【单选题】
(B737ng)关于座舱高度的说法正确的是 ___
A. A． 飞机在地面不增压时,座舱高度与飞行高度不在同一个海拔高度
B. B． 飞机在巡航时,座跄高度低于飞行高度.
C. C． 飞机在巡航时,座舱高度高于飞行高度.
D. D． 以上都不正确.
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相关试题
【单选题】
(B737ng)驾驶仓的掺混空气可以来自；___
A. 空调混合室
B. 右空调组件
C. 左空调组件
D. 以上都对
【单选题】
(B737ng)空调ACM在制冷过程中收集的水分通过喷嘴排放到哪里___
A. 充压进气管道
B. 主热交换器
C. 涡轮
D. 压气机
【单选题】
(B737ng)空调温度控制系统中，哪一个控制盒只有737-800有，而737-700没有___
A. 组件/区域温度控制器
B. ACAU(空调附件控制盒)
C. 客舱温度控制器
D. 以上都对
【单选题】
(B737ng)空气循环机（即压缩机与涡轮的组合)的作用是 ___
A. A． 为空调系统冷却引气
B. B． 为空调系统调节引气
C. C． 为客舱增压系统压缩引气
D. D． 除空调系统中水分
【单选题】
(B737ng)空气循环机包括___
A. 压气机和热交换器
B. 冷凝器和热交换器
C. 压气机和冷却涡轮
D. 涡轮和涡轮风扇
【单选题】
(B737ng)空气循环机的滑油量少于满油量的时需加滑油 ___
A. A．1/4
B. B．1/2
C. C．3/4
D. D．5/8
【单选题】
(B737ng)空气循环机压缩机出口过热电门过热温度设定在___
A. 425 F
B. 390 F
C. 490 F
D. 250 F
【单选题】
(B737ng)空中飞行时热交换器的冷气流来自___
A. 冲压空气
B. 涡轮风扇引入的冷空气
C. 再循环风扇引入的冷空气
D. 发动机压气机的冷空气
【单选题】
(B737ng)如果空调自动控制失效，驾驶员可以通过P5板人工控制各区域温度的B737机型是___
A. 737-300/500
B. 737-700
C. 737-800
D. A&B
【单选题】
(B737ng)设备冷却系统中的低流量探测器探测到什么情况会发出警告：___
A. 设备冷却空气的流量过低
B. 设备冷却空气温度过高
C. 设备冷却空气温度过低
D. A OR B
【单选题】
(B737ng)水分离器的作用是 ___
A. 在进入涡轮前去除空气里的水分
B. 在空调系统中增加空气的水分含量
C. 在空调系统中增加水里的空气
D. 在空调系统的空气中去除多余的湿气
【单选题】
(B737ng)所谓非计划下降指的是___
A. 进入不正确的下降程序
B. 指飞机没有上升到飞行员认可的高度就下降
C. 飞行员选择的程序与正常的程序不同步
D. 指飞机没有进入等压程序就下降
【单选题】
(B737ng)下列关于压力控制器的说法正确的是 ___
A. A． 在地面状态,压力控制器不控制座跄高度.
B. B． 空中和地面状态,压力控制器都控制座舱高度.
C. C． AUTO FAIL(自动失效)灯亮表明,压力控制器故障,需转换到备用方式.
D. D． 拆下压力控制器,仍可用人工方式控制座舱压力.
【单选题】
(B737ng)下面关于前外流活门的说法错误的是：___
A. 再循环风扇工作，前放气活门不一定打开
B. 再循环风扇工作，前放气活门一定关闭
C. 后外流门全关，前外流门一定关闭
D. 后外流门全开，前外流门一定打开
【单选题】
(B737ng)现代大中型飞机空调组件的制冷方式属于___
A. 空气循环冷却系统
B. 冲压空气循环冷却系统
C. 蒸发循环冷却系统
D. 空气循环涡轮冷却系统和冲压空气热交换冷却系统
【单选题】
(B737ng)一个座舱压力控制器使用下列哪些调节参数：（ ）___
A. 引气压力、外界空气温度和座舱（高度）爬升率。
B. 场压压力、座舱高度和座舱高度变化率。
C. 座舱（高度）爬升率、引气体积和座舱压力。
D. 外界空气温度、座舱（高度）爬升率和座舱压力。
【单选题】
(B737ng)以下哪一个电门位置不是增压控制面板的工作模式___
A. AUTO
B. ALTN
C. MAN
D. MAN AC
【单选题】
(B737ng)由于737-3/4/5的设备冷却管道经常堵塞，737NG在这个系统做了什么改进___
A. 在电子舱设备冷却排气风扇处增加气滤
B. 在电子舱设备冷却供气风扇处增加气滤
C. 增加供气风扇的数量
D. 增加排气风扇的数量
【单选题】
(B737ng)在巡航过程中，“RAM DOOR FULL OPEN”灯亮可能是什么原因引起的？___
A. 冲压空气系统堵塞
B. 热交换器脏
C. 电控失效
D. 以上都有可能
【单选题】
(B737ng)在增压系统中安全释压活门的作用是___
A. 负压释压
B. 正常释压
C. 压力过小时释压
D. 压力过大时释压
【单选题】
(B737ng)增压的外流活门组件内共有几个马达___
【单选题】
(B737ng)正常情况下给IRU进行冷却的是：___
A. A． 正常的设备冷却供气风扇
B. B． 备用的设备冷却供气风扇
C. C． 正常的设备冷却排气风扇
