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【多选题】
___0263.电焊作业可能引起的疾病主要有( )。
A. 电焊工尘肺
B. 气管炎
C. 电光性眼炎
D. 皮肤病
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答案
AC
解析
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相关试题
【多选题】
___0264.噪声和振动可引起中枢和植物神经系统机能紊乱,主要表现为( )。
A. 头痛、头晕
B. 失眠、注意力分散
C. 腹泻
D. 反应迟钝
【多选题】
___0265.家具厂的集尘区与( )应隔离设置。
A. 木材加工车间
B. 晾漆滞留区
C. 调漆间
D. 涂漆烘干车间
【多选题】
___0266.下列描述中有可能属于粉尘引起的职业危害是( )。
A. 全身中毒性
B. 减压病
C. 局部刺激性
D. 变态反应性
【多选题】
___0267.钢丝绳出现( )的不得使用。
A. 打死弯
B. 断股
C. 油芯外露
D. 外表磨损
【多选题】
___0268.属于劳动过程中产生的职业病危害因素的有( )。
A. 劳动组织不合理
B. 照明不良
C. 劳动制度不合理
D. 操作体位不良
【多选题】
___0269.起重机防碰装置的结构形式主要有( )。
A. 反射型
B. 自动型
C. 直射型
D. 机械型
【多选题】
___0270.可燃液体的爆炸极限可以用( )表示。
A. 可燃蒸气的浓度极限
B. 可燃蒸气的温度极限
C. 可燃液体的温度极限
D. 可燃液体的浓度极限
【多选题】
___0271.( )是预防形成爆炸性混合物的措施。
A. 设备密闭
B. 正压操作
C. 安装爆破片
D. 惰性介质保护
【多选题】
___0272.根据《烟花爆竹零售网点设置管理安全要求》(DB11/ 834—2011),下列关于烟花爆竹零售点的说法正确的有( )。
A. 零售网点内电气线路用穿金属管敷设
B. 零售网点内光源选用白炽灯泡
C. 零售网点内灯具、开关及插座距离产品包装不小于 1m
D. 零售网点内使用电器取暖
【多选题】
___0273.依据《化学防护服的选择、使用和维护》(AQ/T 6107—2008),化学防护服分为( )。
A. 气体致密型化学防护服
B. 液体致密型化学防护服
C. 固体致密型化学防护服
D. 粉尘致密型化学防护服
【多选题】
___0274.地下燃气管道不得穿越( )。
A. 雨水口
B. 街心花园
C. 汽车加油站
D. 化工原料仓库
【多选题】
___0275.影响轰燃发生的最重要因素是( )。
A. 辐射
B. 对流
C. 传导
D. 可燃物在房间的位置
【多选题】
___0276.气溶胶包括( )。
A. 烟
B. 雾
C. 气体
D. 粉尘
【多选题】
___0277.根据《电气防火检测技术规范》(DB11 065—2010),油浸式变压器应符合( )等要求。
A. 不可安装吸湿器
B. 变压器引线接头应无过热痕迹
C. 储油柜的油位与温度相对应
D. 变压器声响正常
【多选题】
___0278.根据《电气防火检测技术规范》(DB11 065—2010),干式变压器应符合( )等要求。
A. 套管、绝缘子外部无破损、裂纹
B. 铁芯、套管表面有火花放电痕迹
C. 冷却装置运行正常
D. 变压器声响正常
【多选题】
___0279.爆炸极限是表征可燃气体危险性的主要指标。下列关于爆炸极限的说法中,正确的有( )。
A. 可燃性混合物的爆炸极限范围越宽,其爆炸危险性越大
B. 可燃性混合物的爆炸下限越低,其爆炸危险性越大
C. 可燃性混合物的爆炸下限越高,其爆炸危险性越大
D. 爆炸极限是一个物理常数
【多选题】
___0280.粉尘爆炸与气体爆炸相比,其爆炸特征有( )。
A. 粉尘爆炸点火能比气体爆炸点火能大
B. 粉尘爆炸容易发生二次甚至多次爆炸
C. 粉尘爆炸感应时间比气体爆炸长
D. 粉尘爆炸持续时间比气体爆炸短
【多选题】
___0281.气体灭火剂具有释放后对保护设备( )等特点。
A. 无浪费
B. 无污染
C. 无损害
D. 无破坏
【多选题】
___0282.起爆器材可分为( )。
A. 起爆材料
