CCNA基础知识题(英文版）

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501 Which 2 commands shows the Cisco IOS filename?

A.) show IOS B.) show ver C.) show flash D.) show mem E.) show NVRAM

Ans B C

502 Identify the command to copy a configuration file from a TFTP server to a
routers active configuration?

A.) Router# copy running-config tftp B.) Router# copy tftp running-config C.) Router#
copy tftp 172.16.0.1 running-config D.) Router(config)# copy tftp running-config

Ans D

503 Identify the command mode necessary to enter the extended ping command?

A.) Router# B.) Router> C.) Router(config)# D.) Router(ext-ping)#

Ans A

504 Identify the command to configure the router for IGRP autonomous system 100?

A.) Router(config)# router igrp 100 B.) Router> router igrp 100 C.) Router# router igrp 100
D.) Router(config)# router igrp

Ans A

505 Identify the command that forces the router to load into ROM mode upon a
reload?

A.) boot system rom B.) rom boot C.) boot system flash rom D.) boot router rom

Ans A

506 Identify the command that specifies Serial 0 in slot 1?

A.) Router(config)# interface serial1/1 B.)
Router(config)# interface serial1/0 C.)
Router(config)# interface serial0.1 D.)
Router(config)# interface serial0/1

Ans B

507 Identify the command to configure the configuration-register?

A.) Router# config-register 0x2102 B.) Router(config)# config-register 0x2102 C.)
Router(config-reg)# 0x2102 D.) Router> config-register 0x2102

Ans B

508 Identify the command to disable CDP on an interface?

A.) Router(config-if)# no cdp enable B.) Router(config-if)# no cdp run C.) Router# no cdp
enable D.) Router(config-if)# no cdp

Ans A

509 Identify the command that will display the RIP routes entering and leaving the
router?

A.) Router(config)# debug ip rip B.) Route# debug ip rip C.) Router>debug ip rip D.)
Router# debug rip routes

Ans B

510Identify the prompt displayed if in privileged exec mode?

A.) Router(config)# B.) Router# C.) Router> D.) Router(priv)#

Ans B

511 'Show cdp neighbors detail' show the following 3 pieces of information?

A.) Hardware platform B.) Software version C.) Same as 'show version' command D.) Up
to 1 address for each protocol E.) Non-direct connected routers

Ans A B D

512 Identify the command mode necessary to enter the standard ping command?

A.) Router(config)# B.) Router> C.) Router(std-ping)# D.) Router(config-if)#

Ans B

513 Identify the command to run 'setup'?
A.) Router(config)#setup B.) Router?setup C.) Router#setup D.) Router>setup

Ans C

514 Identify the command that configures serial0 for PPP encapsulation?

A.) Router(config)# encapsulation ppp B.) Router(config-if)# encapsulation serial ppp C.)
Router(config-if)# encapsulation ppp D.) Router# encapsulation ppp

Ans C

515 Identify the command to display the status of the Frame Relay virtual circuit?

A.) Router# show frame-relay virtual-circuit B.) Router(config)# show frame-relay pvc C.)
Router# show frame-relay pvc D.) Router# show virtual

Ans C

516 Identify the command that disables name-to-address translation?

A.) Router(config-dns)# no ip domain-lookup B.) Router(config)# no address translation C.)
Router(config)# no ip domain-lookup D.) Router(config)# ip domain-lookup

Ans C

517 What command will not display the status of to1?

A.) show int to1 B.) show to1 C.) show interface to1 D.) show interface

Ans B

518 Identify the 2 commands to copy a configuration from a TFTP server to
RAM?

A.) configure network B.) configure overwrite C.) copy backup-config running-config D.)

copy tftp running-config

Ans A D

519 Identify the following command to configure a secret password to 'cisco'?

A.) Router(config)#enable password cisco secret B.) Router(config)#enable secret cisco C.)
Router(config)#enable secret password cisco D.) Router(config)#set secret = cisco

Ans B

520Identify the effect of Ctrl-Z?

