【单选题】
What' s the technology that you can use to prevent non malicious program to runin the computer that is disconnected from the network?___
A. Firewall
B. Sofware Antivirus
C. Network IPS
D. Host IPS
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答案
D
解析
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相关试题
【单选题】
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
【单选题】
Which product can be used to provide application layer protection for tcp port 25 traffic?___
A. ESA
B. CWS
C. WSA
D. ASA
【单选题】
which iPS mode is less secure than other options but allows optimal network through put ?___
A. inline mode
B. inline-bypass mode
C. transparent mode
D. Promiscuous mode
【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
【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
推荐试题
【单选题】
辙叉轮缘槽检查时标准宽度为()mm,容许误差为+3、-1mm。 ___
A. 50
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【单选题】
辙叉护轨平直段轮缘槽检查时标准宽度为()mm,容许误差为+3、-1mm。 ___
A. 40
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【单选题】
尖轨非工作边与基本轨工作边的最小距离为()mm,容许误差为-2mm。 ___
A. 50
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【单选题】
护轨轮缘槽和辙叉轮缘槽宽度之和应不小于( )mm。 ___
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【单选题】
钢轨伤损分为()三类。 ___
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C. 微伤、重伤和折断
D. 中伤、重伤和折断
【单选题】
辙叉伤损分()两类。 ___
A. 轻伤和折断
B. 微伤和重伤
C. 轻伤和重伤
D. 轻伤和折断
【单选题】
侧面磨耗在钢轨踏面(按标准断面)下()mm处测量。 ___
A. 10
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【单选题】
钢轨顶面擦伤深度超过()mm为钢轨重伤 ___
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【单选题】
钢轨顶面上有长大于()mm,深大于10mm的掉块为钢轨折断标准之一。 ___
A. 70
B. 60
C. 50
D. 40
【单选题】
轨头下颏透锈长度超过()mm为钢轨重伤标准之一。 ___
A. 30
B. 40
C. 50
D. 60
【单选题】
轨头下颏透锈长度不超过()mm为钢轨轻伤标准之一 ___
A. 15
B. 20
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【单选题】
轨端或轨顶面剥落掉块,其长度超过()mm,深度超过()mm,为钢轨轻伤。 ___
A. 30 4
B. 15 4
C. 30 8
D. 15 8
【单选题】
轨端或轨顶面剥落掉块,其长度超过()mm,深度超过()mm,为钢轨重伤标准之一。 ___
A. 30 4
B. 15 4
C. 30 8
D. 15 8
【单选题】
高锰钢整铸辙叉轻伤标准为辙叉心宽40mm断面处,辙叉心垂直磨耗(不含翼轨加高部分),50kg/m及以下钢轨,在正线上超过()mm断面。 ___
A. 0.3
B. 0.4
C. 0.5
D. 0.6
【单选题】
辙叉心、辙叉翼轨面剥落掉块,长度超过()mm,深度超过()mm,为高锰钢整铸辙叉轻伤标准。 ___
A. 10 5
B. 10 3
C. 15 5
D. 15 3
【单选题】
辙叉心、辙叉翼轨面剥落掉块,长度超过()mm,深度超过()mm,为高锰钢整铸辙叉重伤标准。 ___
A. 30 6
B. 30 3
C. 15 6
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【单选题】
基本轨垂直磨耗,60kg/m及以上钢轨,在正线、试车线上超过()mm,在其他线上超过()mm,应及时修理或更换。 ___
A. 8 12
B. 8 11
C. 10 12
D. 10 11
【单选题】
基本轨垂直磨耗,50kg/m及以下钢轨,在正线、试车线上超过()mm,在其他线上超过()mm,应及时修理或更换。 ___
A. 8 12
B. 8 10
C. 6 10
D. 6 12
【单选题】
滑床板损坏、变形或滑床台磨耗大于()mm,应及时修理或更换。 ___
A. 8
B. 6
C. 4
D. 3
【单选题】
尖轨尖至第一牵引点(分动外锁闭)或者连接杆(联动内锁闭)处,尖轨侧面磨耗达到()mm,可有计划进行更换。 ___
A. 8
B. 6
C. 4
D. 2
【单选题】
第一牵引点(分动外锁闭)或者连接杆(联动内锁闭)之后,尖轨侧面磨耗达到()mm,可有计划进行更换。 ___
A. 8
B. 7
C. 6
D. 5
【单选题】
巡查时应严格执行工务中心编制的巡查图巡查(如遇作业令冲突时,以作业令为主进行适当调整),以( )左右的速度全面查看道岔,重点部位应细查慢看。 ___
A. 5
B. 4
C. 3
D. 2
【单选题】
处理高低及水平的方法根据高程误差的大小而不同,误差在( )以内,采用垫板作业的方式。 ___
A. 20mm
B. 30mm
C. 40mm
D. 50mm
【单选题】
当起道量超过( )时,必须申报供电系统的接触网部门予以配合。 ___
A. 20mm
B. 30mm
C. 40mm
D. 50mm
【单选题】
坡度值用每( )m的水平距离与线路升高或降低的数值之比的千分率来表示。 ___
A. 3000
B. 2000
C. 1000
D. 500
【单选题】
隧道内折返线和存车线,既要保持隧道内最小的排水坡度,又需满足停放车辆和检修作业的要求,一般选取( )。 ___
A. 10‰
B. 20‰
C. 30‰
D. 40‰
【单选题】
坡段与坡段相连,规范规定,相邻两坡段的坡度值,二者代数差大于等于( )偏时,必须在变坡点设置竖曲线。 ___
A. 2000
B. 3000
C. 4000
D. 5000
【单选题】
竖曲线半径,一般情况下区间内为( )m。 ___
A. 2000
B. 3000
C. 4000
D. 5000
【单选题】
竖曲线半径困难地段为( )m。 ___
A. 1000
B. 2000
C. 3000
D. 4000
【单选题】
竖曲线半径站端为( )m。 ___
A. 2000
B. 3000
C. 4000
D. 5000
【单选题】
竖曲线半径辅助线为( )m。 ___
A. 2000
B. 3000
C. 4000
D. 5000
【单选题】
车站站台计算长度内和道岔范围内( )竖曲线。 ___
A. 不得设置
B. 可设置一条
C. 可设置两条
D. 可设置三条
【单选题】
竖曲线离开道岔端部的距离不应小于( )。 ___
A. 2m
B. 3m
C. 4m
D. 5m
【单选题】
凡相邻坡段的坡度代数差大于( )时,须设置竖曲线。 ___
A. 1‰
B. 2‰
C. 3‰
D. 4‰
【单选题】
每20m竖曲线长度的变坡率,凸形应不大于( )。 ___
A. 1‰
B. 2‰
C. 3‰
D. 4‰
【单选题】
每20m竖曲线长度的变坡率,凹形应不大于( )。 ___
A. 0.5‰
B. 1‰
C. 1.5‰
D. 2‰
【单选题】
采用圆曲线形竖曲线时,凡相邻坡段的坡度代数差大于( )时,须设置竖曲线。 ___
A. 3‰
B. 4‰
C. 5‰
D. 6‰
【单选题】
竖曲线半径应根据运营条件采用( )m。 ___
A. 5000-10000
B. 4000-10000
C. 3000-10000
D. 2000-10000
【单选题】
竖曲线半径应根据运营条件采用2000-10000m;困难条件下不小于( )m。 ___
A. 0.4
B. 0.5
C. 0.6
D. 0.7
【单选题】
圆形隧道内径为( ),由6块钢筋混凝土管片装配成环。 ___
A. 4.5m
B. 5.0m
C. 5.5m
D. 6.0m