【单选题】
Which feature of the Cisco Email security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attack？___
A. reputation based filtering
B. signature based IPS
C. contextual analysis
D. graymail management and filtering
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答案
C
解析
暂无解析
相关试题
【单选题】
Which type of social-engineering attack uses normal tele phone service as the attack vector？___
A. smishing
B. dialing
C. phishing
D. vishing
【单选题】
Which quantifiable item should you consider when you organization adopts new technologies？___
A. exploits
B. vulnerability
C. threat
D. Risk
【单选题】
Referencing the ClA model， in which scenario is a hash- only function most appropriate ？___
A. securing data at rest
B. securing real-time traffic
C. securing data in files
D. securing wireless transmissions
【单选题】
Which ports must be open between a aaa server and a microsoft server to permit Active Directory authentications？___
A. 445 and 389
B. 888 and 3389
C. 636 and 4445
D. 363 and 983
【单选题】
Refer to the exhibit for which reason is the tunnel unable to pass traffic___
A. the tunnel is failing to receive traffic from the remote peer
B. the local peer is unable to encrypt the traffic
C. the ip address of the remote peer is incorrect
D. UDP port 500 is blocked
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
How can you protect CDP from reconnaissance attacks？___
A. Enable dynamic ARP inspection on all untrusted ports.
B. Enable dot1x on all ports that are connected to other switches.
C.
D. isable CDP on ports connected to endpoints.
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without ？___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
Which option is a key security compone nt of and MDM deployment ？___
A. using network-specific installer packages
B. using an application tunnel by default
C. using self-signed certificates to validate the server
D. using MS-CHAPv2 as the primary
E. AP method
【单选题】
Which Firepower Management Center feature detects and block exploits and hack attempts？___
A. Content blocker
B. file control
C. intrusion prevention
D. advanced malware protection
【单选题】
hich description of the nonsecret numbers that are used to start a Diffie- Hellman exchange is ture？___
A. They are preconfigured prime integers.
B. They are large pseudorandom numbers.
C. They are very small numbers chosen from a table of known valuses
D. They are numeric values extracted from ha shed system hostnames
【多选题】
Which two characteristics of an application layer firewall are true？___
A. provides stateful firewal functionality
B. has low processor usage
C. provides protection for multiple applications
D. provides rever se proxy services
E. is immune to URL manipulation
【多选题】
Which two devices are components of the BYOD architectural framework？___
A. Nexus 7010 switch
B. Cisco 3945 Router
C. Identify Services Engine
D. Wireless Access oints
E. Prime Infrastructure
【多选题】
Which two actions can a zone based firewall take when looking at traffic？ ___
A. forward
B. inspect
C. drop
D. broadcast
E. filter
【多选题】
n which two situations should you use in-band management？___
A. when management applications need concurrent access to the device
B. when you require administrator access from multiple locations
C. when a network device fails to forward packets
D. when you require ROMMON access
E. when the control plane fails to respond
【多选题】
What are two ways to prevent eavesdropping when you perform device management tasks？___
A. Use an SSH connection.
B. Use SNMPv3
C. Use out-of-band management
D. Use SNMP
E. Use in-band management
【多选题】
Which two features are commonly used CoPP and CPPr to protect the control plane？ ___
A. QoS
B. traffic classification
C. access lists
D. policy maps
E. class maps
F. Cisco Express Forwarding
【多选题】
Which four tunne ling prot ocols are enabled in the Dfit GrpPolicy group policy ？___