B. 民爆材料
C. 传爆材料
D. 特种爆破材料
【多选题】
___0283.下图应悬挂在变电室的( )。
A. 工作人员上下的铁架
B. 配电屏上
C. 运行中变压器的梯子上
D. 带电的躶体母线旁
【多选题】
___0284.图示的警示标志应设置在( )。
A. 施工地点临近带电设备的遮栏上
B. 高压试验地点
C. 工作地点临近带电设备的横梁上
D. 变配电室禁止通行的过道上
【多选题】
___0285.下图所示的防爆灯存在的安全隐患是( )。
A. 布线不规范
B. 电线直接缠绕在钢梁上
C. 距离钢梁太近
D. 防爆罩损坏
【多选题】
___0286.下图所示的壁挂式配电箱存在的安全隐患是( )。
A. 没有门和锁
B. 电气开关等直接固定在金属板上
C. 进出线均不规范
D. 没有刷防锈漆
【多选题】
___0287.下图所示的穿墙电缆存在的安全隐患是( )。
A. 封堵穿墙孔用可燃材料
B. 两根电缆交叉
C. 电缆布线不规范
D. 穿墙电缆未设穿墙管
【多选题】
___0288.下图应悬挂在变电室的( )。
A. 工作人员上下的铁架
B. 配电屏上
C. 运行中变压器的梯子上
D. 带电的躶体母线旁
【多选题】
___0289.图示的警示标志应设置在( )。
A. 施工地点临近带电设备的遮栏上
B. 高压试验地点
C. 工作地点临近带电设备的横梁上
D. 变配电室禁止通行的过道上
【多选题】
___0290.下图为某施工现场的移动开关箱,存在的隐患是( )。
A. 杂物多,无操作空间
B. 歪斜不稳
C. 开关箱门洞开
D. 一闸多机
【多选题】
___0291.下图所示气瓶存在的安全隐患是( )。
A. 无瓶帽、防震环
B. 无防倒装置
C. 阀门损坏
D. 涂色不清楚
【多选题】
___0292.下图所示模板支撑体系存在的安全隐患是( )。
A. 钢管防锈漆褪色
B. 横杆歪斜,与立杆虚接
C. 立杆下面垫砖
D. 地面不平
【多选题】
___0293.下图所示的防爆灯存在的安全隐患是( )。
A. 布线不规范
B. 电线直接缠绕在钢梁上
C. 距离钢梁太近
D. 防爆罩损坏
【多选题】
___0294.下图所示的壁挂式配电箱存在的安全隐患是( )。
A. 没有门和锁
B. 电气开关等直接固定在金属板上
C. 进出线均不规范
D. 没有刷防锈漆
【多选题】
___0295.下图所示的消防栓存在的安全隐患是( )。
A. 水带缠绕错误,使用时不易打开
B. 水带用绳子捆绑
C. 设置高度不合适
D. 消防栓标志不清
【多选题】
___0296.下图所示的穿墙电缆存在的安全隐患是( )。
A. 封堵穿墙孔用可燃材料
B. 两根电缆交叉
C. 电缆布线不规范
D. 穿墙电缆未设穿墙管
【多选题】
___0297.下图所示是某家具厂内,在此种环境下工作,你认为应该为员工配备的防护用品是( )。
A. 耳塞
B. 防穿刺鞋
C. 防尘口罩
D. 防护帽
【多选题】
___0298.下图所示的污水井,如果进入井内作业,必须做到事情有( )。
A. 审批
B. 设置监护人
C. 佩戴防护用品
D. 通风
【多选题】
___0299.图示为某企业的消防器材站,你认为该架子上应该有( )。
A. 消防桶
B. 消防铁锹
C. 消防绳子
D. 消防斧子
【多选题】
___0300.下图所示为某家具厂内,图中存在的隐患是( )。
A. 设备转动部位缺失防护罩
B. 作业现场未设置集尘装置
C. 没有紧急疏散通道
D. 作业现场的粉尘未及时清理
【判断题】
北京市任何单位或者个人不得以任何理由和任何方式封闭生产经营场所或者堵塞员工宿舍的安全出口
A. 对
B. 错
【判断题】
北京市生产经营单位可以以货币形式或者其他物品替代劳动防护用品
A. 对
B. 错
【判断题】
依据《加油站作业安全规范》(AQ 3010—2007),卸油时若发生油料溢溅,应立即停止卸油并及时处理
A. 对
B. 错
推荐试题
【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
【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
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