A.) Exits back to privileged exec mode B.) Disconnect from the router C.) Abort the ping
operation D.) Exits privileged exec mode

Ans A

521 Given an IPX network with redundant paths, what command will configure load
balancing?

A.) ipx load-balance B.) ip maximum-paths 2 C.) ipx maximum-paths 2 D.) ipx load-share

Ans C

522 Identify the correct IGRP configuration?

A.) Router# router igrp 100 Router# network 10.0.0.0 B.) Router(config)# router igrp 100
Router(config-router)# network 10.0.0.0 C.) Router(config)# router igrp
Router(config-router)# network 10.0.0.0

Ans B

523 Identify the components in the following command 'interface serial0/1/1'

A.) Serial interface, port number 0, slot 1, port adapter 1 B.)
Serial interface, slot 1, port number 1, port adapter 0 C.) Serial
interface, slot 0, port adapter 1, port number 1

Ans C

524 Identify the command to view the configuration-register value?

A.) show register B.) display config-register C.) show config D.) show version

Ans D

525 Identify the 2 commands that save the running-config to a TFTP server?

A.) write running tftp B.) copy running network C.) copy running tftp D.) write network

Ans C D

526 Identify the mode reflected by the following prompt 'Router<boot>'?

A.) Setup B.) RXBoot C.) Boot mode D.) Privileged exec mode

Ans B

527 How do you disable CDP on the entire Router?

A.) Router#no cdp run B.) Router(config-if)# no cdp enable C.) Router(config)# no cdp
enable D.) Router(config)# no cdp run

Ans D

528 What command can be used to test IPX connectivity?

A.) Ping 2e.000.0045.8923 B.) Ping 192.168.100.1 C.) Ping ipx 2e.0000.0045.8923 D.) Ipx
ping 2e.0000.0045.8923

Ans D

529 Identify the 2 commands that display the clock rate configured on the serial0
interface?

A.) show serial0 B.) show interface serial0 C.) Show clock rate serial 0 D.) show controllers
serial 0 E.) show running-config

Ans B D

530 What is the command to copy the IOS image to a TFTP server?

A.) copy flash tftp B.) copy running-config tftp C.) copy ios tftp D.) copy startup-config tftp

Ans A

531 Identify the command that configures the bandwidth to 56K?

A.) Router(config-if)# bandwidth 56000 B.) Router(config-if)# bandwidth 56k C.)
Router(config)# bandwidth 56 D.) Router(config-if)# bandwidth 56

Ans D

532 Identify the command to configure DLCI 100 on an interface e0?

A.) Router(config)# frame-relay local-dlci 100 B.) Router(config)# frame-relay local-dlci
100 int e0 C.) Router(config-if)# frame-relay local-dlci 100 D.) Router(config-if)#
frame-relay local-dlci 100 int e0

Ans C

533 Identify the command to configure the router to boot from an alternate IOS
located in flash?

A.) boot system flash IOS.exe B.) boot system tftp IOS.exe 172.16.5.1 C.) boot system
alternate IOS.exe D.) boot system rom IOS.exe

Ans A

534 Identify the command to configure a description on an interface?

A.) Router> description Finance department B.) Router(config)# description Finance
department C.) Router(config-if)# description Finance department D.) Router# description
Finance department

Ans C

535 Identify the 2 commands that will display the status and information about
interface E0 only?

A.) show interface ethernet E0 B.) show interface E0 C.) show E0 D.) show int E0 E.) show
interface

Ans B D

536 In order to configure a Frame Relay subinterface with IP identify the 2
commands that must be configured on the physical interface?

