attacks？___
A. They are used to perform man-in- the-middle attacks
B. They can access most network devices
C. They can modify the flow of traffic in transit. LNGKAIG
D. They protect the identity of ti attacker by masking the DHCP address
E. They can physically modify the network gateway
【多选题】
Which two types of VLANs using PVLANs are valid？___
A. isolated
B. promiscuous
C. backup
D. secondary
E. community
【多选题】
What are two limitations of the self-zone policies on a zone-based firewall？___
A. They are unable to block Https traffic
B. They restrict SNMP traffic.
C. They are unable to support Https traffic
D. They are unable to implement application inspection
E. They are unable to perform rate limiting
【多选题】
Which two descriptions of TACACS+ are true？ ___
A. The TACACS+ header is unencrypted
B. It combines a uthentication and authorization
C. It uses TCP as its transport protocol
D. Only the password is encrypted.
E. It uses UDP as its transport protocol.
【多选题】
Which two actions does an IPS perform？ ___
A. it spans the traffic
B. it reflects the traffic back to the sender
C. it encrypts the traffic
D. it terminates the user session or connection of the attacker
E. it reconfigures a device to block the traffic
【多选题】
In which form of fraud does an attacker try to learn information such as login credenti account information by ma squerading as a reputable entity or person in email， IM or communication channels ?___
A. phishing
B. Smurfit
C. Hacking
D. Identity Spoofing
【多选题】
Which two ESA services are available for incoming and outgoing mails ？___
A. anti-DoS
B. reputation filter
C. antispam
D. content filter
E. DLP
【多选题】
What are two reasons to recommend SNMPv 3 over SNMPv2？___
A. SNMPv3 is secure because you can configure authe ntication and privacy
B. SNMPv3 is insecure because it send in formation in clear text
C. SNMPv2 is insecure because it send information in clear text
D. SNMPv3 is a Cisco proprietary protocol
E. SNMPv2 is secure because you can configure authentication and privacy
【多选题】
Which two actions can a zone- based firewall apply to a packet as it transits a zone pair？___
A. drop
B. inspect
C. queue
D. quarantine
【单选题】
Which security principle has been violated if data is altered in an unauthorized manner？___
A. accountability
B. confidentiality
C. availability
D. integrity
【单选题】
Which IKE Phase 1 parameter can you use to require the site-to-site VPN to use a pre-shared ？___
A. encryption
B. authentication
C. group
【单选题】
Which command successfully creates an administrative user with a password of "cisco"on a Cisco router?___
A. username Operator privilege 7 password cisco
B. username Operator privilege 1 password cisco
C. username Operator privilege 15 password cisco
D. username Operator password cisco privilege 15
【单选题】
Which EAP method authenticates a client against Active Directory without the use of client-side 802.1X certificates？___
A. EAP-TLS
B. EAP-MSCHAPv2
C. EAP-PEAP
D.
E. AP-GTC
【单选题】
What is a limitation of network-based IPS？___
A. It must be in dividually configured to support every operating system on the network.
B. It is most effective at the in dividual host level
C. It is unable to monitor attacks across the entire netw ork
D. Large installations require numerous sensors to fully protect the network
【单选题】
When would you configure the ip dhcp snooping trust command on a sw itch？___
A. when the switch is connected to a DHCP server
B. when the switch is working in an edge capacit
C. when the switch is connected to a client system
D. when the switch is serving as an aggregator
【单选题】
How does the 802. 1x supplicant communicate with the authentication server？___
A. The supplicant creates EAP packets and sends them to the authenticator, which encapsulates them into RADIUS and forwards them to the authentication server.
B. The supplicant creates RADIUS packets and sends them to the authe nticator, which encapsulates the m into EAP and forwards them to the a uthentication server.
C. The supplicant creates RADIUS packets and sends them to the authenticator, which translates them into eap and forwards them to the a ut hentication server
D. The supplicant creates
E. AP packets and sends them to the authe nticator, which translates them into radius and forwards them to the authentication server.
