首页 > 题库 > 820-605

Cisco大师820-605考试辅导资料及试题解析，Cisco客户成功经理 | 思博网络

请有效准备以迎接Cisco CSM v2.0的发布。820-605通过我们的全面练习测试和学习资料来备考。这项为期90分钟的考试属于客户成功经理认证的一部分，旨在评估您在开发并整合解决方案、识别实施障碍、运用相关框架以及解读客户使用数据方面的能力。我们的练习测试涵盖了各种历年真题和答案，包括示例题和模拟考试，以模拟真实的考试环境。您可以免费获取这些测试资源，以便更好地备考。丢弃/销毁为了帮助您更好地进行考试练习。请使用我们的工具吧。在线这些历年真题和模拟考试系统为学习者提供了动态的学习体验。凭借准确的答案、全面的备考资料，你将能够充分准备，从而展示出自己在引导客户续约以及创造新的销售机会方面的专业能力。

问题 #1

What will an EIGRP router do if the successor route fails and there is no feasible successor?

A. EIGRP will mark the route as passive until a new successor route is determined.

B. EIGRP will redistribute routes into RIP or OSPF.

C. EIGRP will query neighboring routers until a new successor route is determined.

D. EIGRP will forward traffic to the neighbor with the lowest administrative distance.

正确答案：C

问题 #2

Which of the following statements are TRUE regarding the following output? (Choose all that apply.)

A. There are four default routes on this router.

B. There are four physically connected interfaces on this router.

C. This router is running EIGRP.

D. The metric for the routes learned via a routing protocol is 90.

E. A packet for the 192.168.52.0 network will be load-balanced across two paths.

正确答案：CE

问题 #3

Which media access control method is used by Ethernet technology to minimize collisions in the network?

A. CSMA/CD

B. token passing

C. back-on algorithm

D. full-duplex

正确答案：A

问题 #4

Which of the following values will be used by a router to make a routing decision when two routes have been learned from OSPF?

A. cost

B. administrative distance

C. composite metric

D. hop count

正确答案：A

问题 #5

You are configuring a serial link between a Cisco router and a router produced by another vendor. What would be the advantages of using Point to Point Protocol (PPP) over High Level Data Link Control (HDLC) in this scenario?

A. HDLC has a proprietary "type" field that may be incompatible with equipment from other vendors.

B. HDLC is not available on non-Cisco routers.

C. PPP is faster.

D. PPP performs error checking.

正确答案：A

问题 #6

You are planning the configuration of an IPsec-protected connection between two routers. You are concerned only with the integrity of the data that passes between the routers. You are less concerned with the confidentiality of the data, and you would like to minimize the effect of IPsec on the data throughput. Which protocol option should you choose?

A. Authentication Header (AH) in tunnel mode

B. Authentication Header (AH) in transport mode

C. Encapsulating Security Payload (ESP) in tunnel mode

D. Encapsulating Security Payload (ESP) in transport mode

正确答案：A

问题 #7

Why is it recommended to use Spanning Tree Protocol (STP) in Local Area Networks (LANs) with redundant paths?

A. To prevent loops

B. To manage VLANs

C. To load balance across different paths

D. To prevent forwarding of unnecessary broadcast traffic on trunk links

正确答案：A

问题 #8

Which of the following statements best describes the result of issuing the command standby 44 timers 3 1 on an HSRP router?

A. The holdtime will be set to a value of 3, and the hellotime will be set to a value of 1.

B. The status of the standby router will be displayed as unknown expired.

C. The role of active router will be passed repeatedly from one router to another.

D. The router will be configured to reassume the role of active router in the event that the router fails and is subsequently restarted.

正确答案：C

问题 #9

You have executed the following commands on switch55: What is the result of executing the given commands? (Choose two.)

A. Only the listed RADIUS server is used for authentication

B. 802.1X authentication is enabled on the Fa0/1 interface only

C. The key for the RADIUS server is firstKey111

D. AAA is not enabled on the switch

正确答案：AC

问题 #10

Multiple routes to a destination already exist from various routing protocols. Which of the following values is used FIRST to select the route that is inserted into the route table?

A. composite metric

B. administrative distance

C. prefix length

D. hop count

正确答案：B

问题 #11

What are the three types of Internet Protocol version 6 (IPv6) addresses? (Choose three.)

A. Unicast

B. Broadcast

C. Dual-cast

D. Anycast

E. Multicast

正确答案：ADE

问题 #12

Examine the output of the show ip route command below: Which of the following statements is FALSE?

A. The route to 30.30.30.30 uses a cost of 21

B. The command ip route 192.168.2.0 255.255.255.0 172.16.14.2 200 will replace the current route to 192.168.2.0/24

C. The route to 192.168.2.0/24 uses the default administrative distance

D. Traffic will be load balanced across two routes to 30.30.30.30

正确答案：B

问题 #13

You are the network administrator for your company. You recently configured Cisco Discovery Protocol (CDP) in the network. You want to view output regarding all of the neighboring devices discovered by CDP. This information should include network address, enabled protocols, and hold time. Which Cisco Internetwork Operating System (IOS) command would allow you to accomplish this task?

