CCNP-CIT(2)
添加时间: 2007-9-8 3:03:58 作者: Cisco认证考试 阅读次数:48 来源: http://www.d9soft.com
a. TrafficDirector
b. Netsys Baseliner
c. Cisco Resource Manager Essentials*
d. VlanDirector
56. The local serial interface’s physical state is up but the line protocol is down. Which command would be used to trace management traffic to and from the interface?
a. debug frame-relay events
b. debug frame-relay lmi*
c. show frame-relay events
d. debug lmi
57. Which of the following commands issued on the router will display spanning-tree information?
a. show spantree
b. show neighbors cdp
c. show span*
d. show spanning-tree*
58. Within CCO documentation, which of these are available to the user?
a. debug command interface*
b. troubleshooting assistant
c. quick configuration guides*
d. configuration guides*
e. troubleshooting guides*
59. Repeatedly a 4500 series Cisco router is crashing unexpectedly and then immediately reloading. You enter a command in the router so that core dumps will be sent to a TFTP server at the IP address 10.240.10.3. What command was entered?
a. write core
b. exception dump 10.240.10.3*
c. copy crashinfo 10.240.10.3
d. ftp crashinfo 10.240.10.3
60. Several users cannot send email but can receive email messages. What should be checked first?
a. Ensure that access lists are enabled on interfaces located between the clients and their email server that deny POP3 traffic
b. Ensure the server is currently connected to the network
c. Ensure the locally attached router’s interface is set as administratively down
d. Ensure that access lists are enabled on the interfaces located between the clients and their email server for the purpose of denying SMTP traffic. If there are no access lists, ensure that SMTP traffic is being denied by the implicit ‘deny any’ command.*
61. Which TCP/IP reference model layer performs functions similar to the OSI model’s network layer?
a. Presentation
b. Protocol
c. Internet*
d. Transport
62. Which of the following are hardware components of a Windows client/server connection?
a. Bridge
b. Router*
c. Server*
d. Client*
63. A standard ISDN RJ-45 connector has eight pins. Which of the pins are used for transmission, as defined by the ISO 8877 standard?
a. Pins 5 and 8
b. Pins 3 and 6*
c. Pins 3 and 5
d. Pins 1 and 2
64. What information is provided by issuing the ‘show version’ command?
a. Reason for last upgrade
b. Hardware and software version*
c. Uptime*
d. Configuration version
e. Reason for last reload*
65. In Cisco terminology, the ________ is designed to implement changes in a network order to resolve networking problems.
a. network architecture
b. flowcontrol model
c. action plan*
d. data model
66. What is the purpose of the ping command?
a. To test routing protocols
b. To test reachability and connectivity*
c. To test the ICMP protocol
d. To gain interface status
67. You have just disabled the AppleTalk protocol from an old network interface. Approximately how long should you wait until configuring the zone list on a new interface?
a. 10 minutes*
b. 15 minutes
c. 30 minutes
d. 1 hour
68. What is the easiest way to turn off debugging?
a. no debug all
b. un all*
c. no debug
d. All of the above
69. Windows workstations configured with NetBIOS are unable to browse servers located within the domain using Network Neighborhood. All of the servers are located within the 10.23.22.0/24 network. What could be done so that the workstations can see the servers within their Network Neighborhood?
a. Add an access list disabling UDP ports 137, 138, and 139 on a router between the workstations and the servers
b. Configure the workstations to use a WINS server*
c. Add the workstations’ local router interface to a bridge group
d. Add an IP helper address of 10.23.22.255 and enable UDP forwarding on the locally attached router*
70. What is the purpose of the trace command?
a. To test the ICMP protocol
b. To provide path information by hop count*
c. Reachability and connectivity
d. To test routing protocols
71. Which of the basic IP management functions is provided by ICMP?
a. Flow control, using Source Quench messages*
b. Reachability testing to verify host connectivity (using Echo and Echo reply)*
c. Reliable transport methods which use sequencing and sliding window techniques
d. MAC address resolution and caching
72. You want to find the serial numbers of all line modules located within a Cisco 7513 router. Which of these commands can be used to display these values?
