【单选题】
垂直防火分区,就是用具有___耐火极限的楼板和窗间墙(两上、下窗之间的距离不小于2m)将上下层隔开。
A. 2h或2.5h
B. 1.5h或2h
C. 1h或1.5h
D. 0.5h或1h
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答案
D
解析
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相关试题
【单选题】
___是为人员疏散或消防作业提供照明的消防应急灯具。
A. 应急照明灯
B. 疏散指示标志
C. 应急指示标志
D. 自明灯
【单选题】
建筑物周围宜设置环形的消防车道,消防车道的宽度不应小于___。
A. 6m
B. 5m
C. 4m
D. 3m
【单选题】
举高消防车操作场地的长度和宽度分别不应小于15m和10m。对于建筑高度大于50m的建筑,场地的长度和宽度分别不应小于___。
A. 18m和10m
B. 20m和10m
C. 25m和12m
D. 25m和15m
【单选题】
在多人落水需要施救,应按“___”的顺序进行救援。
A. 先近后远,先水面后水下
B. 先远后近,先水面后水下
C. 先近后远,先水下后水面
D. 先远后近,先水下后水面
【单选题】
沼气的主要成分为___,池内属易燃易爆和有毒场所。
A. 甲烷
B. 乙烷
C. 丙烷
D. 丁烷
【单选题】
___是指人员在山地作业、登山或旅游时,意外掉入山谷,被困于高山、悬崖峭壁等处,无法自行脱身,生命受到威胁而采取的救援行动。
A. 山岳救助
B. 地震救援
C. 水域救人
D. 地质灾害救援
【单选题】
处置地下建筑物坍塌事故时,遇有燃气泄漏,应关闭燃气阀门,用___稀释冲淡,或用防爆电机抽排置换。
A. 开花水枪
B. 喷雾水枪
C. 直流水枪
D. 惰性气体
【单选题】
进入海啸灾害区域救援,首先是___,救护躲避在建筑内、高地等处的幸存人员,并及时给予救助或送往医院抢救。
A. 搜寻遇难人员
B. 加固堤坝
C. 疏排水道
D. 堵截决口
【单选题】
进行水域救援时,在无法使用冲锋舟、橡皮艇的情况下,应采用___。
A. 机械救助
B. 徒手救助
C. 自我救助
D. 其他
【单选题】
下列关于消防头盔佩戴方法说法错误的是___。
A. 佩戴前,应检查消防头盔的帽壳、面罩是否有裂痕、烧融等损伤
B. 佩戴时,首先应根据消防员自身情况调节调幅带,然后装上披肩呈自然垂挂状态
C. 佩戴后,应将各部件清洗、擦净、晾干
D. 清洗帽壳和面罩可用适宜的塑料清洗剂或清洗液,也可以使用溶剂、汽油、酒精等有机溶液或酸性物质来清洗
【单选题】
下列关于消防头盔维护保养说法错误的是___。
A. 消防头盔各部件不要随意拆卸,检查和维修工作必须由经过培训的技术人员来执行
B. 消防头盔在运输中应轻装轻卸,避免雨淋、受潮、曝晒,避免与油、酸、碱等易燃、腐蚀物品或化学药品混装
C. 消防头盔应贮存在潮湿、阴凉的仓库中
D. 消防头盔不得接触高温、明火、强酸和尖锐的坚硬物体,应避免阳光直射
【单选题】
消防员灭火防护胶靴采用多层结构设计,主体颜色为黑色,配以___的围条、沿条等。
A. 白色
B. 蓝色
C. 黄色
D. 绿色
【单选题】
正压式消防空气呼吸器是消防员在缺氧、___的气体环境中用于呼吸防护的防护装具。
A. 有毒
B. 有害
C. 有毒有害
D. 刺激性
【单选题】
正压式消防空气呼吸器由___、供气阀总成、气瓶总成、减压器总成和背托总成等五个部分组成。
A. 面罩总成
B. 呼吸器
C. 阻燃套
D. 报警阀
【单选题】
正压式消防空气呼吸器设计原理是使用气瓶存储的高压空气,依次经过气瓶阀、减压器进行一级减压,输出不大于___的中压气体。
A. 0.5MPa
B. 0.8MPa
C. 1MPa
D. 1.2MPa
【单选题】
当正压式消防空气呼吸器气瓶压力降至___MPa时,减压器组件中的报警阀报警。
A. 4±0.5
B. 5±0.5
C. 6±0.5
D. 7±0.5
【单选题】
正压式消防空气呼吸器在气密性能试验后,其压力表的压力指示值1min内的下降值不大于___。
A. 0.2MPa
B. 0.3MPa
C. 0.4MPa
D. 0.5MPa
【单选题】
消防轻型安全绳是消防员在___、抢险救援作业或日常训练中仅用于自救和救人的绳索。
A. 灭火
B. 洪涝
C. 地震
D. 山岳救助
【单选题】
消防轻型安全绳的长度可根据需要裁制,但不宜小于___。
A. 5m
B. 10m
C. 15m
D. 20m
【单选题】
消防轻型安全绳最小破断强度不小于___。
A. 10kN
B. 20kN
C. 30kN
D. 40kN
【单选题】
消防员避火防护服在温度为1000℃火焰上燃烧30s后,其内表面温升不超过___
