【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
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相关试题
【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
【单选题】
Which IPS detection method examines network traffic for preconfigured patterns?___
A. signature-based detection
B. honey-pot detection
C. anomaly-based detection
D. policy-based detection
【单选题】
What is an advantage of split tunneling ?___
A. It allows users with a VpN connection to a corporate network to access the internet with sending traffic across the cor porate network.
B. It allows users with a vpn connection to a corporate network to access the internet by using the vPN for security.
C. It protects traffic on the private network from users on the public network
D. It enables the VPN server to filter traffic more efficiently
【单选题】
Which IDS/IPS state misidentifies acceptable behavior as an attack ?___
A. false negative
B. true positive NEKA G
C. true negative
D. false positive
【单选题】
What is the maximum num ber of methods that a single method list can contain?___
【单选题】
Which command enables authentication at the oSPFv2 routing process level?___
A. ip ospf authentication message-digest
B. area 0 authentication message-digest
C. ip ospf message-digest-key 1 mds Cisco
D. area 0 authentication ipsec spi 500 md5 1234567890ABCDEF1234567890ABCDEF
【单选题】
Which type of firewall monitors a nd protects a specific system?___
A. firewall
B. application firewall
C. stateless firewall wvp
D. personal firewall
【单选题】
On an ASA, which maps are used to identify traffic?___
A. Route maps
B. Policy maps
C. Class maps
D. Service maps
【单选题】
Which type of social engineering attack targets top executives?___
A. whaling
B. vishin
C. spear phishing ng
D. baiting
【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
推荐试题
【单选题】
驾驶舱组件控制电门内的“FAULT故障“灯什么情况会点亮?___
A. 组件出口压力过低
B. 组件出口压力过高
C. 组件出口过热
D. 冷凝器结冰
【单选题】
驾驶舱组件控制电门内的“FAULT故障“灯什么情况会点亮?___
A. 组件出口压力过低
B. 压缩机出口过热
C. 组件出口温度过低
D. 冷凝器结冰
【单选题】
座舱空调的空气___
A. 流向地板下面
B. 再循环使用
C. 排出机外
D. 以上都对
【单选题】
厨房、厕所的空气___
A. 流向地板下面
B. 再循环使用
C. 排出机外
D. 以上都对
【单选题】
应急冲压空气活门的工作情况是___
A. 当左或者右组件失效时人工接通用于客舱空调
B. 当双组件失效时人工接通用于客舱通风
C. 当左或者右组件失效时自动接通用于客舱空调
D. 当双组件失效时自动接通用于客舱通风
【单选题】
LGCIU1,2向CPC发送什么信号?___
A. 空/地信号
B. 空调舱门开关信号
C. 空速信号
D. 高度信号
【单选题】
当前货舱探测到管道过热时,哪一个活门会关闭:___
A. 排气隔离活门
B. 冷空气活门
C. 货舱掺混空气活门
D. 以上所有活门
【单选题】
一旦将电门设置在“ON”位,空调组件将如何工作:___
A. 自动且各自独立
B. 飞机离地后自动工作
C. 组件1正常工作,组件2备用
D. 发动机运转时自动工作
【单选题】
厕所和厨房通风系统用的是哪个区域的空气___
A. 驾驶仓
B. 客舱
C. 电子仓
D. 货舱
【单选题】
区域控制器调节用的基本温度是___
A. 最低的区域温度
B. 用最高的区域温度
C. 用三个仓的中间值
D. 用三个仓的平均值
【单选题】
客舱预增压何时开始___
A. 发动机起动时
B. 起飞功率选择时
