【单选题】
Long before I ever went there, Africa was alive in my ___.
A. image
B. imaginary
C. imaginative
D. imagination
查看试卷，进入试卷练习
微信扫一扫，开始刷题
相关试题
【单选题】
As a member of the International Olympic Committee her fares and hotel ___ were paid by the IOC.
A. fees
B. allowances
C. expenses
D. money
【单选题】
If they were captured they wished to die, believing that they would go to ___.
A. parasite
B. paradise
C. paraphrase
D. paralyze
【单选题】
Have you ever read Jane Austin's ___ novel Pride and Prejudice?
A. classical
B. class
C. classified
D. classic
【单选题】
She says that being with a ___ mate, one will naturally forget all the worries.
A. heart
B. spirit
C. soul
D. brain
【单选题】
For teenagers, pregnancies, alcoholism, drugs and ___ are all part of the same sad resume.
A. dropouts
B. drop-in
C. drop-off
D. drop-by
【单选题】
The teacher required that no books ___ all over the place in the study.
A. are scattered
B. be scattered
C. were scattered
D. have scattered
【单选题】
Herbs have been used for centuries to endow a whole range of foods ___ subtle flavors.
A. for
B. in
C. with
D. by
【单选题】
He ___receive two specific compliments than twenty vague generalities.
A. should rather
B. would rather
C. would better
D. had rather
【单选题】
Orlando, a city in Florida, ___ for its main attraction, Magic Kingdom.
A. which is well known
B. is well known
C. well known
D. being well known
【单选题】
Jim is sorry ___ so impolite to your guest last Saturday.
A. to be
B. having been
C. being
D. to have been
【单选题】
在世界战争史上第一次被人们称作“信息战争”的战例是()。
A. 第四次中东战争
B. 科索沃战争
C. 海湾战争
D. 阿富汗战争
【单选题】
未来战争能否取得胜利,最终的决定性因素是()。
A. 武器
B. 参战国的国际地位
C. 人
D. 作战的理论与方法
【单选题】
信息化战争战场空间广阔的特征表现在()。
A. 陆地和海
B. 海洋和空中
C. 陆地海洋空中的三维空间
D. 陆海空天电多维空间
【单选题】
()是冷战结束后规模最大参战国最多现代化程度最高的一场局部战争。
A. 海湾战争
B. 伊拉克战争
C. 阿富汗战争
D. 科索沃战争
【单选题】
下列对20世纪90年代初的“海湾战争”表述正确的是()。
A. 拉开了信息化战争时代的序幕
B. 是全面信息化战争的雏形
C. 使信息化战争达到鼎盛时期
D. 是信息化战争全面形成的标志
【单选题】
信息化战争全面形成的标志是()
A. 大量信息技术在战争中的使
B. 高技术局部战争的发生
C. 海湾战争的爆发
D. 地面部队的数字化和作战行动方式的非线式一体化
【单选题】
集指挥控制通信计算机情报监视和侦查于一体的()系统是信息化战场上军队行动的“大脑和中枢神经”。
A. 指挥控制
B. 后勤保障
C. 参谋策划
D. 协调联系
【单选题】
随着大量高技术武器装备使用于战场,产生了许多新的作战形式,下面不属于新的作战形式的是()。
A. 自然战
B. 软杀战
C. 运动战
D. 电子战
【单选题】
在信息化战争中夺取战场主动权的关键是()。
A. 制陆权
B. 制空权
C. 制天权
D. 制信息权
【单选题】
信息化战争的作战指挥控制结构为()状的网络结构。
【单选题】
信息技术革命改变了战争所依赖的()基础,促使武器装备发生质的变化。
【单选题】
不断更新的()是信息化战争形成的先导。
A. 作战理论
B. 武器装备
C. 人员质量
D. 信息技术
【单选题】
第三次中东战争中,()以电子——火力交战方式显示军事优势。
A. 以色列
B. 伊拉克
C. 巴勒斯坦
D. 伊朗
【单选题】
全面信息化战争的雏形是()战争。
A. 阿富汗
B. 伊拉克
C. 海湾
D. 科索沃
【单选题】
对于信息化战争在打击目标的控制上,下列不属于主要打击目标是()。
A. 储备物资
B. 重要军事设施
C. 重兵集团
D. 指挥控制枢纽
【单选题】
在信息化战争中,对战争的控制除政治因素外,关键在于()的高技术化。
A. 人员配备
B. 武器装备
C. 作战理论
D. 军事技术
【单选题】
高技术武器能够通过对()重要目标的打击,直接达成战略目的。
A. 纵深
B. 横向
C. 扁平
D. 阵地前沿
【单选题】
下列哪个不是“海湾战争”体现出来的主要特点()。
A. 机械化武器大大提高了作战能力。
B. 战场向大纵深高度立体化方向发展
C. 空中力量发挥了决定性作用