A.) Router(config-if)# encapsulation frame-relay B.) Router(config-if)# no ip address C.)
Router(config-if)#encapsulation subinterface frame-relay D.) Router(config)# subinterface
s0 encapsulation frame-relay

Ans A B

537 Identify the command to determine if an IP access-list is grouped on
interface e0?

A.) Router(config)# show ip interface e0 B.) Router> show ip interface e0 C.) Router#
show interface e0 D.) Router# show ip interface e0

Ans C

538 Identify the keystroke to position the cursor to the beginning of a command line?

A.) Ctrl-A B.)
Ctrl-Ins C.) Ctrl-B
D.) Ctrl-Z

Ans A

539 Identify the following components of the IPX address 2e.0000.0065.ed43

A.) Not a valid IPX address B.) Network = 2e, Subnet = 0000, Node = 0065.ed43
C.) Network = 2e.0000, Node = 0065.ed43 D.)
Network = 2e, Node = 0000.0065.ed43

Ans D

540 What is the syntax to add a banner to the Cisco router?

A.) motd banner # B.) banner C.) banner motd # D.) banner #

Ans C

541 What is the command to allow you to type Tokyo instead of the IP address

172.16.30.1 to access a router named Tokyo?
A.) config t, ip host Tokyo 172.16.30.1 B.) config t, ip hostname Tokyo 172.16.30.1 C.)
config t, hostname Tokyo 172.16.30.1 D.) config t, ip hostname 172.16.30.1 Tokyo

Ans A

542 How do you disable advanced editing?

A.) terminal editing B.) terminal no editing C.) disable editing D.) no terminal editing

Ans B

543 Which of the following will show an extended access list 150?

A.) sh access-list 150 B.) sh ip int C.) sh ip access-list D.) sh access-list 150 extended

Ans A C

544 You have a Class B network address divided into 30 subnets. You will add 25 new
subnets within the next year. You need 600 host IDs for each subnet. Which subnet
mask should you use?

A.) 255.254.0.0 B.)

255.192.0.0 C.)
255.255.252.0 D.)
255.255.248 0 Ans C
545What is the syntax to use to configure the port on a Catalyst 5000 switch?

A.) slot port/type B.)
type slot/port C.) port
slot/type D.) port
type/slot

546 What 3 sources can configuration commands be placed into RAM?

A.) HP Openview B.) Console C.) Vterminal D.) TFTP server E.) NVRAM

Ans B D E

547 Identify the true statements about the following access list:
Access-list 101 deny tcp 192.10.172.0 0.0.0.255 any eq 23 Access-list
101 permit ip any any

A.) This access list prevents the host 192.10.172.0 from telneting B.) This access list
prevents any telnet traffic from subnet 192.10.172.0/24 C.) This access list filters some
telnet access D.) This access list denies any telnet traffic to subnet 192.10.172.0/24 E.) This
access list is invalid F.) The netmask on the this access list is reversed

Ans B C

548 Given the IPX address 4a.0002.1111.a999, what is the network ID and what is the
node ID?

A.) net 4a host 0002.1111.a999 B.) net
a999 node 0002.1111 C.) net
0002.1111.a999 node 4a D.) net
0002.1111 node a999

Ans A

549 What command do you use to disable domain lookup?

A.) no domain-lookup B.)
domain no-lookup C.) lookup
no-domain D.) no ip
domain-lookup Ans D

550 Which of the following are valid Cisco encapsulation type names?

A.) arpa = IPX Ethernet B.) novell-ether = IPX Ethernet_802.3 C.) snap = IEEE 802.2
SNAP on Ethernet, FDDI, and Token Ring D.) novell-fddi = IPX Fddi_Raw E.) sap = IEEE

802.2 on Ethernet, FDDI, and Token Ring F.) hdlc = HDLC on serial interfaces
Ans B C E F

551 Which of the following is an invalid host address using a netmask of
255.255.255.192?

A.) 10.1.1.1 B.)

10.1.1.66 C.)
10.1.1.130 D.)
10.1.1.127
Ans D

552 Which of the following will apply IPX sap access list 1010 for incoming traffic,
assume you are at the interface configuration?

A.) ipx input-sap-filter 1010 in B.) ipx
input-sap-filter 1010 C.) ipx
access-group 1010 in D.) ipx access-list
1010 in

Ans C

553 What command can you type to view the connections after telneting into
multiple routers simultaneously?

A.) sh users B.) sh
ports C.) sh host D.) sh
sessions

Ans D

554Which of the following is a valid extended IP access-list?