A. 20
B. 25
C. 30
D. 35
【单选题】
电绝缘装具是消防员在具有___ 以下高压电现场作业时穿着的用于保护自身安全的防护装具,具有耐高电压、阻燃、耐酸、碱等性能。
A. 5000V
B. 6000V
C. 7000V
D. 8000V
【单选题】
消防安全吊带分为几类___
A. Ⅰ型
B. Ⅰ型、Ⅱ型
C. Ⅰ型、Ⅱ型、Ⅲ型
D. Ⅰ型、Ⅱ型、Ⅲ型、VI型
【单选题】
移动供气源使用环境温度一般在___
A. -30℃~65℃
B. -20℃~65℃
C. -10℃~65℃
D. 10℃~65℃
【单选题】
消防过滤式综合面具适用于发生火灾时空气中氧气浓度不低于___的场所中。
A. 7%
B. 17%
C. 27%
D. 37%
【单选题】
消防专用救生衣上所携带的气胀式救生圈未充气状态下体积小便于携带,且操作简单,充气后的浮力不小于___
A. 50N
B. 100N
C. 150N
D. 200N
【单选题】
消防员灭火防护头套损毁长度不应大于100mm续燃时间不应大于___
A. 2s
B. 3s
C. 4s
D. 5s
【单选题】
防静电内衣具有较强___功效,具有吸湿、透气、舒适等优点,能有效防止易燃易爆工作环境。
A. 防水
B. 防火
C. 防静电
D. 阻燃
【单选题】
消防护目镜的镜片通常采用___材料,镜片内侧具有防雾涂层,外侧具有防刮涂层,并且具有较高的紫外线吸收率。
A. 聚碳酸酯
B. 玻璃
C. 塑胶
D. 木质
【单选题】
以下关于隔热防护服维护保养说法错误的是:___
A. 灭火或训练后,消防员隔热防护服应及时清洗、擦净、晾干
B. 隔热层和外层可以一起清洗,清洗时不能使用硬刷或用强碱,以免影响防水性能
C. 消防员隔热防护服在运输中应避免与油、酸、碱等易燃、易爆物品或化学药品混装
D. 消防员隔热防护服应贮存在干燥、通风的仓库中
【单选题】
以下关于避火防护服维护保养说法错误的是:___
A. 使用后可用干棉纱将消防员避火防护服表面烟垢和熏迹擦净
B. 镀金视窗应用软布擦拭干净,并覆盖一层PVC膜保护,以备再用
C. 消防员避火防护服应保存在干燥通风处,防止受潮和污染
D. 衣服上的污垢可用软毛刷蘸中性洗涤剂刷洗,并用清水冲洗净,可以用水浸泡或捶击
【单选题】
以下关于电绝缘装具说法错误的是:___
A. 电绝缘装具具有优良的耐电压性能,能与火焰及熔化物直接接触
B. 电绝缘装具在使用前,要认真检查有无破损,如有破损及漏电现象,严禁使用
C. 电绝缘装具在保存期间,严禁受热及阳光照射,不许洗涤,不许接触活性化学物质及各种油类
D. 电绝缘装具在符合标准规定的条件下保存,保质期为二年
【单选题】
防静电服一般___使用金属附件。
A. 不允许
B. 允许
C. 很少
D. 大量
【单选题】
抢险救援头盔的设计,主要考虑了防止坠落物的___穿透、防电击、防侧向挤压等性能要求。
A. 冲击
B. 撞击
C. 掉下
D. 掉落
【单选题】
抢险救援手套是消防员在___时用于对手和腕部提供保护的专用防护手套
A. 灭火作业
B. 抢险救援作业
C. 化学作业
D. 核辐射作业
【单选题】
抢险救援靴是消防员在抢险救援时用于对___提供保护的专用皮质防护靴。
A. 脚部
B. 踝部
C. 小腿部
D. 脚部、踝部和小腿部
【单选题】
抢险救援靴靴帮材料的最大刺穿力不小于___。
A. 25N
B. 35N
C. 45N
D. 55N
【单选题】
抢险救援靴加热30min后靴底内表面的温升不大于___
A. 22℃
B. 32℃
C. 42℃
D. 52℃
【单选题】
一级化学防护服面料和接缝部位抗化学品渗透时间:___。
A. ≥30min
B. ≥40min
C. ≥50min
D. ≥60min
【单选题】
一级化学防护服装储存期间,每___进行全面检查一次。
A. 一个月
B. 两个月
C. 三个月
D. 四个月
推荐试题
【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
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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?___
A. 4
B. 3
C. 2
D. 5
【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
【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?___
A. 2
B. 3
C. 4
D. 5
【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