C. 离地后
D. 人工按压电门后
【单选题】
安全活门是如何作动的?___
A. 电动
B. 气动
C. 液压作动
D. 燃油作动
【单选题】
当着陆场高选择在自动位时,从哪里获得着陆场高的数据:___
A. 大气数据和惯性导航计算机
B. FMGEC
C. 飞行控制计算机
D. 无线电高度计
【单选题】
系统工作正常的情况下,接通APU的引气,组件流量控制活门自动工作在多少流量?___
A. 0.8
B. 1
C. 1.25
D. 1.4
【单选题】
在ECAM的增压页面(PRESS)上,PACK1和PACK2字样绿色或者琥珀色对应于那个活门的状态?___
A. 温度控制活门
B. 流量控制活门
C. 旁通活门
D. 防冰活门
【单选题】
区域控制器给出的基础温度调节信号是根据什么制定的?___
A. 温度需求最高的区域温度
B. 区域温度需求的平均值
C. 温度需求最低的区域温度
D. 恒定值25摄氏度
【单选题】
如果空气循环器(ACM)故障,系统由什么方式提供冷空气?___
A. 依靠防冰活门
B. 依靠热交换器
C. 依靠水分离器
D. 依靠预冷器
【单选题】
以下那个活门保证了组件供气压力高于客舱压力4PSI?___
A. 掺混空气活门
B. 掺混空气关断活门
C. 掺混空气压力调节活门
D. 流量控制活门
【单选题】
流量控制活门属于那种类型的活门?___
A. 电控电动
B. 气控气动
C. 气控电动
D. 电控气动
【单选题】
流量控制活门全开的条件:___
A. 使用APU引气
B. 在起飞和着陆过程中
C. 当一个发动机关车
D. 当选择高流量是,组件流量控制活门就会是全开
【单选题】
流量控制活门气源备用控制是:___
A. S1有电,S2有电
B. S1有电,S2没电
C. S1没电,S2有电
D. S1没电,S2没电
【单选题】
流量控制活门何时气动关闭:___
A. CDS探测到过热
B. PDS探测到过热
C. CPNOH探测到过热
D. CTC探测到过热
【单选题】
何时应急冲压进气口会打开?___
A. 冲压进气门按钮选择ON,紧急迫降电门选择OFF
B. 冲压进气门按钮选择OFF,紧急迫降电门选择ON
C. 紧急迫降电门选择ON,压差小于1PSI
D. 双组件不工作,自动打开
【单选题】
当应急冲压进气口打开时,正在工作的座舱压力控制器将控制外流活门怎样工作?___
A. 全开
B. 全关
C. 半开
D. 保持原位
【单选题】
哪一个部件参与组件的温度调节___
A. TCV,PTS,冲压空气进气口
B. TCV,冲压空气进气口,FCV
C. TCV,TAV,冲压空气进气口
D. FCV,TCV,PTS
【单选题】
何时厕所和厨房排气扇工作___
A. 飞机在地面,压差小于1psi,和飞机在空中,压差大于1psi
B. 飞机在地面,压差大于1psi,和飞机在空中,压差小于1psi
C. 只要有电就会工作
D. 飞机在地面有电时,或者,飞机在空中,压差小于1psi时
【单选题】
再循环风扇活门何时关闭?___
A. 当双组件关闭时
B. 当组件1关闭时
C. 当组件2关闭时
D. 当任何一个组件关闭时
【单选题】
飞机在地面,发动机已经起动好,机身外排活门处于怎样的状态?___
A. 全关
B. 全开
C. 部分打开
D. 与外流活门随动
【单选题】
当冷却效果探测器(CED)探测到冷却效果不足够时,在空中和地面的警告有什么区别?___
A. 地面没有ECAM警告信息
B. 空中没有ECAM警告信息
C. 空中有机务呼叫喇叭响
D. 地面有机务呼叫喇叭响
【单选题】
电瓶通风依靠什么动力?___
A. 系统自带的风扇
B. 客舱内外压差
C. 设备冷却供气管路空气
D. 设备冷却排气管路空气
【单选题】
在正常情况下,机身外排活门何时打开,地板下活门关闭___
A. 飞机在地面,一个发动机工作
B. 飞机在空中
C. 飞机在地面,发动机没有工作
D. 飞机在地面,两个发动机工作
【单选题】
在ECAM的空调(COND)页面内,HOTAIR字样显示白色或者琥珀色对应那个活门的开或者关?___
A. 温度控制活门
B. 掺混空气压力调节活门
C. 掺混空气活门
D. 流量控制活门
【单选题】
飞机在地面,发动机已起动,UNDERFLOORVALVE卡在关位,以下那个警告不会出现?___
A. ECAM警告信息
B. EXTRACT电门的FAULT灯点亮
C. 机务呼叫喇叭响
D. CAUTION灯
【单选题】
驾驶舱压力控制面板,可以直接控制的外流活门马达是:___
A. 马达1和马达2
B. 马达1
C. 马达2
D. 马达3
【单选题】
当在“EXTRACT”电门选择超控”OVRD“方式,电子通风活门应如何:___
A. 地板下通气活门打开,机外排气活门部份开
B. 地板下通气活门关闭,机外排气活门全开
C. 地板下通气活门关闭,机外排气活门部份开
D. 地板下通气活门打开,机外排气活门关闭
【单选题】
对于区域温度调节,以下说法正确的是___
A. 热空气来自配平活门,冷空气来自混合总管
B. 冷空气来自配平活门,热空气来自混合总管
C. 热空气来自配平活门和混合总管
D. 冷空气来自配平活门和混合总管
【单选题】
关于空调系统的控制器___
A. 两个空调组件控制器可以互换
B. 区域控制器和货舱加温控制器可以互换
C. 组件控制器和区域控制器可以互换
D. 座舱压力控制器可以和组件控制器互换
【单选题】
热空气压力调节活门:___
A. 调节空调组件上游热空气压力
B. 在无空气时用弹力打开
C. 在管道过热时自动打开
D. 无空气时弹力关闭
【单选题】
当APU为空调组件供气时,如区域温度不能被满足,空调组件将送信号给下列哪个装置要求增加空气流量:___
A. 空调组件流量控制活门
B. 发动机控制盒
C. APU电子控制盒
D. 空调组件冲压空气进气风门
【单选题】
在空中,使用压力控制器1时,如有故障:___
A. 你必须用人工控制
B. 你必须设定着陆场高
C. 你必须人工选择控制器2
D. 自动转到控制器2