A.) router(config)# access-list 101 permit tcp host 172.16.30.0 any eq 21 log B.) router#
access-list 101 permit tcp host 172.16.30.0 any eq 21 log C.) router(config)# access-list 101
permit any any 172.16.30.0 D.) router(config)# access-list 101 permit ip host 172.16.30.0
any eq 21 log Ans A

555 What is the command to manually enter a static route?

A.) IP route <default gateway> <subnet mask> network B.) IP route <destination network>
<default gateway> C.) IP route < destination network> <subnet mask> <default gateway>
D.) IP route <destination network> <subnet mask> <source network>

Ans C

556 What key do you use to view the last command?

A.) Ctrl+X B.)
Ctrl+Z C.) Ctrl+E
D.) Ctrl+P

Ans D

557 What 2 commands verify end to end communications?

A.) Trace B.) debug ip session C.) Ping D.) Route

Ans A C

558 Your Ethernet interface currently has the IP address of 1.1.1.1/24. You would
like it to have a second IP address of 2.2.2.2/24. Which command will do that?

A.) ip address 1.1.1.1 2.2.2.2 255.255.255.0 B.) ip address 2.2.2.2 255.255.255.0 secondary
C.) ip address 2.2.2.2 255.255.255.0 D.) This cannot be done, you can only have 1 IP
address per physical interface. E.) ip address 2.2.2.2 /24

Ans B

559 Which command listed below sets the banner message when someone
connects to the router?

A.) message # B.) banner # C.) login banner # D.) description # E.) login description # F.)
banner motd #

Ans F

560 What should be the first command to create an access-list that prevents all users
on subnetwork 10.10.128.0, using subnet mask 255.255.192.0, from being able to
telnet anywhere?

A.) access-list 101 deny tcp 10.10.128.0 0.0.63.255 any eq telnet B.)
access-list 101 deny tcp 10.10.128.0 255.255.0.0 any eq telnet C.)
access-list 101 deny tcp 10.10.128.0 255.255.192.0 any eq telnet D.)
access-list 101 deny tcp 10.10.128.0 0.0.192.255 any eq telnet E.)
access-list 101 deny tcp 10.10.128.0 0.0.128.255 any eq telnet F.) access-list
101 deny tcp 10.10.128.0 0.0.127.255 any eq telnet

Ans A

561 Identify the command to display the IP routing table?

A.) show route B.) show ip route C.) show ip table route D.) show ipx route

Ans B

562 Identify the command to display all the valid commands at the given mode?

A.) Help all B.) Help C.) All commands D.) ?

Ans D

563. Identify the keystroke used to terminate the setup mode?
A.) Ctrl-K B.)
Crtl-C C.) Ctrl-Z
D.) Crtl-End

Ans C

564 Identify the command to display the IP host table?

A.) show ip hostnames B.) show ip names C.) show hosts D.) show ip hosts Ans C

565 Identify the command to display the configured IP routing protocols?

A.) show protocols B.) show protocols all C.) show routing-protocols D.) show ip protocols

Ans D

566. Identify the command to configure ALL the default VTY ports?
A.) Router(config)# line vty 0 4 B.) Router# line vty 0 4 C.) Router(config)# line vty D.)
Router(config)# line vty 0

Ans A

567. Identify the command to reload the router?
A.) Router(config)# reload B.) Router# reset C.) Router# reload D.) Router> reload

Ans C

568. Identify command that configures 'Cisco1' as a secret password?
A.) Router(config)# enable secret password Cisco1 B.) Router(config)# enable secret
cisco1 C.) Router(config)# enable password Cisco1 D.) Router(config)# enable secret
Cisco1

Ans D

569. Identify the statement which connects access-list 101 inbound to interface e0?
A.) Router(config-if)# ip access-group 101 in B.)
Router(config-if)# ip access-group 101 C.)
Router(config)# ip access-group 101 e0 in D.)
Router(config)# ip access-group 101 e0 in

