【多选题】
列车员室的车内视频监测装置用 户名( ),密码( ).___.
A. lcy,12345
B. admin,111111
C. lcy,lcy12345
D. admin,haznSz2015
E. admin,7777
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相关试题
【多选题】
监控室的受电弓监测装置用户名( ),密码( ).___.
A. admin,7777
B. admin,12345
C. admin,123123
【判断题】
半刚性终端、高压跳线、绝缘子下层伞裙检查需半蹲侧身检查,严禁只摄像不观察.
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碳滑板弯头部分为金属材质的碳滑板其紧固铆钉、螺钉存在异常突出、松动、脱落的必须更换.
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检查受电弓扭簧,用白布将扭簧靠近紧固螺栓部位表面擦拭干净,确认表面无裂纹.
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CRH2A统型动车组一级检修 作业中,轴端油压减振器检查。检查橡胶定位节点。橡胶定位节点无溶胶、脱胶,无超过1/5 圆周裂纹。( ).
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车内视频监测装置用户 名admin,密码haznSz2016.
【判断题】
头罩开闭实验完毕,将 【联解控制】断开.
【判断题】
厕所集便器功能状态良 好,蹲厕冲水无外溅,坐厕马桶翻盖状态良好。.
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厕所门开关作用良好 ,厕所门墙纸外观良好,装饰压条无开胶无脱落无鼓泡。压条粘接胶霉变、失效的须进行更换.
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车内有电检查餐吧各 插座、插头状态良好,无破损烧蚀痕迹.
【判断题】
CRH2A统型动车组一 级检修作业中,接地装置和碳刷外观及安装状态良好,接地线无松动,防松标记清晰无错位;碳刷在观察窗两红色刻度线之间。( ).
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CRH2A统型动车组一 级检修周期为≤4000+400公里且运用48小时。( ).
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CRH2A统型动车组车顶作业时要打下安全防护渡板,应在车顶防滑部分行走,防止 意外跌倒滑落;地沟行走时注意脚下,防止跌倒滑倒。( ).
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CRH2A统型动车组一级检修辅助1号位确认动车组已停稳、停放制动已施加,在来车方 向右侧设置防护信号(红灯/旗)。( ).
【判断题】
CRH2A统型动车组一级检修重联动车组车顶及车内作业参照单编组作业线路执行,由两个小组共同作业,重联端自动车钩由入库端作业小组负责检查 ,车顶作业严禁跨过车组作业。( ).
【判断题】
CRH2A统型动车组一级检修作业,车下设备由检查3、4号位负责,以牵引拉杆为界 ,检查3号位负责一位侧车底检查;检查4号位负责二位侧车底检查。( ).
【判断题】
CRH2A统型动车组一 级检修作业,当3、4号位在检查各自侧驱动装置齿轮箱时,与齿轮箱连接的牵引电机归牵引电机检查侧作业人员检查。( ).
【判断题】
CRH2A统型动车组一级检修作业头车前端部检查。目视车体头部无裂损,外观无 异状;前挡风玻璃状态良好。(摄像定位1秒以上)( ).
【判断题】
CRH2A统型动车组一级检修作业,检查确认全列底板良好在头车底部画“√”,并注 检查日期。(3、4号位写一起)( ).
【判断题】
CRH2A统型动车组一级检修作业轮对尺寸复核需要轮径尺、内距尺、动车专用检查器 。( ).
【判断题】
CRH2A统型动车组一级检修作业闸调器检查。闸调器调整杆无松脱,防尘罩无破损, 排水口无堵塞,定位滑道无裂纹。( ).
【判断题】
CRH2A统型动车组一级检修作业停放制动装置安装牢固,停放制动装置外观状态良好 ,各螺栓紧固,防松标记无错位,风管接口无漏风,无松动,橡胶泥无脱落。( ).
【判断题】
CRH2A统型动车组一级检修作业检查制动夹钳手动缓解装置(1、3、7、8号车)安装状 态良好,紧固件无松动,控制线缆无破损。( ).
