【单选题】
Which type of social engineering attack targets top executives?___
A. whaling
B. vishin
C. spear phishing ng
D. baiting
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相关试题
【单选题】
What is the minimum Cisco lOS version that supports zone-based firewalls?___
A. 12.1T
B. 15.1
C. 15.0
D. 124
【单选题】
In which type of attack does an attacker overwrite an entry in the CAM table to divert traffic destined to a legitimate host?___
A. DHCP spoofing
B. ARP spoofing
C. CAM table overflow
D. MAC spoofing
【多选题】
Which two attack types can be prevented with the impleme ntation of a Cisco IPS solution?___
A. DDos
B. man-in-the-middle
C. worms
D. ARP spoofing
E. VLAN hopping
【多选题】
choose four___
A. DHCP snooping ——————————blocks DHCP messages
B. Dynamic ARP inspection——————verifies IP-to-MAC traffic on untrusted ports
C. IP sources guard ——————————provides layer 2 interface security with ports ACLs
D. Port security————————————mitigates MAC-address spoofing at the access interface
【多选题】
choose four___
A. Step1————————run the system setup wizard
B. Step2————————add an authentication realm
C. Step3————————configure identity management
D. Step4————————configure directory group
【多选题】
What are two advanced features of the Cisco AMp solution for endpoints ___
A. contemplation
B. foresight
C. sandboxing
D. reputation
E. reflection
【多选题】
Which two characteristics of RADIUS are true?___
A. It encrypts only the password between user and server.
B. It uses TCP ports 1812/1813
C. It uses UDP ports 1812/1813.
D. It uses UDP port 49
E. It uses TCP port 49
【多选题】
What are two challenges of using a network-based IPS? ___
A. It is unable to determine whether a detected attack was successful
B. It requires additional storage and proce ssor capacity on syslog servers
C. As the network expands, it requires you to add more sensors.
D. It is unable to detect attacks across the entire network
E. It must support multiple operating systems.
【多选题】
What are two default be haviors of the traffic on a zone-based firewall?___
A. Traffic within the self -zone uses an im plicit deny all.
B. All traffic between zones is implicitly blocked
C. Communication is allowed between interfadAss that are members of the same zone
D. Communication is blocked between interfaces that are members of the same zone
E. The CBAC rules that are configured on router interfaces apply to zone interfaces
【多选题】
Which two advantages does the on-premise model for MDM deployment have over the cloud-based model?___
A. The on-premise model is easier and faster to de ploy than the cloud-based model
B. The on-premise model is more scalable than the cloud-based model
C. The on-premise model is generally less expensive than the cloud-based model
D. The on-premise model generally has less latency than the cloud- based model.
E. The on-premise model provides more control of the MDM solution than the cloud
【多选题】
Which two actions can an end usts take to manage a lost or stolen device in Cisco ISE? ___
A. Activate Cisco ISE End point Protection Services to quarantine the device.
B. Add the mac address of the device to a list of blacklisted devices
C. Force the device to be locked with a PIN
D. Request revocation of the digital certificate of the device.
E. Reinstate a device that the user previously marked as lost or stolen
【多选题】
Which two problems can arise when a proxy firewall serves as the gateway between networks?___
A. It can prevent content caching
B. It can limit application support
C. It is unable to prevent direct connections to other networks
D. It can cause reduced throughput.
E. It is unable to provide antivirus protection
【多选题】
When using the Adaptive Security Device Manager(ASDM), which two methods are available to add a new root certificate?___
