相关试题
【判断题】
学习空调本是为了找一个安装空调的工作挣钱。
【判断题】
工作前施工负责人和吊车司机应该统一指挥信号。
【判断题】
发电厂与变电站的主要任务是生产、传输电能。
【判断题】
在无法实现对危险区域进行隔离的情况下,不可以使用部分可调的安全装置。
【判断题】
空调安装事故主要是因为安全措施不落实。
【判断题】
建筑物顶层广告设施基础与原有建筑物主体连接的基本要求是:不能破坏原建筑物结构强度。
【判断题】
大块基础距坑口0.8m内,掏挖基础距坑口1.0m范围内不得堆土及其他物品。
【判断题】
采暖、给水及热水供应系统的金属管道立管管卡安装高度,距地面应1.5~1.8m,2个以上管卡应匀称安装,同一房间管卡应安装在同一高度上。
【判断题】
电力变压器的功能是把一种等级的电压变成为另一种等级的电压。
【判断题】
高处作业分为2~5m、5~15m、15~30m及35m以上四个区段。
【判断题】
当工作的上方有发热作业,其下方不得使用安全带,防止灼伤安全带。
【判断题】
墙或柱是建筑物的承重配件,它承受屋顶、楼板下传来的各种荷载,并连同自重一起传给基础。
【判断题】
楼层和地层是建筑中水平方向的承重构件。
【判断题】
施工图中采用了不少图形和符号,增加了各类构造和材料的难度。
【判断题】
从业人员无权拒绝违章指挥和强令冒险拆除。
【判断题】
具有小学及以上文化程度的人员可以申报特种作业培训考证。
【判断题】
未经安全生产教育和培训合格的从业人员,不得上岗作业。
【判断题】
从业人员可以了解工作场所产生或者可能产生的职业病危害因素。
【判断题】
用人单位可以因劳动者依法行使正当权利而降低其工资、福利等待遇或者解除、终止与其订立的劳动合同。
【判断题】
高处安装、维护、拆除作业最常见的事故是高处坠落、物体打击、雷电等事故。
【判断题】
高处作业时,精神因素不会对作业人员造成危害。
【判断题】
在高处往下望时,心情紧张甚至产生恐惧心理,此时更容易发生失误行为。
【判断题】
使用多板式下降器时,工作绳被这几个短圆柱交叉叠压,倚靠绳子与短圆柱之间的摩擦力控制下降速度。
【判断题】
固定在挂点装置上,沿作业面敷设,带自锁器,发生坠落时承担人体冲击力的长绳,亦称“安全绳”也可以称副绳、保险绳等。
【判断题】
施工单位可以根据原设计方案或图纸对大型运动设备(需解体)进行拆除施工。
【判断题】
高处作业人员在作业过程中,应随时检查安全带是否拴牢。高处作业人员在转移作业位置时不得失去安全保护。
【判断题】
拆卸的对拉螺栓、连接件及拆卸用工具必须妥善保管和放置,不得随意散放在操作平台上。
【判断题】
在空气不流通的地下室进行电焊作业时,必须设置通风换气设施进行通风换气。
【判断题】
热水立管一般情况下立管与干管连接采用2个弯头。
【判断题】
广告柱是一种高度在6--10m左右的广告载体,适于树立在广场和建筑物附近。
【判断题】
排水立管明装时,每层每趟立管从上至下统一吊线安装卡件,高度一致。
【判断题】
全彩电子显示屏的画面丰富多彩,即时性强,但不适于文字信息发布。
【判断题】
广告施工作业中,施工区域下方出现与高处作业垂直交叉作业时应停止高处作业防止交叉事故。
【判断题】
处于高处作业状态,如脚手架,大型设备拆除时,必须使用安全带。
【判断题】
实现安全发展的最重要途径就是坚持“预防为主”的根本方针。
推荐试题
【单选题】
Which command do you enter to enable authentication for OSPF on an interface？___
A. router（config-if）#ip ospf message-digest-key 1 md5 CIS COPASS
B. router（config-if）#ip ospf authentication message-digest
C. router（config-if）#ip ospf authentication-key CISCOPASS
D. router（config-if）#area 0 authentication message-digest
【单选题】
What feature defines a campus area network？___
A. It has a single geographic location
B. It lacks external connectivity.
C. It has a limited number of segments.
D. It has limited or restricted Internet access
【单选题】
Which type of attack most commonly involves a direct attack on a network？___
A. :phishing
B. Trojan horse
C. denial of service
D. social engineering
【单选题】
What information does the key length provide in an encryption algorithm?___
A. the cipher block size
B. the hash bloc k size
C. the number of permutations
D. the packet size
【单选题】