【单选题】
Which command do you enter to verify the phase I status of a VPN connection？___
A. sh crypto se ssion
B. debug crypto isakmp
C. sh crypto isakmp sa
D. sh crypto ipsec sa
【单选题】
Refer to the exhibit. what is the e ffect of the given configuration？___
A. It enables authentication，
B. It prevents keychain authentication.
C. The two routers receive normal updates from one another.
D. The two device s are able to pass the message digest to one another.
【单选题】
Which command can you enter to configure OSPF to use hashing to authenticate routing updates？___
A. ip ospf aut hentication message-digest
B. neighbor 192 168.0 112 cost md5
C. ip ospf priority 1
D. ip ospf aut hentication-key
【单选题】
Which command can you enter to verify the status of Cisco lOS Resilient Configuration on a Cisco router?___
A. show secure bootset
B. secure boot-image
C. show binary file
D. ure boot-config
【单选题】
A user on your network inadvertently activates a botnet program that was received as an emai attachment. Which type of mechanism does Cisco Firepower use to detect and block only the botnet attack？___
A. network-based access control rule
B. reputation-based
C. user-ba sed access control rule
D. botnet traffic filter
【单选题】
What does the policy map do in CoPP？___
A. defines service parameters
B. defines packet selection parameters
C. defines the packet filter
D. define s the action to be performed
【单选题】
How is management traffic isolated on a Cisco ASR 1002？___
A. Traffic isolation is done on the vlan level
B. There is no management traffic isolation on a Cisco ASR 1002
C. Traffic is isolated based upon how you configure routing on the device
D. The management interface is configured in a special vRF that provides traffic isolation from the default routing table
【单选题】
Which statement about NaT table evaluation in the asa is true？___
A. After-auto NAT polices are appl d first
B. Manual NAT policies are applied first
C. the asa uses the most specific match
D. Auto NAT policies are applied first
【单选题】
Which information can you display by executing the show crypto ipsec sa command？___
A. ISAKMP SAs that are established between two peers
B. recent changes to the IP address of a peer router
C. proxy infor mation for the connection between two peers
D. IPsec SAs established between two peers
【单选题】
How can you prevent NAT rules from sending traffic to incorrect interfaces？___
A. Assign the output interface in the NAT statement
B. Add the no-proxy-arp command to the nat line.
C. Configure twice NAT instead o bject NAT. 5
D. Use packet-tracer rules to reroute misrouted NAT entries.
【单选题】
What term can be defined as the securing， control， and identification of digital data？___
A. cryptography
B. crypto key
C. cryptoanalysis
D. cryptology
【单选题】
Which feature in the dNS security module provide on and off network DNS protection？___
A. Data Loss Prevention
B. Umbrella
C. Real-time sandboxing
D. Layer-4 monitoring
【单选题】
Which a dverse consequence can occur on a network without BPDu guard ?___
A. The olde st switch can be elected as the root bridge
B. Unauthorized switches that are connected to the network can cause spanning-tree loops
C.
D. ouble tagging can cause the switches to experience CAM table overload.
【单选题】
What configuration is required for multitenancy ?___
A. shared infrastructure
B. multiple carriers
C. co-located resources
D. multiple separate zones
【单选题】
Why does ISE require its own certificate issued by a trusted CA？___
A. ISEs certificate allows guest devices to validate it as a trusted network device
B. It generates certificates for guest devices ba sed on its own certificate