A. Use sCep
B. Install from SFTP server
C. Install from a file
D. Use Https
E. Use LDAP
【多选题】
Which two are considered basic security principles?___
A. Accountability
B. Redundancy
C. High Availabilit
D. Integrity
E. Confidentiality
【多选题】
Which two roles of the Cisco WSA are true?___
A. IPS
B. firewall
C. antispam
D. web proxy
E. URL filter
【单选题】
Which next-generation encryption algorithm supports four variants?___
A. SHA-2
B. SHA-1
C. MD5
D. HMAC
【单选题】
What aims to remove the abil ity to deny an action?___
A. Non-Repudiation
B. Accountability
C. Integrity
D. Deniability
【单选题】
Which statements about the native VLAN is true ?___
A. It is susceptible to VLAN hopping attacks.
B. It is the Cisco recommended VLAN for switch-management traffic
C. It is most secure when it is a ssigned to vLAn 1.
D. It is the cisco-recomme nded vlan for user traffic
【单选题】
There are two versions of IKE:IKEv1 and IKEv2. Both IKEv1 and IKEv2 protocols operate in phases IKEv1 operates in two phases. IKEv2 operates in how many phases?___
【单选题】
What does the dh group refer to?___
A. length of key for hashing C
B. length of key for encryption
C. tunnel lifetime key
D. length of key for key exchange
E. length of key for authentication
【单选题】
Which path do you follow to enable aaa through the SDM ?___
A. Configure Tasks > AAA
B. Configure > Addition Authentication > AAA
C. Configure > AAA
D. Configure > Additional Tasks > AAA
E. Configure Authentication > AAA
【单选题】
which technology cloud be used on top of an MPLS VPN to add confidentiality ?___
A. IPsec
B. 3DES
C. AES
D. SSL
【单选题】
Which term is most closely aligned with the basic purpose of a SIEM solution? ___
A. Non-Repudiation
B. Accountability
C. Causality
D. Repudiation
【单选题】
You have just deployed SNMPv3 in your environment, Your manager asks you to make sure that our SNMP agents can only talk to the SNMP Manager. What would you configure on your SNMI agents to satisfy this request?___
A. A SNMP View containing the SNMP managers
B. Routing Filter with the SNMP managers in it applied outbound
C. A standard ACL containing the SNMP managers applied to the SNMP configuration
D. A SNMP Group containing the SNMP managers
【单选题】
Which feature prevents loops by moving a nontrunking port into an errdisable state when a BPDU is received on that port?___
A. BPDU filte
B. DHCP snooping
C. BPDU guard
D. Port Fast
【单选题】
Which command enables port security to use sticky MAC addresses on a switch?___
A. switchport port-security violation restrict
B. switchport port-security mac-address sticky
C. switchport port-security violation protect
D. switchport port-security
【单选题】
When you edit an IPS subsignature, what is the effect on the parent signature and the family of subsignatures?___
A. The change applies to the parent signature and the entire family of subsignatures
B. The change applies to the parent signature and the subsignature that you edit
C. The change applies only to subsignatures that are numbered sequentially after the subsignature that you edit
D. Other signatures are unaffected, the change applies only to the subsignature that you dit
【单选题】
Which type of mechanism does Cisco FirePOWER de ploy to protect ag detected moving across other networks?___
A. antivirus scanning
B. policy-based
C. reputation-based
D. signature-based
【单选题】
What action must you take on the ise to blacklist a wired device?___
A. Locate the switch through which the device is connected and push an a cl restricting all access by the device
B. Issue a CoA request for the de vice's mac address to each access switch in the network
C. Revoke the device's certificate so it is unable to authenticate to the network
D. Add the device's MAc address to a list of black listed devices
【单选题】
Which type of firewall can perform deep packet inspection?___
A. packet-filtering firewall
B. stateless firewall
C. application firewall
D. personal firewall
【单选题】
What is the main purpose of Control Plane Policing?___
A. to prevent exhaustion of route-proce ssor resources
B. to organize the egress packet queues
C. to define traffic classes
D. to maintain the policy map
【单选题】
Which attack can be prevented by OSPF authentication?___
A. smurf attack
B. IP spoofing attack
C. denial of service attack
D. buffer overflow attack
【单选题】
What is the best definition of hairpinning?___
A. ingress traffic that traverses the outbound interface on a device
B. traffic that enters one interface on a device and that exits through another interface
C. traffic that enters and exits a device through the same interface
D. traffic that tunnels through a device interface
【单选题】
Which SNMPv3 security level provides authentication using HMAC with MD5, but does not use encryption?___
A. authPriv
B. authNo Priv
C. noAuthNoPriv
D. NoauthPriv
【单选题】
You have implemented a dynamic blacklist, using security intelligence to block illicit network activity. However, the blacklist contains several approved connections that users must access for usiness pur poses. Which action can you take to retain the blacklist while allowing users to access the approve d sites?___