How do you verify TaCACS+ connectivity to a device？___
A. You successfully log in to the device by using the local credentials
B. You connect via console port and receive the login prompt.
C. You connect to the device using SSH and receive the login prompt.
D. You successfully log in to the device by using ACS credentials
【单选题】
Which term best describes the concept of preventing the modification of data in transit and in storage？___
A. availability
B. confidentially
C. fidelity
D. integrity
【单选题】
Which loS command is used to define the authentication key for ntp？___
A. switch（config ）#ntp authentication-key 1 mds Clcs
B. switch（config ）#ntp authenticate
C. switch（config）#ntp trusted-key 1
D. switch（config）#ntp source 192.168.0.1
【单选题】
What is true about the cisco lOS Resilient Configuration feature ?___
A. The feature can be disabled through a remote session
B. There is additional space required to secure the primary cisco lOS image file.
C. The feature automatically detects image or configuration version mismatch.
D. Remote storage is used for securing files
【单选题】
When is the default deny all policy an exception in zone-based firewalls？___
A. when traffic terminates on the router via the self zone
B. when traffic traverses two interfaces in different zones
C. when traffic traverses two interfaces in the same zone
D. when traffic sources from the router via the self zone
【单选题】
.If an access port is assigned as an isolated port in a PVLAN， which network ports can it communicate with？___
A. promiscuous ports in the same PLVAN
B. isolated ports in the same PVLAN
C. all ports in the same PAVLAN at ILAR
D. all ports in the adjacent PVLAN
【单选题】
Which IPSEC mode is used to encypt traffic directly between a client and a server VPN endpoint？___
A. quick mode
B. transport mode
C. aggressive mode
D. tunnel mode
【单选题】
Which command do you enter to verify that a vpn connection is established between two endpoints and that the connection is passing traffic？ ___
A. Firewall#sh crypto session
B. Firewall#debug crypto isakmp
C. Firewall#tsh crypto ipsec sa
D. Firewall#sh crypto isakmp sa
【单选题】
which type of Pvlan port allows communication from all port types？___
A. isolated
B. in -line
C. community
D. promiscuous
【单选题】
Which command do you enter to configure your firewall to conceal internal addresses？___