【判断题】
CRH2A统型动车组一级检修检查齿轮箱油位。油位观察窗清晰,污浊时用布沾清水清 洁(油位观察窗不得使用清水或中性清洗剂,以避免观察窗产生裂纹,清理时可用干净的布蘸有机溶剂或稀释剂清理擦拭( ).
【判断题】
CRH2A统型动车组一级检修检查齿轮箱传感器。齿轮箱温度传感器、呼吸器、注油 孔盖、排油堵配件安装紧固,无破损;温度传感器及引线无损伤。( ).
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CRH2A统型动车组一级检修作业接地装置检查。接地装置和碳刷外观及安装状态良 好,接地线无松动,防松标记清晰无错位;碳刷在观测窗上下线位之间。( ).
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CRH2A统型动车组 一级检修作业齿轮箱油量位于观察窗两红色刻度线之间,润滑油无变色、混浊现象。( ).
【判断题】
CRH2A统型动车组一级检修作业检查齿轮箱试温纸,齐全、显示清晰、确认齿轮箱 轴承座温度不超过100℃,箱壁温度不超过90℃,显示异常的,需更换试纸,并跟踪。( ).
【判断题】
CRH2A统型动车组一级检修原则上动车组润滑件、磨耗件、紧固件故障以及在1小时 左右可以处理完毕的故障属于一级修处理的范围。( ).
【判断题】
CRH2A统型动车组一级检修作业转向架侧梁检查。侧梁构架无损伤、裂纹。附加空气室 排水堵紧固良好无漏风,空气弹簧高度测量标记清晰。( ).
【判断题】
CRH2A统型动车组一级 检修作业浪涌保护装置检查。浪涌保护装置外观无破损;保险附件及底座O型圈无脱落、变形。( ).
【判断题】
CRH2A统型动车组一级检修密接车钩外观状态良好,车钩连线状态良好;各安装螺栓 无松动,防松标记清晰无错位;解构杆处于关闭位置,弹簧连接状态正常,无变形。( ).
【判断题】
CRH2A统型动车组一级检修全车1位侧总风缸阀门检查,总风缸阀门位置正确、无漏风 ;全车外温传感器检查,外温传感器安装紧固无松动,接线无破损。( ).
【判断题】
CRH2A统型动车组一级检修升弓供电前须与各号位人员联控确认,并得到调度允许 。(通过对讲机呼叫:XX道XX车组,准备升弓供电,请车下人员注意安全)。( ).
【判断题】
CRH2A统型动车组一 级检修雨刮器试验。1号操作雨刮器动作,确认雨刮器动作无卡滞、打滑,雨刮水喷淋正常,橡胶无破损;2号位在头车前方对试验过程进行确认。( ).
【判断题】
CRH2A统型动车组一 级检修车次设置,确认车次设定功能正常。3、4号位确认车厢外显示正常显示车次。1、2号位车内检查时对车厢内显进行确认。( ).
【判断题】
CRH2A统型动车 组一级检修进行头罩开闭试验时,2号位在车内瞭望确认,头罩部位无人员作业,确保作业安全。( ).
【判断题】
CRH2A统型动车 组一级检修作业制动试验时1号须通知3、4号位对动车组制动夹钳机构动作情况进行确认。( ).
【判断题】
CRH2A统型动车组一级修电茶炉检查:指示灯工作正常;面罩无破损,警示标记无缺失,出 水按钮作用良好,无洒水;接水盘滤网无丢失,不脏堵。( ) .
推荐试题
【多选题】
Which two commands are used to implement Resilient lOS Configuration ___
A. Secure boot-config
B. copy running-config tftp
C. copy flash:ios bin tftp
D. copy running-config startup-config
E. secure boot-image
【多选题】
Which two types of firewalls work at layer 4 and above ?___
A. Stateful inspection
B. Network Address Translation
C. Circuit-Level gateway
D. Static packet filter
E. Application Level firewall
【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
【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