【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?___
A. 2
B. 3
C. 4
D. 5
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A
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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
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【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
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which technology cloud be used on top of an MPLS VPN to add confidentiality ?___
A. IPsec
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Which term is most closely aligned with the basic purpose of a SIEM solution? ___
A. Non-Repudiation
B. Accountability
C. Causality
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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
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【单选题】
Which feature prevents loops by moving a nontrunking port into an errdisable state when a BPDU is received on that port?___
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【单选题】
Which command enables port security to use sticky MAC addresses on a switch?___
A. switchport port-security violation restrict
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When you edit an IPS subsignature, what is the effect on the parent signature and the family of subsignatures?___
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Which type of mechanism does Cisco FirePOWER de ploy to protect ag detected moving across other networks?___
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What action must you take on the ise to blacklist a wired device?___
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Which type of firewall can perform deep packet inspection?___
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Which attack can be prevented by OSPF authentication?___
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【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
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【单选题】
Which SNMPv3 security level provides authentication using HMAC with MD5, but does not use encryption?___
A. authPriv
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【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?___
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【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 ?___
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【单选题】
Refer to the exhibit. 【nat(ins,any)dynamic interface】Which ty pe of NaT is configured on a Cisco ASA?___
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【单选题】
Which mitigation technology for web-based threats prevents the removal of confidential data from the network?___
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【单选题】
Refer to the exhibit. What is the effect of the given configuration?___
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【多选题】
What are two major considerations when choosing between a SPAN and a TAP when plementing IPS?___
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【多选题】
What are two direct-to-tower methods for redirecting web traffic to Cisco Cloud Web Security?___
A. third-party proxies
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C. Cisco NAC Agent
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【多选题】
Which three descriptions of RADIUS are true? ___
A. It uses TCP as its transport protocol.
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【多选题】
Which two configurations can prevent VLAN hopping attack from attackers at VLAN 10?___
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【多选题】
What are two features of transparent firewall mode ___
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【多选题】
Which two models of A sa tend to be used in a data center?___
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【多选题】
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【多选题】
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A. as a transparent proxy using the Secure Sockets Layer protocol
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【单选题】
1.三相刀开关的图形符号与交流接触器的主触点符号是___。
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【单选题】
2.刀开关的文字符号是___。
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【单选题】
3.行程开关的文字符号是___。
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C. SA
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【单选题】
4.交流接触器的文字符号是___。
A. QS
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C. SA
D. KM
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5.熔断器的作用是___。
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B. 过载保护
C. 失压保护
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【单选题】
6.热继电器的作用是___。
A. 短路保护
B. 过载保护
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【单选题】
7.交流接触器的作用是可以___接通和断开负载。
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8.三相异步电动机的启停控制线路由电源开关、熔断器、___、热继电器、按钮等组成。
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D. 漏电保护器
【单选题】
9.三相异步电动机的启停控制线路中需要有___、过载保护和失压保护功能。
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【单选题】
10维修电工以___、安装接线图和平面布置图最为重要。
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B. 电气设备图
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【单选题】
11.熔断器的额定电压应___线路的工作电压。
A. 远大于
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【单选题】
12.对于电阻性负载,熔断器熔体的额定电流___线路的工作电流。
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容积泵正常工作的必备条件有:吸油过程中,___必须和大气相通(易)
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齿轮泵主要用于___(中)
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液压泵能实现吸油和压油,主要是泵的,___(易)
A. 动能
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列不属于消防人员基本防护装备的是___。(难)
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