D. D． 备用的设备冷却排气风扇
【单选题】
(B737ng)组件过热由哪个部件监控?___
A. 空气循环机（ACM）的压缩机出口过热电门
B. 组件出口管道过热电门
C. 空气循环机（ACM）的涡轮进口过热电门
D. 以上都是
【单选题】
(B737ng)关于再循环风扇___
A. 从前货舱后部接近
B. 安装时确保气流方向要正确
C. 再循环风扇单向活门确保安装的时候方向要正确
D. 以上都对
【单选题】
(B737ng)737NG飞机包括___
A. 737-300/500型飞机
B. 737-500/700型飞机
C. 737-700/800型飞机
D. 737-300/500/700/800型飞机
【单选题】
(B737ng)B737-800是一种:___
A. 宽体,远程喷气客机
B. 宽体,中短程喷气客机
C. 窄体,中短程喷气客机
D. 窄体,远程喷气客机
【单选题】
(B737ng)B737NG系统调节测试应该查哪种手册___
A. FIM
B. AMM PARTⅠ
C. AMM PARTⅡ P501
D. AMM PART Ⅱ P201
【单选题】
(B737ng)B737NG中的简写NG是什么意思___
A. Next Generation (下一代)
B. New Generation (新一代）
C. Next Grade (下一型号）
D. New Grade (新一型号）
【单选题】
(B737ng)飞机的顶点共有几个? ___
【单选题】
(B737ng)机上属于什么区域___
A. 100
B. 200
C. 300
D. 400
【单选题】
(B737ng)下列那种机型的机身最短___
A. 737-600
B. 737-700
C. 737-800
D. 737-900
【单选题】
(B737ng)有翼尖小翼的737NG的机型是___
A. 所有737－600
B. 所有737-700
C. 所有737-800
D. 最新的737-800
【单选题】
(B737ng)737NG机头的站位是___
A. STA 0
B. STA 100
C. STA 130
D. STA 178
【单选题】
(B737ng)B737NG的AMM中01-199页码内容说法正确的是___
A. B737NG没有01-199页
B. 用于系统描述
C. 用于部件定位
D. B&C对
【单选题】
(B737ng)B737NG的AMM中SDS描述正确的是___
A. 系统描述部分
B. AMM PARTⅠ
C. 以上都对
D. 以上都错，和AMM PART Ⅱ 没区别
【单选题】
(B737ng)FIM 中初始评估（Initial Evaluation）目的是：___
A. 判断该故障是否是间歇性的
B. 判断该故障可能的原因
C. 列出故障隔离的步骤
D. 列出该任务的参考信息
【单选题】
(B737ng)顶飞机时要确保飞机的水平，我们应该查什么手册___
A. AMM PARTⅠATA 5
B. AMM PARTⅠATA 8
C. AMM PARTⅡATA 5
D. AMM PARTⅡATA 8
【单选题】
(B737ng)飞机出现了类似于中断起飞等高能量停留（HIGH ENERGY STOP）后，飞机的停留要有什么要求：___
A. 40-60分钟内不能设置停留刹车
B. 马上更换所有的刹车组件
C. 马上更换所有的轮胎
D. 以上都对
【单选题】
(B737ng)飞机的机组氧气瓶的正常压力是多少___
A. 500PSI
B. 800PSI
C. 1500PSI
D. 3000PSI
【单选题】
(B737ng)飞机的最大允许重量为: ___
A. 飞机的空重加上机组、最大燃油、货物和行李的重量
B. 飞机允许在地面机动滑行的最大重量
C. 飞机的空重加上机组和固定设备的重量
D. 飞机的空重加上机组、乘客和固定设备的重量
推荐试题
【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
【多选题】
In which two modes can the Cisco We b Security appliance be de ployed？___
A. as a transparent proxy using the Secure Sockets Layer protocol
B. as a transparent proxy using the Web Cache Communication Protocol
C. explicit proxy mode
D. as a transparent proxy using the Hyper Text Transfer Protocol
E. explicit active mode
【单选题】
1．三相刀开关的图形符号与交流接触器的主触点符号是___。
A. 一样的
B. 可以互换
C. 有区别的
D. 没有区别
【单选题】
5．熔断器的作用是___。
A. 短路保护
B. 过载保护
C. 失压保护
D. 零压保护
【单选题】
6．热继电器的作用是___。
A. 短路保护
B. 过载保护
C. 失压保护
D. 零压保护
【单选题】
7．交流接触器的作用是可以___接通和断开负载。