A. show cdp

B. show cdp entry

C. show cdp neighbor entries

D. show cdp neighbors detail

正确答案：D

问题 #14

What is the possible IP range that can be assigned to hosts on a subnet that includes the address 192.168.144.34/29?

A. 192.168.144.32 - 192.168.144.63

B. 192.168.144.33 - 192.168.144.38

C. 192.168.144.33 - 192.168.144.48

D. 192.168.144.28 - 192.168.144.40

正确答案：B

问题 #15

Which prompt indicates the configuration mode at which Cisco IOS debug commands can be issued?

A. router>

B. router#

C. router(config)#

D. router(config-if)#

正确答案：B

问题 #16

Which is the shortest possible notation of the following Internet Protocol version 6 (IPv6) address? 2001:0DB8:0000:0001:0000:0000:0000:F00D

A. 2001:DB8::1::F00D

B. 2001:DB8:0:1::F00D

C. 2001:DB8:0:1:0:0:0:F00D

D. 2001:0DB8:0:1::F00D

正确答案：B

问题 #17

If a routing table contains multiple routes for the same destination, which were inserted by the following methods, which route will the router use to reach the destination network?

A. The route inserted by RIP

B. The route inserted by OSPF

C. The route inserted by BGP

D. The route configured as a static route

正确答案：D

问题 #18

A device has an address of 192.168.144.21 and a mask of 255.255.255.240. What will be the broadcast address for the subnet to which this device is attached?

A. 192.168.144.23

B. 192.168.144.28

C. 192.168.144.31

D. 192.168.144.32

正确答案：C

问题 #19

Based on the command output below, which of the interfaces on Router1 are trunk ports?

A. Fa0/1

B. Fa0/2

C. Fa0/3

D. Fa0/5

正确答案：A

问题 #20

You are the network administrator for your company. Your company has opened a new site in London. The Chief Technical Officer (CTO) of the company wants to implement a routing protocol that can provide the following features: Supports multiple large networks Does not require a hierarchical physical topology Supports VLSM Provides loop prevention and fast convergence Provides load balancing over un-equal cost links Which routing protocol should be implemented in the new site?

A. Enhanced Interior Gateway Routing Protocol (EIGRP)

B. Open Shortest Path First (OSPF)

C. Interior Gateway Routing Protocol (IGRP)

D. Routing Information Protocol version 2 (RIPv2)

正确答案：A

问题 #21

You want to encrypt and transmit data between peer routers with high confidentiality. Which protocol option should you choose?

A. Authentication Header (AH) in tunnel mode

B. Authentication Header (AH) in transport mode

C. Encapsulating Security Payload (ESP) in tunnel mode

D. Encapsulating Security Payload (ESP) in transport mode

正确答案：C

问题 #22

You have connected two routers in a lab using a Data Terminal Equipment (DTE)-to-Data Circuit-terminating Equipment (DCE) cable. Which command must be issued on the DCE end for the connection to function?

A. bandwidth

B. no clock rate

C. clock rate

D. no bandwidth

正确答案：C

问题 #23

You have a router that is not syncing with its configured time source. Which of the following is NOT a potential reason for this problem?

A. The reported stratum of the time source is 12

B. The IP address configured for the time source is incorrect

C. NTP authentication is failing

D. There is an access list that blocks port 123

正确答案：A

问题 #24

You need to manually assign IPv6 addresses to the interfaces on an IPv6-enabled router. While assigning addresses, you need to ensure that the addresses participate in neighbor discovery and in stateless auto-configuration process on a physical link. Which of the following addresses can be assigned to the interfaces?

A. FEC0:0:0:1::1/64

B. FE80::260:3EFF:FE11:6770/10

C. 2001:0410:0:1:0:0:0:1/64

D. 2002:500E:2301:1:20D:BDFF:FE99:F559/64

正确答案：B

问题 #25

You are purchasing a device to upgrade your network. You need to determine the type of device required, as well as the number and type of required interfaces. The device will host three LAN subnets and a T1 Internet connection. Which of the following device and interface combinations will support this requirement without providing any unnecessary interfaces or using subinterfaces?

A. a switch with one Ethernet interface and three serial interfaces

B. a router with one serial interface and three Ethernet interfaces

C. a router with one serial interface and one Ethernet interface

D. a switch with one modem and three serial interfaces

正确答案：B

问题 #26

Refer to the following configuration on a Cisco router to allow Telnet access to remote users: Router(config)#line vty 0 2 Router(config-line)#login Router(config-line)#password guest How many users can Telnet into this router at the same time?

A. 0

B. 1

C. 2

D. 3

E. 5

正确答案：D

问题 #27

Examine the partial output from two adjacent routers: Which of the following statements describes why the two routers are NOT forming an OSPF neighbor adjacency?