D. 电子战成为战争的核心,对战争进程和结果产生重要影响
【单选题】
下列叙述正确的()。
A. 信息化战争是一个关于战争形态发展的现实概念
B. 信息化战争是一个关于战争形态发展的虚拟概念
C. 两次世界大战之后,世界局部范围的武装冲突很少有发生
D. 两次世界大战之后,全局范围的武装冲突从未间断
【单选题】
美国在1986年4月5日对利比亚采取()式的空袭作战方式,使美军在极短时间达到作战目的。
A. 瘫痪
B. 点
C. 软杀伤
D. 外科手术
【单选题】
使用导弹航空兵舰艇炮兵激光粒子束等多种火力,摧毁敌方指挥中心通信枢纽交通要道机场港口导弹基地后方仓库等重要军事目标以及打击敌方重兵集团等的作战形式是()。
A. 软杀战
B. 自然战
C. 太空战
D. 火力战
【单选题】
一场以()为核心的新军事变革引起了军事领域的深刻变革。
A. 信息技术
B. 电子技
C. 电磁技术
D. 人员素质
【单选题】
()机制是把民用科技支前潜力迅速转化为战场上现实战斗力的运行方式。
A. 军地协调
B. 平战转换
C. 激励补
D. 监督约束
【单选题】
科索沃战争的以大规模的()为最主要的作战方式。
A. 地面攻击
B. 空袭
C. 坦克战
D. 导弹攻击
【单选题】
美军在伊拉克战争中的奇招是把第一个()师投入战场。
A. 数字化
B. 信息化
C. 小型化
D. 机械化
【单选题】
数字化的轻型武装侦察直升机广泛采用高技术航空()设备
【单选题】
下列哪项不是战争可控性强的表现()。
A. 能有效控制作战人员
B. 能有效控制打击的目标
C. 能有效控制战争的规模
D. 能有效控制战争的进程
【单选题】
下列()战争是在核威慑下的20世纪最经典的高技术局部战争。
A. 海湾战争
B. 科索沃战争
C. 阿富汗战争
D. 伊拉克战争
【单选题】
在下列()战争中首次使用了 B-2隐形轰炸机。
A. 海湾战争
B. 科索沃战争
C. 阿富汗战争
D. 伊拉克战争
推荐试题
【多选题】
choose five___
A. MD5————————inserure
B. DES————————insercure
C. SDES———————legacy
D. SHA-1———————legacy
E. HMAC-MD5—————legacy
【多选题】
Which two characteristics of symmetric encryption are true？___
A. It uses digital certificates
B. It requires more resources than asymmetric ancryption
C. It uses the same key to enctypt and decrupt traffic
D. It uses a public key and a pricate key to encrypt and decrypt traffic.
E. It is faster than asymmetric encryption
【多选题】
which two characteristics of PVLAN are true？___
A. Promiscuous porta can communicate with PVLAN ports.
B. Isolated ports cannot communicate with other ports on the same VLAN
C. Community ports have to be a part of the trunk.
D. They require VTP to be enabled in server mode
E. PVLAN ports can be configured as Ether Channel ports
【多选题】
What are two options for running Cisco SDM?___
A. Running SDM from a mobile device
B. Running SDM from within CiscoWorks
C. Running SDM from a router's flash
D. Running SDM from the Cisco web porta
E. Running SDM from a PC
【多选题】
Which two options are the primary deployment modeles for mobile device management？___
A. multisite
B. cloud-based
C. on premises
D. hybrid cloud basedo
E. single site
【多选题】
Drag the recommendation on the left to the Cryptographic algorithms on the right， Options will be used more than once.___
A. Avoid——————————————DES，MD5
B. Legacy——————————————SDES，SHA1，HMAC-MD5
【多选题】
Which two are valid types of vLans using PVLANS ?___
A. Community VLAN
B. Backup VLAN
C. Secondary VLAN
D. Isolated VLAN
E. Isolated VLAN
【多选题】
Which two commands are used to implement Resilient lOS Configuration ___
A. Secure boot-config
B. copy running-config tftp
C. copy flash:ios bin tftp
D. copy running-config startup-config
E. secure boot-image
【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
【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
