【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
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
AE
解析
暂无解析
相关试题
【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
【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
推荐试题
【单选题】
浓硫酸属于___化学品?[单选题]
A. 爆炸品
B. 腐蚀品
C. 易燃液体
【单选题】
下面___物质属于自燃物品?[单选题]
A. 黄磷
B. 盐酸
C. 丙酮
【单选题】
CO中毒的原理是___?[单选题]
A. 窒息
B. 破坏机体
C. CO和人体血红蛋白结合阻止了氧的运载
【单选题】
衡量可燃性液体火灾危险性大小的主要参数是___ ?[单选题]
A. 沸点
B. 闪点
C. 燃点
【单选题】
危险化学品生产现场临时存放点,放置数量不得超过___的使用量,使用专用储存设施储存?[单选题]
A. 3天
B. 1周
C. 一个班次
【单选题】
煤气中毒主要成份是___ ?[单选题]
A. CO2
B. CO
C. 氮的氧化物
【单选题】
易燃易爆场所中不能使用___工具?[单选题]
A. 铁制
B. 铜制
C. 木制
【单选题】
发生火灾事故,致人死亡的主要原因是___?[单选题]
A. 一氧化碳中毒
B. 二氧化碳中毒
C. 硫化氢中毒
【单选题】
氧气瓶、乙炔瓶工作间距为()米,距离动火点为()米___?[单选题]
A. 1,2
B. 5,10
C. 10,20
【单选题】
当你发现突然有大量毒气散发时,应迅速戴上适合的___?[单选题]
A. 防毒面具
B. 眼镜
C. 口罩
【单选题】
发生危险化学品事故后,应该向___方向疏散?[单选题]
A. 下风
B. 上风
C. 顺风
【单选题】
焊割时,各种明火距氧气瓶应在___以外?[单选题]
A. 5 米
B. 8 米
C. 10米
【单选题】
下面___火灾用水扑救会使火势扩大?[单选题]
A. 油类
B. 森林
C. 家具
【单选题】
火灾扑救的基本原则是___?[单选题]
A. 先控制后消灭
B. 先消灭后控制
C. 只消灭不控制
【单选题】
灭火器上的压力表用红、黄、绿三色表示灭火器的压力情况,当指针指在黄色区域表示___?[单选题]
A. 正常
B. 偏高
C. 偏低
【单选题】
火场中防止烟气危害最简单的方法是___ ?[单选题]
A. 用毛巾或衣服捂住口鼻低姿势沿疏散通道逃生
B. 大声呼救
C. 跳楼或窗口逃生
【单选题】
发生火灾时,如各种逃生的路线被切断,适当的做法应当是___?[单选题]
A. 大声呼救
B. 强行逃生
C. 退居室内,关闭门窗,同时可向室外发出求救信号
【单选题】
下列场所灭火器配置方案中,错误的是___?[单选题]
A. 商场服装库房配置水基型灭火器
B. 碱金属(钾钠)库房配置水基型灭火器
C. 食用油库房配置泡沫灭火器
【单选题】
可燃物开始持续燃烧所需要的最低温度称之为___?[单选题]
A. 冰点
B. 沸点
C. 燃点
【单选题】
禁止在具有火灾、爆炸危险的场所使用明火,因特殊情况需要进行电、气焊等明火作业的,动火部门和人员应当按照单位的用火管理制度办理审批手续,落实___,在确认无火灾、爆炸危险后方可动火施工?[单选题]
A. 警示标志
B. 灭火器材
C. 现场监护人
【单选题】
在空气不流通的狭小地方使用二氧化碳灭火器可能造成的危险是___?[单选题]
A. 中毒
B. 缺氧
C. 爆炸
【单选题】
火灾初期阶段是扑救火灾___的阶段?[单选题]
A. 最不利
B. 最有利
C. 较不力
【单选题】
使用灭火器扑灭初起火灾时要对准火焰的___喷射?[单选题]
A. 上部
B. 中部
C. 根部
【单选题】
发现燃气泄漏,要速关阀门,打开门窗,不能___?[单选题]
A. 触动电器开关或拨打电话
B. 使用明火
C. A和B都正确
【单选题】
爆炸品着火禁止使用的灭火剂为___ ?[单选题]
A. 水
B. 泡沫
C. 沙土盖压
【单选题】
一般来讲___ ?[单选题]
A. 气体比较容易燃烧,其次是液体,再次是固体
B. 液体比较容易燃烧,其次是气体,再次是固体
C. 固体比较容易燃烧,其次是液体,再次是气体
【单选题】
下列关于特殊化学品火灾扑救说法不正确的是___ ?[单选题]
A. 扑救爆炸物品火灾时,水流应采用吊射
B. 扑救爆炸物品堆垛火灾时,切忌用沙土盖压
C. 扑救压缩气体或液化气体类火灾时,应立即扑灭火焰
【单选题】
当身上衣服着火时,可立即 ___?[单选题]
A. 奔跑离开火场,灭掉身上火苗
B. 用手或物品扑打身上火苗
C. 就地打滚,压灭身上火苗
【单选题】
发生火灾时,应___逃生?[单选题]
A. 从消防通道
B. 乘坐电梯
C. 向下层楼跑
【单选题】
静电最为严重的危险是___ ?[单选题]
A. 静电电击
B. 妨碍生产
C. 引起爆炸和火灾
【单选题】
毒物进入人体的途径有三个,即___ ?[单选题]
A. 口、鼻、耳
B. 食物、空气、水
C. 皮肤、呼吸道、消化道
【单选题】
危险品库房内敷设的配电线路,___。?[单选题]
A. 可以不穿管敷设
B. 应穿一般塑料管保护
C. 必须穿金属管或难燃塑料管保护
【单选题】
生产、使用易燃易爆化学物品场所的电气设备,必须符合国家___标准?[单选题]
A. 电气防爆
B. 防火措施
C. 防静电导除
【单选题】
扑救电气火灾,首先应做的是___?[单选题]
A. 切断电源
B. 使用干粉灭火器灭火
C. 使用二氧化碳灭火器灭火
【单选题】
电气设备着火后,如果不能断电,应如何处理?___?[单选题]
A. 用泡沫灭火器灭火
B. 用二氧化碳灭火器灭火
C. 用水灭火
【单选题】
导线与导线、导线与电气设备的连接处由于接触面处理不好,接头松动,造成连接电阻过大,形成局部过热的现象,称为___ ?[单选题]
A. 短路
B. 接触不良
C. 漏电
【单选题】
正在通电使用的灯泡反复出现时暗时亮现象,可能是电路存在___故障?[单选题]
A. 短路
B. 过负荷
C. 接触不良
【单选题】
电脑着火了,应作何紧急处理?___?[单选题]
A. 迅速往电脑上泼水灭火
B. 拔掉电源插头,然后用湿抹布盖住电脑
C. 马上拨打119,请消防队来灭火
【单选题】
扑救电气火灾应当使用___?[单选题]
A. 泡沫灭火器
B. 干粉灭火器
C. 水
【单选题】
对新建的易燃易爆化学物品生产场所工程的消防设计未经住房和城乡建设部门审核或者审核不合格,擅自施工的,消防机构应当___?[单选题]
A. 责令停止违法行为
B. 责令限期改正
C. 责令停止施工并处罚款