【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
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相关试题
【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？___
【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
【单选题】
which technology cloud be used on top of an MPLS VPN to add confidentiality ？___
A. IPsec
B. 3DES
C. AES
D. SSL
【单选题】
Which term is most closely aligned with the basic purpose of a SIEM solution? ___
A. Non-Repudiation
B. Accountability
C. Causality
D. Repudiation
【单选题】
You have just deployed SNMPv3 in your environment， Your manager asks you to make sure that our SNMP agents can only talk to the SNMP Manager. What would you configure on your SNMI agents to satisfy this request？___
A. A SNMP View containing the SNMP managers
B. Routing Filter with the SNMP managers in it applied outbound
C. A standard ACL containing the SNMP managers applied to the SNMP configuration
D. A SNMP Group containing the SNMP managers
【单选题】
Which feature prevents loops by moving a nontrunking port into an errdisable state when a BPDU is received on that port？___
A. BPDU filte
B. DHCP snooping
C. BPDU guard
D. Port Fast
【单选题】
Which command enables port security to use sticky MAC addresses on a switch？___
A. switchport port-security violation restrict
B. switchport port-security mac-address sticky
C. switchport port-security violation protect
D. switchport port-security
【单选题】
When you edit an IPS subsignature， what is the effect on the parent signature and the family of subsignatures？___
A. The change applies to the parent signature and the entire family of subsignatures
B. The change applies to the parent signature and the subsignature that you edit
C. The change applies only to subsignatures that are numbered sequentially after the subsignature that you edit
D. Other signatures are unaffected， the change applies only to the subsignature that you dit
【单选题】
Which type of mechanism does Cisco FirePOWER de ploy to protect ag detected moving across other networks？___
A. antivirus scanning
B. policy-based
C. reputation-based
D. signature-based
【单选题】
What action must you take on the ise to blacklist a wired device？___
A. Locate the switch through which the device is connected and push an a cl restricting all access by the device
B. Issue a CoA request for the de vice's mac address to each access switch in the network
C. Revoke the device's certificate so it is unable to authenticate to the network
D. Add the device's MAc address to a list of black listed devices
【单选题】
Which type of firewall can perform deep packet inspection？___
A. packet-filtering firewall
B. stateless firewall
C. application firewall
D. personal firewall
【单选题】
What is the main purpose of Control Plane Policing？___
A. to prevent exhaustion of route-proce ssor resources
B. to organize the egress packet queues
C. to define traffic classes
D. to maintain the policy map
【单选题】
Which attack can be prevented by OSPF authentication？___
A. smurf attack
B. IP spoofing attack
C. denial of service attack
D. buffer overflow attack
【单选题】
What is the best definition of hairpinning？___
A. ingress traffic that traverses the outbound interface on a device
B. traffic that enters one interface on a device and that exits through another interface
C. traffic that enters and exits a device through the same interface
D. traffic that tunnels through a device interface
【单选题】
Which SNMPv3 security level provides authentication using HMAC with MD5， but does not use encryption？___
A. authPriv
B. authNo Priv
C. noAuthNoPriv
D. NoauthPriv
【单选题】
You have implemented a dynamic blacklist， using security intelligence to block illicit network activity. However， the blacklist contains several approved connections that users must access for usiness pur poses. Which action can you take to retain the blacklist while allowing users to access the approve d sites？___
A. Create a whitelist and manually add the approved addresses.
B. Disable the dynamic blacklist and deny the specif ic address on a whitelist while permitting the others
C. Edit the dynamic blacklist to remove the approved addresses
D. Disable the dynamic blacklist and create a static blacklist in its place
【单选题】
When connecting to an external resource,you must change a source IP address to use one IP address from a range of 207.165.201.1 to 207.165.1.30. Which option do you implement ?___
A. dynamic source NAT that uses an IP ad dress as a mapped source
B. static destination NAT that uses a subnet as a real de stination
C. dynamic source NAT that uses a range as a mapped source
D. static destination NAT that uses a subnet as a real source
【单选题】
Refer to the exhibit. 【nat（ins，any）dynamic interface】Which ty pe of NaT is configured on a Cisco ASA？___
A. dynamic NAT
B. source identity NAT
C. dynamic PAT
D. identity twice NAT
【单选题】
Which mitigation technology for web-based threats prevents the removal of confidential data from the network？___