A. Create a whitelist and manually add the approved addresses.
B. Disable the dynamic blacklist and deny the specif ic address on a whitelist while permitting the others
C. Edit the dynamic blacklist to remove the approved addresses
D. Disable the dynamic blacklist and create a static blacklist in its place
【单选题】
When connecting to an external resource,you must change a source IP address to use one IP address from a range of 207.165.201.1 to 207.165.1.30. Which option do you implement ?___
A. dynamic source NAT that uses an IP ad dress as a mapped source
B. static destination NAT that uses a subnet as a real de stination
C. dynamic source NAT that uses a range as a mapped source
D. static destination NAT that uses a subnet as a real source
【单选题】
Refer to the exhibit. 【nat(ins,any)dynamic interface】Which ty pe of NaT is configured on a Cisco ASA?___
A. dynamic NAT
B. source identity NAT
C. dynamic PAT
D. identity twice NAT
【单选题】
Which mitigation technology for web-based threats prevents the removal of confidential data from the network?___
A. CTA
B. DCA
C. AMP
D. DLP
【单选题】
Refer to the exhibit. What is the effect of the given configuration?___
A. It establishes the preshared key for the switch
B. It establishes the preshared key for the firewall.
C. It establishes the preshared key for the Cisco ISE appliance
D. It establishes the preshared key for the router.
【多选题】
What are two major considerations when choosing between a SPAN and a TAP when plementing IPS?___