A. Clientless SSL VPN
B. SSL VPN Client
C. PPTP
D. L2TP/IPsec
E. IPsec IKEv1
F. IPsec IKEv2
【多选题】
Which two statements regarding the aSA VPN configurations are correct？___
A. The asa has a certificate issued by an external certificate authority associated to the ASDM TrustPoint1
B. The Default WEBVPNGroup Connection Profile is using the aaa with RADIUS server method
C. The Inside-srvbook mark references the https://192.168.1.2url
D. Only Clientless SSL VPN access is allowed with the Sales group policy
E. Any Connect， IPSec IKEv1， and IPSec IKEv2 VPN access is enabled on the outside interface
F. The Inside -SRV bookmark has not been applied to the Sales group policy
【多选题】
Which three ESP fields can be encrypted during transmission？___
A. Security Parameter Index
B. Sequence Number
C. MAC Address
D. Padding
E. Pad length
F. Next Header
【多选题】
.Which three statements de scribe DHCP spoofing attacks？___
A. They can modify traffic in transit.
B. They are used to perform man- in-the-middle attacks
C. They use ARP poisoning
D. They can access most network devices
E. They protect the ide ntity of the attacker by masking the DHCP address.
F. They are can physically modify the network gateway.
【多选题】
Which statement about the communication between interfaces on the same security level is true？___
A. Interfaces on the same security level require additional configuration to permit interinterface communication
B. Configuring interfaces on the same security level can cause asymmetric routing
C. All traffic is allowed by default between interfaces on the same security level
D. You can configure only one interface on a n individual security level
【多选题】
In which two situations should you use in band management？ ___
A. when the control plane fails to respond
B. when you require administrator access from multiple locations
C. when you require ROMMON access.
D. where a network device fails to forward packets
E. when multiple ma nagement applications need concument access to the device.
【多选题】
Which two features are supported in a VRF-aware softwar infrastructure before VRF-lite?___
A. multicast
B. fair queuing
C. WCCP
D.
E. IGRP
【多选题】
.Which loS command do you enter to test authentication again a AAA server？___
A. dialer aaa suffix <suffix> password <password>
B. ppp authentication chap pap test
C. test aaa-server authentication dialer group user name <user> password <password>
D. aaa authentication enable default test group tacases
【多选题】
Which two statements about the self zone on a cisco Xone based policy firewall are true？___
A. Multiple interfaces can be assigned to the self zone
B. it supports stateful inspections for multicast traffic
C. zone pairs that include the self zone apply to traffic transiting the device.
D. it can be either the source zone or the destination zone
E. traffic entering the self zone must match a rule
【多选题】
Which type of attack can exploit design flaws in the implementation of an application without ？___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
Which type of firewall can server as the interme diary between a client and a server ?___
A. Stateless firewall
B. application firewall
C. proxy firewall
D. personal firewall
【单选题】
What is the highest security level that can be configured for an interface on an ASA？___
A. 0
B. 50
C. 10
D. 200
【单选题】
Which term refers to the electromagnetic interference that can radiate from network cables？___
A. Gaussian distributions
B. Doppler waves
C. emanations
D. multimode distortion
【单选题】
How does a zone pair handle traffic if the policy de fination of the zone pair is missing?___
A. It inspects all traffic.
B. It drops all traffic.
C. It permits all traffic wihtout logging
D. It permits and logs all traffic
【单选题】
default how does a zone based firewall handle traffic to add from the self zone？___
A. It permits all traffic without inspection
B. It inspects all traffic to determine how it is handled
C. It permits all traffic after inspection
D. It frops all traffic
【单选题】
Which command should beused to ena ble AAA Authentication to determine if a user can access the privilege command level？___
A. aaa authentication enable local
B. aaa authentication enable level=
C. aaa authentication enable method de fault
D. aaa authentication enable defa ult local
【单选题】
On an ASA， the policy indicates that traffic should not be translated is often referred to as which of the following？___
A. NAT zero
B. NAT forward
C. NAT nul
D. NAT allow
【单选题】
Which protocol offers data Integrity encryption， authentication， and anti-replay functions for IPSec VPN？___
A. ESP protocol
B. IKEv3 Protocol
C. AH protoco
D. IKEv1 Protocol
【单选题】
Which component offers a variety of security Solution， including firwall， IF Antivirus and antiphishing features？___
A. Cisco loS router
B. Cisco ASA 5500 Ser ies security appliance
C. Cisco ASA 5500 X series Next Gen Security appliance
D. Cisco 4200 series IPS appliance
【单选题】
Refer to the exhibit， A Network Secur ity administrator check the ASa firewall NAT policy table rith show nat command， which statement is fails？___
A. There are only reverse translation matches for the REAL SERvER object
B. First policy in the Section 1 is a dynamic nat entry defined in the object configuration
C. NAT policy in section 2 is static entry de fined in the object configuration
D. Translation in Section 3 used when a connection does not matches any entries in first two sections
【单选题】
What is true of an aSa in transparent mode ?___
A. It supports OSPF
B. It requires an IP address for each interface
C. It requires a management IP address
D. It allows the use of dynamic NaT
【单选题】
What is the effect of the ip scp server enable command？___
A. It references an access list that allows specific SCP servers
B. It allows the router to initiate requests to an SCP server
C. It allows the router to become an SCP server
D. It adds SCP to the list of allowed copy functions
【单选题】
How can you mitigate attacks in which the attacker attaches more than one vLan tag to a packet？___
A. Assign an access VLAN to every active port on the switch
B. Disable Ether Channel on the switch
C. Explicitly identity each VLAN allowed across the trunk
D.