A. CTA
B. DCA
C. AMP
D. DLP
【单选题】
Refer to the exhibit. What is the effect of the given configuration？___
A. It establishes the preshared key for the switch
B. It establishes the preshared key for the firewall.
C. It establishes the preshared key for the Cisco ISE appliance
D. It establishes the preshared key for the router.
【多选题】
What are two major considerations when choosing between a SPAN and a TAP when plementing IPS？___
A. the type of analysis the iS will perform
B. the amount of bandwidth available
C. whether RX and TX signals will use separate ports
D. the way in which media errors will be handled
E. the way in which dropped packets will be handled
【多选题】
What are two direct-to-tower methods for redirecting web traffic to Cisco Cloud Web Security？___
A. third-party proxies
B. Cisco Catalyst platforms
C. Cisco NAC Agent
D. hosted PAC files
E. CiSco ISE
【多选题】
Which three descriptions of RADIUS are true？ ___
A. It uses TCP as its transport protocol.
B. Only the password is encrypted
C. It supports multiple transport protocols
D. It uses UDP as its transport protocol
E. It combines authentication and authorization
F. It separates authentication，authorization，and accounting
【多选题】
Which two configurations can prevent VLAN hopping attack from attackers at VLAN 10？___
A. using switchport trunk native vlan 10 command on trunk ports
B. enabling BPDU guard on all access ports
C. creating VLAN 99 and using switchport trunk native vlan 99 command on trunk ports
D. applying ACl between VLAN
E. using switchport mode access command on all host ports
F. using switchport nonegotiate command on dynamic desirable ports
【多选题】
What are two features of transparent firewall mode ___
A. It conceals the presence of the firewall from attackers
B. It allows some traffic that is blocked in routed mode
C. It enables the aSA to perform as a router.
D. It acts as a routed hop in the network.
E. It is configured by default
【多选题】
Which two models of A sa tend to be used in a data center？___
A. 5555X
B. 5585X
C. ASA service module
D. 5512X
E. 5540
F. 5520
【多选题】
Which two statements about hardware-based encrption are true？___
A. It is widely accessible
B. It is potentially easier to compromise than software-based encryption. It requires minimal configuration
C. It requires minimal configuration
D. It can be implemented without impacting performance
E. It is highly cost-effective
【多选题】
In which two modes can the Cisco We b Security appliance be de ployed？___