A. the type of analysis the iS will perform
B. the amount of bandwidth available
C. whether RX and TX signals will use separate ports
D. the way in which media errors will be handled
E. the way in which dropped packets will be handled
推荐试题
【单选题】
不会使FAP上的CIDSCAUTION灯亮的是:___
A. A.排水管加热器或控制组件故障
B. B.门的气压瓶压力低
C. C.机组内话时
D. D.滑梯气瓶压力低
【单选题】
当ACARS失去与地面的通讯时,FWC会在ECAM上显示:___
A. A.ACARSMSG
B. B.ACARSFAIL
C. C.ACARSCALL
D. D.ACARSSTBY
【单选题】
当有来自厕所的“服务员呼叫”时,ACP上:___
A. A.绿色灯亮
B. B.琥珀色灯亮
C. C.与绿色灯相邻的粉红色灯亮
D. D.与琥珀色灯相邻的粉红色灯亮
【单选题】
到CIDS的CABINZONES的是:___
A. A.PTP的“系统状态”
B. B.PTP的“系统测试”
C. C.PTP的“系统编程”
D. D.PTP的上一次航段故障
【单选题】
对于ACP上的INT/RAD电门说法不正确的是:___
A. A.INT是一个固定位电门
B. B.RAD位是一个不固定位
C. C.RAD位相当于PTT
D. D.要选定通讯通道才可按压INT进入飞行内话系统
【单选题】
关于CVR说法不正确的是:___
A. A.只要飞机在空中CVR就有电
B. B.在地面只要有一台发动机工作,CVR就有电
C. C.在地面最后一台发动机关车前五分钟,CVR无电
D. D.在地面发动机不工作的情况下,一接通电源,CVR就可以带电工作五分钟
【单选题】
可以找到CIDS的CLASS3故障信息的是:___
A. A.PTP的',系统状态"
B. B.PTP的',系统测试"
C. C.PTP的',系统编程,
D. D.PTP的上一次航段故障
【单选题】
如果把驾驶舱的系紧安全带开关放到AUTO位,且当襟翼/缝翼放出时。___
A. A.不准吸烟灯亮。
B. B.回到座椅灯亮。
C. C.系紧安全带灯亮。
D. D.琥珀色警告灯亮。
【单选题】
完成PA源优先权控制的是:___
A. A.DEUA
B. B.DEUB
C. C.控制器
D. D.PTP的CAM
【单选题】
一条上行总线的起始端出现破损时,不能工作的DEUA最多会有:___
A. A.26个
B. B.13个
C. C.6—7个
D. D.仅断裂口后的一个DEUA
【单选题】
在PA系统中,发动机工作时,PA音量将:___
A. A.不变
B. B.增加4DB
C. C.增加6DB
D. D.增加8DB
【单选题】
在服务汇流条及基本汇流条的电源皆丢失时:___
A. A.CIDS系统完全不工作
B. B.由基本汇流条供电的所有CDS可转至热电瓶汇流条
C. C.由服务汇流条供电的所有CDS可转至热电瓶汇流条
D. D.系统完全转至热电瓶汇流条
【单选题】
HF天线耦合器的作用是什么?___
A. A.接收射频(RF)信号.
B. B.调频所选择的频率.
C. C.监控HF收发机故障.
D. D.匹配天线与收发机输出之间的阻抗.
【单选题】
PAS根据什么来进行自动调整音量.___
A. A.ANS输出的噪音电平信号.
B. B.飞行数据的输入.
C. C.在CACP或CSCP上人工选择的输入.
D. D.A和B.
【单选题】
SATCOM系统中哪一个组件装有系统工作软件和每个卫星的位置/频率数据?___
A. A.射频组件(RFU).
B. B.卫星数据组件(SDU).
C. C.波束操纵组件(BSU).
D. D.音频管理组件(AMU).
【单选题】
当飞机电源故障,CTU里的电池能保存主记存器信息多少天:___
A. A.3
B. B.10
C. C.20
D. D.30
【单选题】
当飞机在地面,下面哪一种情况会引起地面呼叫喇叭响?___
A. A.正常情况校准ADRIU.
B. B.APU正在运转.
C. C.有一个设备冷却故障.
D. D.停留刹车刹好.
【单选题】
飞行内话系统中,哪一个部件控制音频路径.___
A. A.音频控制面板(CAP).
B. B.音频管理组件(AMU).
C. C.VHF收发组.
D. D.PA/CI控制器.
【单选题】
话音记录器系统连续记录驾驶仓的哪些声音:___
A. A.仅飞行机组通讯.
B. B.仅驾驶仓里机组的一些对话.
C. C.音响井告.
D. D.以上所有.
【单选题】
机组如何知道飞机已经收到一个选择呼叫(SELCAL)信息:___
A. A.在CDU上显示一个“SELCAL”信息.
B. B.在CDU上显示一个“CALL”信息.
C. C.他们看到一条EICAS信息.听到一个谐音和ACP上一个呼叫灯亮.
D. D.飞行内话接收机灯亮.
【单选题】
驾驶仓里哪一个电门将飞行内话系统连接到服务内话系统.___
A. A.旅客广播电门.
B. B.服务内话电门.
C. C.客舱内话电门.
D. D.观察员音频电门.
【单选题】
可在哪里监控到驾驶仓话音记录器的音频:___
A. A.在飞行数据记录器面板上的插孔.