E. nable transparent VTP on the switch
推荐试题
【多选题】
出库前列车无法激活时，电压表电压显示0 V，需要检查的范围是：___。
A. 检查操纵端A车微型断路器=32-F05是否闭合
B. 检查非操纵端A车微型断路器=32-F05是否闭合
C. 检查非操纵端的=72-S101是否处于中间位
D. 检查两端的=32-Q01是否被取出
【多选题】
整列车蓄电池激活不了___。
A. 查看电压表电压是否大于104V；
B. 检查激活端的（列车激活旋钮开关）闭合后电压能否保持
C. 检查非激活端的=72-S101（列车激活旋钮开关）是否处于中间位
D. 检查紧急按钮是否按下。
【多选题】
司机台开锁后显示屏没有显示___。
A. 确认另一单元司机室没人占用
B. 可以进行分、合主控钥匙的复位操作
C. 检查本端的自动开关=41-F104
D. 检查本端的自动开关=22-F101
【多选题】
司机台开锁后受电弓无法升起___。
A. 检查气压表白色指针是否压力足够
B. 检查两端司机室的紧急按钮是否被按下
C. 检查=21-F101（受电弓控制）是否跳闸
D. 检查气压表红色指针是否压力足够
【多选题】
一个单元无法升弓___。
A. 检查对应的旋钮21-S105是否在正常位
B. 检查故障受电弓升弓风缸压力是否足够
C. 检查对应车紧急按钮是否按下
D. 检查相应车紧剔按钮是否按下
【多选题】
当蓄电池电压<104v, 主风缸风压4.5bar无电有气的升弓方法___
A. 到B车升弓柜，用方孔钥匙打开柜门。
B. 将两位三通阀旋钮打至垂直位置，该端受电弓升起。
C. 司机按压司机室继电器柜中的=31-S104（充电机应急启动）至蓄电池电压104V后，(期间可尝试激活蓄电池)合=72-S101，激活列车。
D. 司机按压受电弓“升弓”按钮，受电弓保持升起。
E. 将两位三通阀旋钮打至横向位，锁闭好柜门。
【多选题】
升、降弓之前必须先（），降弓之前，必须（），在没有降弓之前禁止下车底作业。___（摘自三月检规程）
A. 打开所有负载
B. 鸣笛
C. 关闭所有负载
D. 设置铁鞋
E. 挂接地线
【多选题】
当TC1车司机室为激活司机室，同时向前列车线得电，此时___。
A. TCMS向MP1、M1车发送“正转”指令
B. TCMS向MP2、M2车发送“正转”指令
C. TCMS向MP1、M1车发送“反转”指令
D. TCMS向MP2、M2车发送“反转”指令
【多选题】
运行中HSCB闭合、断开指示灯不亮（按73-S105确认指示灯正常），应采取的检查处理方案是：___。
A. 在站内重新合HSCB，如故障消除继续运行
B. 如重新合闸故障仍未消除维持运行到终点站，检查相应B车21-F302、21-F202的状态
C. 在复位无效的情况下，如一个HSCB无法闭合，继续运营，如超过一个HSCB无法闭合退出服务
D. 重新激活列车
【多选题】
无法闭合，需要检查的范围有___。
A. 检查Mp车=21-F203状态
B. 检查操纵端Tc车=21-F101的状态
C. 检查Mp车=21-F203状态
D. 重新闭合HSCB
【多选题】
运行中出现整列车左侧门打不开故障时，可能进行的判断处理包括___。
A. 按试灯按钮检查指示灯状态
B. =81-F111是否跳闸
C. 重新操作开门按钮
D. 切除ATP后开门
E. =81-F101是否跳闸
【多选题】
车辆HMI屏黑屏故障处理方法对的为___。
A. 检查=41-F104是否跳闸
B. 检查=22-F101是否跳闸
C. 检查=22-F104是否跳闸
D. 检查=41-F101是否跳闸
【多选题】
下列关于辅助电路系统特点描述正确的是___ 。
A. 列车辅助电源包括DC110V和3AC380V50Hz。
B. 每个单元都装有一台额定容量足够大的辅助逆变器。
C. 每个单元的AC 负载都可以通过M1车上交叉接触器连到本单元辅助逆变器上。
D. 一台充电机故障所在车的蓄电池会放电，但列车110V供电正常。
E. 每车都装有从DC/AC 逆变器输出的方便插座AC220V电源
【多选题】
在列车受电的状态下，任何人不得接触___。
A. 列车高压回路
B. 列车辅助电源回路
C. 蓄电池充电回路及蓄电池单体
D. 110V控制回路
E. 特别是1500V高压回路。