a. show diagbus*
b. show interface stats
c. show processes
d. show environment all
73. What are the two steps involved in the problem definition procedure of the Cisco troubleshooting model?
a. Consider possible causes of the problem
b. Create a concise, yet accurate, description of the problem*
c. Diagnose the exact problem
d. Obtain information regarding observed symptoms of the network problem*
74. Which of the following is the main purpose of the problem definition phase of the Cisco troubleshooting model?
a. To forma precise and concise problem statement which focuses the troubleshooting effort*
b. To eliminate causes not related to symptoms observed
c. To eliminate causes that may be related to the symptoms manifested
d. To create a working list of symptoms manifesting the problem
75. Which of the following are valid IPX network addresses?
a. CENTRAL.0000.0b35.3c1c*
b. PERIPHERAL.786d.2b01.1000*
c. 9.78
d. 009b.3a76.ca97
76. Which IEEE 802.3 encapsulation is the default for Cisco routers?
a. ARPA
b. SNAP
c. Novell-ether
d. SAP*
77. A company is implementing DHCP. The new DHCP clients on network 10.20.78.0/24 are not being assigned IP addresses by the DHCP server with IP address 10.20.75.3. Which of the following are likely causes?
a. The DHCP server is not properly connected to the network
b. The locally attached router is not configured with a helper address pointing to the DHCP server address*
c. The DHCP clients have been configured with an invalid subnet*
d. The hosts are not being assigned IP addresses within the correct address space
78. Which of the following commands should be used to see the contents of a route map?
a. show memory
b. show traffic
c. show route-map*
d. show running-config*
79. What Catalyst command displays information on neighboring Cisco devices?
80. While managing a network, long-term traffic statistics can be used to help do which of the following?
a. Expose areas of potential network problems
b. Provide a history of network growth*
c. Plan for the future expansion requirements of the network*
d. Generate a projection of infrastructure equipment CPU utilization
81. The traceroute command ___________.
a. Can be used to isolate a routing, data link, or physical infrastructure issue
b. Works by using the error messages generated by routers when a datagram exceeds its TTL*
c. Lists the output of the currently running configuration and the state of the router
d. Can be used to reset statistical counters, delete entries from internal router tables, or reset hardware logic
82. Which of the following are connection-oriented protocols?
a. Novell IPX
b. ATM*
c. IP
d. TCP*
e. AppleTalk ATP*
83. What information is provided by the ‘show version’ command?
a. Configuration version
b. Software and hardware version*
c. Equipment uptime*
d. Reason for last upgrade
84. How do network analyzers collect data?
a. All packets are copied into a buffer if they meet the specified criteria*
b. Random packets are selected if they meet the specified criteria
c. Random packets are selected based on the line speed of the media
d. All packets are analyzed as they pass through the analyzer
85. Which of the following are provided by spanning tree?
a. Redundant paths while preventing loops*
b. Trunking multiple VLANs onto FDDI interfaces
c. A single path through multiple subnets
d. MAC layer address translation
86. You perform the ‘show interfaces’ command on your locally connected router and are given the following:
Router>show interfaces Ethernet 0
Ethernet0 is down, line protocol is down
Which of the following best describes the problem?
a. The ethernet 0 interface has been disabled administratively
b. The network has a protocol mismatch
c. The hub ports that the clients are connected to have malfunctioned
d. The network cable between the router and the hub is spliced*
87. An ISDN call initially succeeds, but pings and other packets fail. Which of the following are likely causes of the problem?
a. Faulty cable
b. Incorrect speeds between switch and router
c. Misconfigured CHAP*
d. Incorrect or missing route*
88. What command displays the Network Services Acces Point address?
a. show interfaces ethernet
b. show interfaces ATM*
c. show interfaces fddi
d. show interfaces serial
89. Which of these applications does a Macintosh user use to select resources?
a. Selector
b. Finder
c. Control Panel
d. Chooser*
90. Which of these commands will provide a list of IPX routes on the network?
a. show ipx route*
b. show ipx traffic
c. debug ipx ipxwan
d. show ipx servers
91. Which of the following commands will gather information regarding DLCI information?
a. write term*
b. show frame-relay ilmi
c. show interface serial
d. show running-config*
92. What command deletes all IPX routes or a subset of routes?
clear ipx route
93. When troubleshooting how many configuration changes should be made before validating results?
a. 1*
b. 2
c. 3
d. 4
94. Which of the following are steps in the Cisco troubleshooting model?
a. Problem definition*
b. Create an action plan*
c. Define the boundary of the process
d. Contemplate possible solutions
e. Observe results*
95. Which Ethernet encapsulation is the default for Cisco routers?
a. ARPA*
b. Novell-ether
c. SAP
d. SNAP
96. What is the name of the layer 2 standard which the International Telecommunications Union has defined for ISDN?
a. I.430
b. Q.132
c. Q.921*
d. Q.931
97. Which of the following switching modes keeps a detailed table of traffic statistics and flows that can be exported to a database and charted?
