【单选题】
APU发电机滑油出口温度信号传送给谁?___
A. 传送给电子控制盒(ECB);
B. 直接给发电机控制组件(GCU);
C. 通过电子控制盒(ECB)传送给发电机控制组件(GCU)。
D.
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相关试题
【单选题】
APU发电机上装有一个温度传感器,当APU发电机滑油超温时,电子控制盒自动关断()。___
A. APU;
B. APU发电机;
C. APU引气。
D.
【单选题】
APU运转期间,松出()电瓶开关,APU()停车。___
A. 1个会;
B. 2个会;
C. 2个不会。
D.
【单选题】
ECAM电源页,当汇流条有电时为()色,无电时为()色。___
A. 绿白;
B. 白琥珀;
C. 绿琥珀。
D.
【单选题】
EGIU有两个隔离通道:通道1被分配给();通道2被分配给()。___
A. IDG1或IDG2APU发电机或外部电源;
B. APU发电机或外部电源IDG1或IDG2;
C. IDG1或APU发电机IDG2或外部电源。
D.
【单选题】
GPCU(地面电源控制组件)内的插钉监测继电器监测什么?___
A. 电压和频率;
B. 相序的正确性;
C. 外电源插座插钉上的直流电压。
D.
【单选题】
GPCU(地面电源控制组件)在飞行中有供电吗?___
A. 有,从直流电瓶汇流条供电;
B. 没有;
C. 有,从直流地面服务汇流条供电。
D.
【单选题】
变压整流器保护模块电路的重置,可以通过()完成。___
A. FDS;
B. TR;
C. 跳开关。
D.
【单选题】
冲压空气涡轮电磁线圈由谁供电?___
A. -电瓶或热电瓶汇流条;
B. 直流电瓶汇流条;
C. 直流汇流条1或2。
D.
【单选题】
厨房的电源是115V交流电,所有厨房的功率之和是()KVA,供电功率分为两部分,后厨房的功率是()KDVA,前厨房的功率是20KVA。___
A. 4020;
B. 5030;
C. 5535。
D.
【单选题】
厨房故障(GALLEYFAULT)灯亮是什么意思?___
A. 后厨房已卸荷;
B. 厨房都已卸荷;
C. 任意一个发电机过载时(APU或IDG)。
D.
【单选题】
当IDG滑油出口温度大于()时,在ECAM上页面出现琥珀色故障信息。___
A. 180℃;
B. 185℃;
C. 195℃。
D.
【单选题】
当地面电源车连接到飞机电网上,在外部电源插座上有什么指示?___
A. 没有使用(NOTINUSE)灯和可用(AVAIL)灯都亮;
B. 没有使用(NOTINUSE)灯灭而可用(AVAIL)灯亮;
C. 没有使用(NOTINUSE)灯和可用(AVAIL)灯都灭。
D.
【单选题】
当地面电源车运转,且供电开关置于打开(ON)位,在驾驶舱里压入外电源(EXTPWR)按钮而没有任何指示,代表什么意思?___
A. 已向GPCU(地面电源控制组件)供电,并且EPC(外部电源接触器)打开;
B. 未向GPCU(地面电源控制组件)供电,并且EPC(外部电源接触器)打开;
C. 已向GPCU(地面电源控制组件)供电,并且EPC(外部电源接触器)闭合。
D.
【单选题】
当发电机1的2区发生差动保护时,电源网络会是什么形态?___
A. 整个电源网络仍然工作;
B. 失去交流电汇流条1;
C. 失去交流电汇流条2。
D.
【单选题】
当发电机1和发电机2线路接触器闭合时,什么时候发电机1故障(GEN1FAULT)灯亮?___
A. 当发电机1线路(GEN1)按钮松出时;
B. 当发电机1任何一个参数不正确时;
C. 当发电机1任何一个参数不正确并且发电机1线路(GEN1)按钮松出时。
D.
【单选题】
当发电机刚开始运转时,励磁磁场是什么状态?___
A. 没有供电;
B. 励磁减小;
C. 励磁增加。
D.
【单选题】
当发动机发电机连在电网上,外电源在使用(EXTPWRON)灯亮是什么意思?___
A. 外电源向交流汇流条1和2供电;
B. 外电源接触器被控制闭合;
C. 外电源向交流/直流地面服务汇流条供电。
D.
【单选题】
当飞机速度大于()并且()交流主汇流条失电时,()给冲压空气涡轮的()通电,冲压空气涡轮自动放出。___
A. 100KT二个热电瓶汇流条1电磁线圈1;
B. 500KT二个热电瓶汇流条2电磁线圈2;
C. 100KT一个热电瓶汇流条2电磁线圈2。
D.
【单选题】
当交流主供电(ACESSFEED)按钮松出时(ALTN位),飞机电网的正常供电如何变化?___
A. 交流主汇流条由应急交流发电机供电;
B. 交流主汇流条由交流汇流条1供电;
C. 交流主汇流条由交流汇流条2供电。
D.
【单选题】
当探测到一个发电机故障时,会发生什么?___
A. 励磁磁场不再供电并且GCR跳开;
B. 励磁磁场仍然供电并且GCR保持闭合;
C. 励磁磁场增加并且GCR跳开。
D.
【单选题】
电源系统的系统、电路和部件大都使用一个由字母和数字组成的参考代码来识别,参考代码的第一个字母用来识别(),参考代码的第二个字母用来识别系统内的()。___
A. 电路部件;
B. 系统电路;
C. 电路系统。
D.
【单选题】
电源系统的系统、电路和部件大都使用一个由字母和数字组成的参考代码来识别,如果参考代码的第二个字母是M,表示这是一个()设备。___
【单选题】
发电机的控制和保护功能主要是由()提供的。___
A. 发电机控制继电器和发电机线路接触器;
B. 发电机线路接触器和电源准备继电器;
C. 发电机控制继电器和电源准备继电器。
D.