C. It requests certificates for guest devices from the Ca server based on its own certificate.
D. ISE's certificate allows it to join the network security framework
【单选题】
which attack involves large numbers of ICMP packets with a spoofed source IP address？___
A. smurf attack
B. Teardrop attack
C. Nuke attack
D. SYN Flood attack
【单选题】
Which statement about interface and global access rules is true？___
A. Interface access rules are processed before global access rules.
B. Global access rules apply only to outbound traffic， but interface access rules can be applied in either direction
C. The implicit allow is proce ssed after both the global and interface access rules
D. If an interface access rule is applied， the global access rule is ignored
【单选题】
Which type of malicious software can create a back-door into a device or network？___
A. bot
B. worm
C. virus
D. Trojan
【单选题】
Which security term refers to the like lihood that a weakness will be exploited to cause damage to an asset？___
A. threat
B. risk
C. countermeasure
D. vulnerability
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为加强配电作业现场管理，规范各类工作人员的行为，保证( )安全，依据国家有关法律、法规，结合配电作业实际，制定本规程。 答案：A,B,C
A. 人身
B. 电网
C. 设备
D. 设施
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本规程适用于国家电网公司系统各单位所管理的运用中的( )及相关场所。 答案：A,C
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C. 用户配电设备
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配电设备系指20kV及以下配电网中的配电站、开闭所(开关站，以下简称开闭所)、箱式变电站、柱上变压器、柱上开关(包括柱上断路器、柱上负荷开关)、环网单元、电缆分支箱、( )等。 答案：B,C,D
A. 变电站内开关柜
B. 低压配电箱
C. 电表计量箱
D. 充电桩
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作业人员应( )，经考试合格上岗。 答案：A,B,C,D
A. 接受相应的安全生产知识教育和岗位技能培训
B. 掌握配电作业必备的电气知识
C. 掌握配电作业必备的业务技能
D. 并按工作性质，熟悉本规程的相关部分
【多选题】
作业人员应被告知其作业现场和工作岗位存在的危险因素、防范措施及事故紧急处理措施。作业前，设备运维管理单位应告知( )。 答案：B,C,D
A. 电气设备知识
B. 现场电气设备接线情况
C. 危险点
D. 安全注意事项
【多选题】
配电站、开闭所户外高压配电线路、设备的裸露部分在跨越人行过道或作业区时，若10、20kV导电部分对地高度分别小于( )m，则该裸露部分底部和两侧应装设护网。 答案：C,D
A. 2.5
B. 2.6
C. 2.7
D. 2.8
【多选题】
配电检修(施工)作业和用户工程、设备上的工作，( )认为有必要现场勘察的，应根据工作任务组织现场勘察，并填写现场勘察记录。 答案：A,C
A. 工作票签发人
B. 工作许可人
C. 工作负责人
D. 专责监护人
【多选题】
现场勘察应由工作票签发人或工作负责人组织，( )参加。 答案：A,B,C
A. 工作负责人
B. 设备运维管理单位（用户单位）相关人员
C. 检修（施工）单位相关人员
D. 安监人员
【多选题】
现场勘察应查看检修(施工)作业需要停电的范围、保留的带电部位、装设接地线的位置、( )、多电源、自备电源、地下管线设施和作业现场的条件、环境及其他影响作业的危险点，并提出针对性的安全措施和注意事项。 答案：B,C
A. 平行线路
B. 邻近线路
C. 交叉跨越
D. 用户配变
【多选题】
配电线路、设备故障紧急处理，系指配电线路、设备发生故障被迫紧急停止运行,( )的故障修复工作。 答案：A,B,C
A. 需短时间恢复供电
B. 需短时间排除故障
C. 连续进行
D. 长时间
【多选题】
书面派工记录内容应包含( )派工时间、工作结束时间、安全措施(注意事项)及完成情况等内容。 答案：A,B,C,D
A. 指派人
B. 工作人员（负责人）
C. 工作任务
D. 工作地点
【多选题】
同一张工作票多点工作，工作票上的工作地点、( )应填写完整。不同工作地点的工作应分栏填写。 答案：A,B,C,D
A. 线路名称
B. 设备双重名称
C. 工作任务
D. 安全措施
【多选题】
在原工作票的停电及安全措施范围内增加工作任务时，应由工作负责人征得( )同意，并在工作票上增填工作项目。 答案：A,B
A. 工作票签发人
B. 工作许可人
C. 专职监护人
D. 工作班成员
【多选题】
在配电线路、设备上进行非电气专业工作(如电力通信工作等)，应执行工作票制度，并履行( )等相关安全组织措施。 答案：B,E
A. 停电
B. 工作许可
C. 验电
D. 接地
E. 工作监护
【多选题】
工作票签发人应由熟悉人员技术水平、熟悉( )、熟悉本规程，并具有相关工作经验的生产领导、技术人员或经本单位批准的人员担任，名单应公布。 答案：A,C
A. 配电网络接线方式
B. 工作范围内的设备情况
C. 设备情况
D. 现场运行规程
【多选题】
工作负责人应具备的基本条件的有:( ) 答案：A,B,C,D
A. 有本专业工作经验
B. 熟悉工作范围内的设备情况
C. 熟悉本规程
D. 经工区（车间）批准的人员担任，名单应公布
【多选题】
工作许可人应具备的基本条件的有( )。 答案：A,B,C,D
A. 熟悉配电网络接线方式
B. 熟悉工作范围内的设备情况
C. 熟悉本规程
D. 经工区批准的人员担任，名单应公布。
【多选题】
下列选项中属于工作票签发人的安全责任有( )。 答案：A,B,C
A. 确认工作必要性和安全性
B. 确认工作票上所列安全措施正确完备
C. 确认所派工作负责人和工作班成员适当、充足
D. 正确组织工作
【多选题】
工作前，工作负责人对工作班成员进行( )，并确认每个工作班成员都已签名。 答案：A,B,C
A. 工作任务交底
B. 安全措施交底
C. 危险点告知
D. 现场电气设备接线情况告知
【多选题】
下列选项中属于工作负责人的安全责任有( )。 答案：B,C
A. 确认工作票上所列安全措施正确完备
B. 检查工作票所列安全措施是否正确完备，是否符合现场实际条件，必要时予以补充完善
C. 监督工作班成员遵守本规程、正确使用劳动防护用品和安全工器具以及执行现场安全措施
D. 监督被监护人员遵守本规程和执行现场安全措施，及时纠正被监护人员的不安全行为
【多选题】
值班调控人员、运维人员在向工作负责人发出许可工作的命令前，应记录( )。 答案：A,C,D,E
A. 工作班组名称
B. 工作票签发人姓名
C. 工作负责人姓名
D. 工作地点
E. 工作任务