A. no ip directed-broadcast
B. no ip logging facility
C. no proxy-arp
D. no ip inspect audit-trial
E. no ip inspect
F. route
【单选题】
Which feature defines a campus area network？ ___
A. It has a limited number of segments.
B. It has limited or restricted Internet access
C. It lacks ex1ternal connectivity.
D. It has a single geographic location
【单选题】
What technology can you use to provide data confidentiality data integrity and data origin authentication on your network？___
A. IPSec
B. Certificate Authority
C. IKE
D. Data
E. ncryption Standards
【单选题】
which standard is a hybrid protocol that uses oakley and skerne ke y exchanges is an ISAKMP framework？___
【单选题】
What is the actual los privilege level of User Exec mode？___
【单选题】
What is the effect of the asa command crypto isakmp nat-traversal？___
A. It opens port 500 only on the out side interface
B. It opens port 500 only on the inside interface
C. It opens port 4500 on all interfaces that are IPSec enabled
D. It opens port 4500 only on the out side interfac
【单选题】
Which Fire POWER preproce ssor engine is used to prevent SYN attacks？___
A. Inline normalization
B. IP Defragmentation
C. Ports can
D. etection
【单选题】
Which NAT type allows objects or groups to reference an IP address ？___
A. identity NAt
B. static NAT
C. dynamic
D. dynamic NAT
【单选题】
Which Auto NAT policies are processed first？___
A. Dynamic NAT with longest prefix
B. Dynamic NAT with shortest prefix
C. static NAT with longest prefix
D. static NAT with shortest prefix
【单选题】
Which feature allows a dynamic Pat pool to se lect the next address in the pat pool instead of the next port of an existing address？___
A. next IP
B. round robin
C. dynamic rotation
D. NAT address rotation
【单选题】
Which IPS detection method can you use to detect attacks that are based on the attackers IP address？___
A. anomally-based
B. policy-based
C. signature-based
D. reputation-based
【单选题】
Which type of encryption technology has the broadest platform support？___
A. software
B. middleware
C. file-level
D. hardware
【单选题】
Which type of address translation supports the initiation of comm unications bidirectionally ？___
A. multi-session PAT
B. dynamic NAT
C. dynamic PAT
D. static NAT
【单选题】
Which label is given to a person who uses existing computer scripts to hack into computers while lacking the expertise to write the own？___
A. script kiddy
B. white hat hacker
C. hacktivist
D. phreaker
【单选题】
What is the primary purpose of a defined rule in an IPS？___
A. to configure an event action that takes place when a signature is triggered
B. to define a set of actions that occur when a specific user logs in to the system
C. to configure an event action that is pre-defined by the system administrator
D. to detect internal attacks
【单选题】
Which option is the default valuce for the Diffie- Hell man group when configuring a site-to-site VPn on an asa device ？___
A. Group 1
B. Group 2
C. Group 5
D. Group 7
【单选题】
Which feature filters CoPP packets?___
A. access control lists
B. class maps
C. policy maps
D. route maps
【单选题】
Which command is used in global configuration mode to enable AAA？___
A. configure-model aaa
B. configure aaa-modelA
C. aaa new-model
D. aaa
E. XEC
【单选题】
Which statement about the given configuration is true？___
A. The single-connection command causes the device to establish one connection for all TACACS
B. The single-connection command causes the device to process one TacAcs request and then move to the next server
C. The timeout com mand causes the device to move to the next server after 20 seconds of TACACS inactive
【多选题】
What are two well-known security terms？___
A. phishing//网络钓鱼
B. ransomware //勒索软件
C. BPDU guard
D. LACP
E. hair-pinning
【多选题】
Which two commands must you enter to securely archive the primary bootset of a device___
A. router（config ）#secure boot-config
B. router（config）#auto secure
C. router（config）#secure boot-image
D. router（config）#service passw ord-encryption
【多选题】
Which two functions can SIEM provide ？___
A. correlation between logs and events from multiple systems
B. event aggregation that allows for reduced log storage requirements
C. proactive malware analysis to block malicious traffic
D. dual-factor authentication
E. centralized firewall management
【多选题】
Which two features of Cisco Web Reputation tracking can mitigate web-based threats？___
A. buffer overflow filterin dhsuowip
B. Bayesian filters
C. web reputation filters
D. outbreak filtering
E. exploit filtering
【多选题】
What are two challenges when deploying host- level IPS？ ___
A. The deployment must support multiple operating systems.
B. It is unable to provide a complete networ k picture of an attack.
C. It is unable to determine the outcome of e very attack that it detects
D. It does not provide protection for offsite computers
E. It is unable to detect fragmentation attacks
【多选题】
Which technology can be used to rate data fidelity and to provide an authenticated hash for data?___
A. file reputation
B. file analysis
C. signature updates
D. network blocking
【多选题】
Which two statements about host-based iPS solutions are true？___
A. It uses only signature-based polices
B. It can be deployed at the perimeter.
C. It can be have more restrictive policies than network-based IPS
D. it works with deployed firewall
E. It can generate alerts based on be havior at the de sto
【多选题】
When two events would cause the state table of a stateful firewall to be updated？ ___
A. when a packet is evaluated against the outbound access list and is denied
B. when a con nection is created
C. when rate-limiting is applied
D. when a connection s timer has expired within the state table.
E. when an outbound packet is forwarded to the outbound interface