【单选题】
发动机发电机、APU发电机、应急发电机的功率分别是___
A. 90KVA90KVA5KVA;
B. 90KVA5KVA90KVA;
C. 5KVA90KVA90KVA。
D.
【单选题】
飞机在地面连接上地面电源车时,GPCU(地面电源控制组件)由谁供电?___
A. 地面电源车和直流电瓶汇流条;
B. 只由直流电瓶汇流条供电;
C. 只由地面电源车供电。
D.
【单选题】
机翼燃油泵的正常电源供电,()由交流汇流条1供电。___
A. 左泵1和右泵1;
B. 左泵2和右泵2;
C. 左泵2和右泵1。
D.
【单选题】
交流电连结(ACTRANSFER)电路向交流汇流条供电的优先权是:___
A. ①发电机1供给相应的交流电汇流条1,发电机2供给相应的交流电汇流条2;②外部电源(即使一台发动机的发电机已运转并向相应的汇流条供电);③只有一台发动机发电机;④APU发电机。
B. ①发电机1供给相应的交流电汇流条1,发电机2供给相应的交流电汇流条2;②APU发电机;③外部电源(即使一台发动机的发电机已运转并向相应的汇流条供电);④只有一台发动机发电机。
C. ①发电机1供给相应的交流电汇流条1,发电机2供给相应的交流电汇流条2;②外部电源(即使一台发动机的发电机已运转并向相应的汇流条供电);③APU发电机;④只有一台发动机发电机。
D.
【单选题】
交流连接(ACTRANSFER)允许交流汇流条?___
A. 并联;
B. 由任意发电机或外部电源供电;
C. 仅由APU发电机或外部电源供电。
D.
【单选题】
交流主汇流条正常由谁供电?___
A. 交流汇流条1;
B. 交流汇流条2;
C. 应急发电机。
D.
【单选题】
静变流机故障信号传送给哪一部计算机?___
A. 地面电源控制组件;
B. 发电机控制组件;
C. 电瓶充电限制器。
D.
【单选题】
哪一个设备控制电瓶接触器?___
A. 发电机控制组件(GCU);
B. 电瓶充电限制器(BCL);
C. 静变流机。
D.
【单选题】
如果()失电,上ECAM显示组件将无电,不再显示。___
A. 交流主汇流条;
B. 交流汇流条1;
C. 交流汇流条2。
D.
【单选题】
如果TR2故障,直流主汇流条由谁供电?___
A. TR1;
B. 主TR;
C. 2号电瓶。
D.
【单选题】
如果发生过载警告,将会发生什么?___
A. GCR和PR继电器仍然是通电的;
B. GCR和PR继电器断电;
C. GCR继电器仍然通电而PR继电器是断电的。
D.
【单选题】
如果机上所有的发电机都失效、冲压空气涡轮(RAT)放出、应急发电机可用,当起落架放下时,应急发电机(),()向主汇流条供电。___
A. 开始工作电瓶;
B. 开始工作静变流机;
C. 不再工作电瓶。
D.
【单选题】
如果两个BTC都打开会是什么情形?___
A. PU发电机向交流电汇流条1供电而外电源向交流电汇流条2供电;
B. APU发电机向交流电汇流条1供电而发电机2向交流电汇流条2供电;
C. 发电机1向交流电汇流条1供电而发电机2向交流电汇流条2供电。
D.
【单选题】
如果两个BTC都是闭合的,会是什么情形?___
A. 发电机1向交流电汇流条1供电而发电机2向交流电汇流条2供电;
B. APU发电机或者外电源或者一台发电机向交流电汇流条1和交流电汇流条2供电;
C. APU发电机向交流电汇流条1供电而外电源向交流电汇流条2供电。
D.
【单选题】
什么电源向主变压整流器(ESSTR)供电?___
A. 交流汇流条1或交流汇流条2;
B. 交流汇流条1和交流汇流条2;
C. 交流主汇流条或应急发电机。
D.
推荐试题
【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
【多选题】
What are two direct-to-tower methods for redirecting web traffic to Cisco Cloud Web Security?___
A. third-party proxies
B. Cisco Catalyst platforms
C. Cisco NAC Agent
D. hosted PAC files
E. CiSco ISE
【多选题】
Which three descriptions of RADIUS are true? ___
A. It uses TCP as its transport protocol.
B. Only the password is encrypted
C. It supports multiple transport protocols
D. It uses UDP as its transport protocol
E. It combines authentication and authorization
F. It separates authentication,authorization,and accounting
【多选题】
Which two configurations can prevent VLAN hopping attack from attackers at VLAN 10?___
A. using switchport trunk native vlan 10 command on trunk ports
B. enabling BPDU guard on all access ports
C. creating VLAN 99 and using switchport trunk native vlan 99 command on trunk ports
D. applying ACl between VLAN
E. using switchport mode access command on all host ports
F. using switchport nonegotiate command on dynamic desirable ports
【多选题】
What are two features of transparent firewall mode ___
A. It conceals the presence of the firewall from attackers
B. It allows some traffic that is blocked in routed mode
C. It enables the aSA to perform as a router.
D. It acts as a routed hop in the network.
E. It is configured by default
【多选题】
Which two models of A sa tend to be used in a data center?___
A. 5555X
B. 5585X
C. ASA service module
D. 5512X
E. 5540
F. 5520
【多选题】
Which two statements about hardware-based encrption are true?___
A. It is widely accessible
B. It is potentially easier to compromise than software-based encryption. It requires minimal configuration
C. It requires minimal configuration
D. It can be implemented without impacting performance
E. It is highly cost-effective