B. B.在话音记录器面板上的插孔.
C. C.在P40服务和APU关断面板上的服务内话插孔.
D. D.在P40服务和APU关断面板上的飞行内话插孔.
【单选题】
旅客使用PES中哪一个部件作为音频选择___
A. A.CSCP.
B. B.CACP.
C. C.PCU.
D. D.SEU.
【单选题】
静变流机什么时候工作?___
A. A.当一台发动机发电机失效时
B. B.当仅电瓶供电时
C. C.当应急发电机工作时
D. D.一直工作
【单选题】
ACESSBUS可以由什么供电?___
A. A.ACBUS1或ACBUS2或应急发电机或静变流机
B. B.ACBUS1或ACBUS2
C. C.ACBUS1或应急发电机
D. D.ACBUS2或静变流机
【单选题】
DCESSBUS可以由什么供电?___
A. A.DCBATBUS
B. B.BAT2
C. C.ESSTR
D. D.A,B,C其中一个
【单选题】
EGIU(电源发电接口组件)的功能是:___
A. A.把GCU和GPCU来的模拟信号转换为ARINC429数据信号
B. B.把GCU和GPCU来的模拟和离散信号转换为ARINC429数据信号
C. C.把GCU和GPCU来的离散信号转换为ARINC429数据信号
D. D.以上都不正确
【单选题】
GCU1,GCU2,GCU3,GPCU位于:___
A. A.前电子舱
B. B.驾驶舱
C. C.左侧电子舱
D. D.右侧电子舱
【单选题】
当CSM/G供电飞机电网时,其电磁控制valve正常由谁供电?___
A. A.CSM/GPMG
B. B.BAT2
C. C.DCBATBUS
D. D.DCBUS2
【单选题】
电瓶充电限制器(BCL)主要功能是:___
A. A.控制电瓶接触器
B. B.控制RAT&EMERGEN的故障灯
C. C.静变流机监控
D. D.防止电瓶完全放电
【单选题】
关于ACESSBUS说法不正确的是:___
A. A.正常由ACBUS1供电
B. B.只要静变流电工作时,由静变流机供电
C. C.任何时候,应急发电机供电飞机电网时,由CSM/G供电
D. D.DCESSBUS有电,ACESSBUS不一定有电
【单选题】
关于ESSTR,哪一项是错误的:___
A. A.可以由ACESSBUS或应急发电机供电
B. B.如果TR1失效,ESSTR会工作
C. C.如果TR2失效,ESSTR会工作
D. D.一直工作
【单选题】
关于IDG说法正确的是:___
A. A.IDG脱开后,只能在地面发动机停车后才能复位
B. B.IDG滑油温度过高,IDG会自动脱开
C. C.IDG滑油油面处于油面观察镜上的黄区,要进行滑油勤务
D. D.地面发动机停车后,按压IDG脱开电门会使IDG脱开
【单选题】
关于厨房电路卸载的说法不正确的是:___
A. A.空中1号发电机过载时,厨房电路不会自动卸载
B. B.空中仅1号发电机向整个飞机电网供电时,厨房电路部分自动卸载
C. C.地面仅APU发电机供电飞机时,APU发电机过载会导致整个厨房电路自动卸载
D. D.厨房电门上的"FAULT"灯点亮表明厨房已经部分或全部卸载
【单选题】
关于供电优先权,以下不正确的是:___
A. A.当GEN1和2工作时,GEN1和2比APUGEN和外电源有优先权
B. B.外电源总具有优先权
C. C.当外电源接通时,其对APUGEN有优先权
D. D.所有发电机不能并联供电
【单选题】
静变流机不可能工作在:(1)ACBUS1和2失去,V〉lookTS,BAT1和2电门接通;(2)ACBUS和2失去,50〈V<lookTS,BAT1和2电门断开;(3)ACBUSl和2失去,V<50KTS,BAT1和2电门断开;(4)ACBUS1和2失去,V<50KTS,BAT1和2电门接通___
A. A.(1),(3)
B. B.(2),(3)
C. C.(3)
D. D.(1),(4)
【单选题】
哪种情况下冲压空气涡轮不会放出:___
A. A.按压应急电源面板上MANON电门
B. B.按压液压面板上RATMANON电门
C. C.空中ACBUS1和2断电,V>100KTS
D. D.地面按压EMERGENTEST测试电门
【单选题】
以下说法不正确的是:___
A. A.TRl,TR2,ESSTR不可能同时工作
B. B.GCU1,GCU2,GCU-APU可互换
C. C.BCL1,BCL2是相同的
D. D.测试GC℃需在MCDU上进行
【单选题】
以下说法正确的是:(1)GCU(1,2,APU)及GPCU位于前电子舱90VU设备架上(2)GLC(1,2,APU〉及EPC位于驾驶舱120VU里(3)CSM/GCU及GLUMER位于左外侧电子舱(4)静变流机位于右外侧电子舱___
A. A.(1),(2),(3)
B. B.(1),(2),(4)
C. C.2),(3),(4)
D. D.(1),(2),(3),(4)
【单选题】
在V<50KTS的应急构型下,飞机电网状态是:___
A. A.ACESSBUS,DCESSBUS,DCBATBUS有电
B. B.DCESSBUS,ACSTATICINVERTERBUS,DCBATBUS有电
C. C.ACESSBUS,ACSTATICINVERTERBUS,DCBATBUS有电
D. D.ACESSBUS,DCESSBUS,ACSTATICINVERTERBUS,DCBATBUS有电