A. as a transparent proxy using the Secure Sockets Layer protocol
B. as a transparent proxy using the Web Cache Communication Protocol
C. explicit proxy mode
D. as a transparent proxy using the Hyper Text Transfer Protocol
E. explicit active mode
推荐试题
【单选题】
用DDS-11A电导仪测量溶液的电导率为20μS/cm时，频率应选用（ ）。
A. 低频
B. 高频
C. 高、低频均可
D. 1000Hz以上
【单选题】
使用酸度计测定溶液的pH值，指针达到平衡时间较长，原因是（ ）。
A. 电极断路
B. 电极引出线接触不良
C. 溶液各部分不均匀
D. 电极老化
【单选题】
天然水经混凝处理后，水中的硬度（ ）。
A. 有所降低
B. 有所增加
C. 基本不变
D. 为零
【单选题】
遇到不同类型的树脂混在一起，可利用它们（ ）的不同进行简单分离。
A. 酸碱性
B. 粒度
C. 密度
D. 选择性
【单选题】
测定水的硬度，常选用（ ）作指示剂。
A. 铬黑T
B. 甲基橙
C. 酚酞
D. 氯化亚锡
【单选题】
石英砂滤池反洗操作时，滤层膨胀高度约为滤层高度的（ ）。
A. 25%～50%
B. 5%～10%
C. 5%
D. 10%
【单选题】
浮动床正常运行流速一般控制在（ ） m/h。
A. 5～20
B. 30～50
C. 50～100
D. 20
【单选题】
酸度计用玻璃电极作测定H+离子活度的（ ），甘汞电极作参比电极。
A. 指示电极
B. 参比电极
C. 氧化电极
D. 标准电极
【单选题】
浓酸、浓碱一旦溅到眼睛或皮肤上，首先应采取（ ）的方法进行救护。
A. 稀HCl中和
B. 醋酸清洗
C. 稀NaOH清洗
D. 清水清洗
【单选题】
除盐系统排放的再生废液允许排放的pH值为（ ）。
A. ＜6
B. 6.0～9.0
C. 9～10
D. 大于10
【单选题】
触电人心脏停止跳动时，应采用（ ）法进行抢救。
A. 口对口呼吸
B. 胸外心脏挤压
C. 打强心针
D. 摇臂压胸
【单选题】
需要按照工作票施工的具体项目由（ ）规定。
A. 各电厂自行
B. 网局统一
C. 上级主管局
D. 规程
【单选题】
pNa计的甘汞电极内加的是（ ）KCl溶液。
A. 0.1mol/L
B. 1mol/L
C. 0.01mol/L
D. 饱和
【单选题】
混床再生时，为了获得较好的混脂效果，混脂前，应把混床内的水面降至（ ）。
A. 上部窥视孔中间位置
B. 阴、阳树脂分界面
C. 树脂层表面上100～150mm
D. 树脂层表面不见水
【单选题】
用玻璃电极测定溶液的pH值，原理是玻璃电极的电位与（ ）呈线性关系。
A. 硬度
B. H+浓度
C. 离子含量
D. 浊度
【单选题】
参比电极的KCl溶液内不应有气泡，以防止（ ）。
A. 产生扩散电位
B. 使测定值偏低
C. KCl不饱和
D. 断路
【单选题】
开式循环冷却水系统在运行过程中，应密切监督循环水的（ ）。
A. 碱度
B. 电导率
C. 硬度
D. 浓缩倍率是否超标
【单选题】
直流混凝处理是将混凝剂投加到（ ）。
A. 滤池内
B. 滤池的进水管内
C. 距滤池有一定距离的进水管内
D. 滤池的配水系统
【单选题】
制水设备的气动门，操作用气的压力不应小于（ ） MPa。
A. 0.2
B. 0.6
C. 0.4
D. 0.8
【单选题】
电渗析设备停用时，膜堆应处于（ ）状态。
A. 干燥
B. 湿润
C. 加10%NaCl
D. 加0.5%甲醛
【单选题】
逆流再生除盐设备大反洗后，再生时，再生剂用量要比通常再生多（ ）倍。
【单选题】
循环水加稳定剂处理时，加药方式应（ ）。
A. 必须连续加入
B. 可以间断加入
C. 加到要求的药量后可以停止加药
D. 可以4h加一次
【单选题】
柱塞泵正常运行时，应（ ）换油一次。
A. 每天
B. 10天
C. 每年
D. 每三个月
【单选题】
氯气瓶应涂有暗（ ）色，并写有"液氯"字样的明显标记。
【单选题】
工作票必须由（ ）签发，否则无效。
A. 班长
B. 厂长
C. 工作票签发人
D. 专业工程师
【单选题】
氧气瓶每（ ）年应进行一次225个大气压的水压试验，过期未经水压试验或试验不合格者，不能使用。
【单选题】
不准放在化验室架子上的药品是（ ）。
A. 氯化钠
B. 乙醚
C. 酚酞指示剂
D. 盐酸
【判断题】
型号为001×7的树脂属强酸性苯乙烯，系阳离子交换树脂。（ ）
【判断题】
天然水的碱度主要是由含有HCO3-的盐组成的。（ ）
【判断题】
电厂化学试验中所用硫酸溶液的基本单元一般用1/2H2SO4表示。（ ）
【判断题】
因为阳床出水显酸性，有腐蚀性，所以容器、管道要进行防腐处理。（ ）
【判断题】
甲基橙指示剂在碱性溶液中显黄色。（ ）
【判断题】
一级复床加混床的出水电导率应小于等于0.5μS/cm。（ ）
【判断题】
水中硬度的大小就是指水中Ca2+、Mg2+含量的多少。（ ）
【判断题】
金属原子形成的离子都是阳离子，所以阳离子都是金属原子形成的。（ ）
【判断题】
液态氨变成气态时，要放出大量的热，当耗用氨量较大时，在液态氨瓶出口处容易结冻。（ ）
【判断题】
当强酸、碱溅到皮肤上时，应先用大量清水冲洗，再分别用5mg/L的碳酸氢钠或10～20mg/L的稀醋酸清洗，然后送医院急救。（ ）
【判断题】
溶液呈中性时，溶液里没有H+和OH -。（ ）