A. The process IDs do not match

B. The router IDs are misconfigured

C. The distance is misconfigured

D. The reference bandwidth does not match

正确答案：B

问题 #28

What is the purpose of using the show arp command?

A. To view the ARP statistics only for a particular interface

B. To view details regarding neighboring devices discovered by ARP

C. To view global ARP information such as timer and hold time

D. To view the Address Resolution Protocol (ARP) cache

正确答案：D

问题 #29

You have been asked to troubleshoot the NTP configuration of a router named R70. After executing the show run command, you receive the following partial output of the command that shows the configuration relevant to NTP: clock timezone PST -8 clock summer-time PDT recurring ntp update-calendar ntp server 192.168.13.57 ntp server 192.168.11.58 interface Ethernet 0/0 ntp broadcast Based on this output, which of the following statements is true?

A. the time zone is set to 8 hours less than Pacific Standard time

B. the router will listen for NTP broadcasts on interface E0/0

C. the router will send NTP broadcasts on interface E0/0

D. the router will periodically update its software clock

正确答案：C

问题 #30

You are the network administrator for your company. The Chief Technical Officer of the company is looking for a routing solution that satisfies the following requirements: No routing protocol advertisements Increased network security No routing protocol overhead Not concerned about fault tolerance Which of the following routing techniques matches the criteria?

A. Dynamic routing

B. Hybrid routing

C. Static routing

D. Public routing

正确答案：C

问题 #31

Which WAN switching technology is used with ISDN?

A. packet switching

B. virtual switching

C. circuit switching

D. cell switching

正确答案：C

问题 #32

Which Cisco IOS command is used to view the information about the interfaces on which Cisco Discovery Protocol (CDP) is enabled?

A. show cdp interface

B. show interfaces

C. show cdp

D. show cdp interfaces

正确答案：A

问题 #33

Which of the following is NOT a characteristic of Open Shortest Path First (OSPF)?

A. Is a Cisco-proprietary routing protocol

B. Has a default administrative distance of 110

C. Supports authentication

D. Uses cost as the default metric

正确答案：A

问题 #34

Which of the following is NOT a mode of Dynamic Trunking Protocol (DTP)?

A. dynamic auto

B. dynamic trunk

C. dynamic desirable

D. nonegotiate

正确答案：B

问题 #35

How many IP addresses are available for hosts in the 192.168.16.64 /26 subnet?

A. 14

B. 30

C. 62

D. 126

正确答案：C

问题 #36

You are configuring the link between a Cisco 2950 series switch and a Cisco 2611 router. You have physically connected the router's Ethernet port to the switch using a straight-through cable. The switch has not been configured, except for a hostname. The router's hostname has also been configured, and the Ethernet port has been enabled. However, you forgot to assign an IP address to the Ethernet port. You issue the show cdp neighbors command and get the following output: If you did not configure IP addresse

A. The devices established a connection using default IP addresses.

B. The ip unnumbered command has been issued, which means the interface does not require an IP address to be configured.

C. CDP is a Layer 2 protocol and does not require IP addresses to be configured.

D. CDP uses its own IP addressing system.

正确答案：C

问题 #37

Your company's network must make the most efficient use of the IP address space. In the following diagram, the circles define separate network segments. The requirements of each network segment are given in the diagram. (Click the Exhibit(s) button.) Users complain of connectivity issues. You need to discover the problems with the network configuration. What are the three problems with the network diagram? (Choose three.)

A. The 172.16.1.0/30 segment requires more user address space.

B. The 172.16.2.0/26 segment requires more user address space.

C. The 172.16.3.0/25 segment requires more user address space.

D. The 172.16.2.64/26 segment requires more user address space.

E. Interface fa0/2 has an IP address that belongs to the 172.16.2.64/26 segment.

F. Interface fa0/4 has an IP address that belongs to the 172.16.2.0/26 segment.

G. Interface fa0/3 has an IP address outside the 172.16.3.0/25 segment.

正确答案：AFG

问题 #38

Refer to the following sample output: Which Cisco Internetwork Operating System (IOS) command produces this output?

A. show interfaces

B. show interfaces summary

C. show ip interface

D. show interfaces serial

正确答案：C

问题 #39

You wish to configure Secure Shell (SSH) support on your router so that incoming VTY connections are secure. Which of the following commands must be configured? (Choose all that apply.)

A. ip domain-name

B. transport input ssh

C. ip access-group

D. crypto key generate rsa

E. service config

正确答案：ABD

问题 #40

What Cisco Catalyst switch feature can be used to define ports as trusted for DHCP server connections?

A. DHCP snooping

B. port security

C. 802.1x

D. private VLANs

正确答案：A

问题 #41

Which of the following statements is NOT true regarding flow control?

A. It determines the rate at which the data is transmitted between the sender and receiver.

B. It can help avoid network congestion.

C. It manages the data transmission between devices.

D. It uses a cyclic redundancy check (CRC) to identify and remove corrupted data.

正确答案：D

查看更多题库 »