a. Optimum
b. Autonomous
c. Fast
d. Netflow*
98. Which of the following is the protocol number for ICMP within the IP header?
a. 1*
b. 17
c. 45
d. 88
99. When troubleshooting switches and routers, administrators should consider each element in the network by using a(n) _____________.
a. Action plan
b. Default approach
c. Layered approach*
d. Cautious approach
100. What simple software tools are used to test for device availability and reachability?
a. network monitors*
b. network analyzers
c. cable tester
d. NMS (Network Management Systems)
101. Which of the following are valid case priorities for a Cisco TAC?
a. Priority 1 - Production network situation down*
b. Priority 2 - Production network performance seriously degraded
c. Priority 3 - Production performance degraded
d. Priority 4 - Information needed about Cisco products
102. What feature must be configured on a Cisco router if NetBEUI is to be moved across remote networks?
a. Static route
b. Helper addresses
c. Source-routing bridging*
d. All of the above
103. Which of the following commands will provide the administrator with a list of Novell servers on the network?
a. show ipx traffic
b. debug ipx ipxwan
c. show ipx route
d. show ipx servers*
104. What command displays the ring state information as well as hardware and microcode version information?
a. show interfaces tokenring
b. show controllers token*
c. show interfaces
d. show controllers serial
105. What information will be provided by the ‘debug ip packet’ command?
a. Information regarding IP packets*
b. Information regarding any packet that transits the router
c. Information regarding IP routing events
d. Information regarding TCP sessions
106. What command lists the output of the currently running configuration and the state of the router?
107. Catalyst switches can place two or more VLANs on a single non-trunk port. True or false?
a. True
b. False*
108. What IOS command displays the contents of the internal FLASH memory?
109. You have just finished entering a series of debug commands. The performance of the router has dramatically degraded and none of the debugging commands have reached the terminal. Which of the following are most likely to have caused the problem?
a. The router has lost its configuration stored in NVRAM
b. The router contains a version of IOS that does not understand one of the debug commands you issued
c. The router was overloaded causing severe performance degradation because the ‘debug all’ command was entered*
d. The ‘terminal monitor’ command was never issued*
110. What command lists the information about the configured ring speed and bridging capabilities?
111. Which of the following troubleshooting steps should be documented?
a. Observing the problem*
b. Generate errors
c. Define the problem*
d. Implement the action plan*
e. Observe changes*
112. Which of the following types of troubleshooting tools is commonly used to display packet data?
a. Protocol Analyzer*
b. Oscilloscopes
c. Time Domain Reflector
d. Network Monitor
113. Which Cisco troubleshooting software provides remote traffic-analysis statistics through the Remote Monitoring Protocol?
a. Netsys Baseliner
b. TrafficDirector*
c. VlanDirector
d. Cisco Resource Manager
114. You have recently converted from completely process-switching packets to fast-switching. What command will provide statistics about how many packets are using each method?
a. show environment all
b. show interface stats*
c. show diagbus
d. show processes
115. Which of these commands will display VLAN information?
a. show vtp domain*
b. show VLAN cdp
c. show port
d. show vlans
116. Which router command will list the current version of IOS running a router?
a. show vlans
b. show version*
c. show snmp
d. show ip
117. Which of these commands is used to display the IP route table?
a. show route-map
b. show running-config
c. show ip route rip
d. show ip route*
118. Which of these commands will verify the serial and line connection from the local router, through the service provider’s network, and finally to the remote CSU/DSU?
a. external loopback
b. internal loopback
c. local loopback
d. remote line loopback*
119. Which commands can be used to display the microcode version in the FDDI line module of a FDDI interface?
a. show microcode fddi
b. show controllers fddi*
c. show controllers cbus*
d. show interfaces fddi
120. ________ is established by the service provider and guarantees levels of service within the frame relay network.
a. DE
b. FECN
c. BECN
d. CIR*
121. What is the function of a default gateway?
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