Ans A

570. Identify the command that displays ethernet0/1 interface status?
A.) show interface ethernet0/1 B.)
show interface ethernet e0/1 C.) show
interface ethernet0.1 D.) show
ethernet0/1

Ans A

571. Based upon the exhibit, create a static route to 172.16.10.0 on Router A
A.) Router# ip route 172.16.10.0 255.255.255.0 10.1.0.2 B.) Router(config)# ip static route

172.16.10.0 255.255.255.0 10.1.0.2 C.) Router(config)# ip route 172.16.10.0 10.1.0.2 D.)
Router(config)# ip route 172.16.10.0 255.255.255.0 10.1.0.2
Ans D

572. Identify the command that saves the configuration stored in RAM to
NVRAM?
A.) copy running-config startup-config B.) copy tftp running-config C.) copy startup

running D.) copy active to backup

Ans A

573. Identify the command that displays the SAP table?
A.) show ipx servers B.)
display SAP table C.) display
SAP's D.) show sap table

Ans A

574 Identify the command to configure the IP address 172.16.100.5
255.255.255.0?

A.) Router(config-if)# ip address 172.16.100.5 255.255.255.0 B.) Router(config)# ip
address 172.16.100.5 C.) Router# ip address 172.16.100.5 255.255.255.0 D.)
Router(config)# ip address 172.16.100.5 255.255.255.0

Ans A

575. Identify the command to configure the router to boot from an IOS located on a
TFTP server?
A.) boot system tftp IOS.exe 172.16.5.1 B.)
boot system tftp 172.16.5.1 IOS.exe C.) boot
system flash tftp 172.16.5.1 D.) boot system
IOS.exe 172.16.5.1

Ans A

576. Identify the command to display the hardware platform information?
A.) show all B.) show platform C.) display hardware D.) show version

Ans D

577. Identify the command to display the Frame Relay map table?
A.) Router# display frame-relay map B.) Router# show frame-relay map C.)
Router(setup)# show frame-relay map D.) Router# show map frame-relay

Ans B

578 Given the command 'cl?', what will it display?

A.) Syntax of the 'clock' command B.)
Syntax of the 'clear' command C.) All
commands that begin with 'cl' D.) All

commands that begin with 'c'

Ans C

579 Identify the 2 commands that copies the configuration in NVRAM to RAM?

A.) copy backup-config running-config B.) configure nvram C.) copy startup-config
running-config D.) configure memory

Ans C D

580. Identify the 2 commands the saves the running-config to NVRAM?
A.) write memory B.) copy running-config startup-config C.) write network D.) write
backup Ans A B

581. Identify the command that displays traffic statistics on serial0/1?
A.) display interface serial0/1 B.) show interface serial0/1 C.) show seria0/1 stats D.)
show interface serial0/1 stats

Ans B

582. Identify the command to determine if CDP is enabled?
A.) show enable cdp B.) show cdp enabled C.) show cdp run D.) show cdp

Ans D

583. Which 2 commands shows the Cisco IOS filename?
A.) show IOS B.) show ver C.) show flash D.) show mem E.) show NVRAM

Ans B C

584. Identify the command to copy a configuration file from a TFTP server to a
routers active configuration?
A.) Router# copy running-config tftp B.) Router# copy tftp running-config C.) Router#
copy tftp 172.16.0.1 running-config D.) Router(config)# copy tftp running-config

Ans B

585. Identify the command mode necessary to enter the extended ping command?
A.) Router# B.)
Router> C.)
Router(config)#
D.)

Router(ext-ping
)#

Ans A

586 Identify the command to configure the router for IGRP autonomous system 100?

A.) Router(config)# router igrp 100 B.) Router> router igrp 100 C.) Router# router igrp 100
D.) Router(config)# router igrp

Ans A

587 Identify the command that forces the router to load into ROM mode upon a
reload?

A.) boot system rom B.) rom boot C.) boot system flash rom D.) boot router rom

Ans A

588. Identify the command that specifies Serial 0 in slot 1?
A.) Router(config)# interface serial1/1 B.)
Router(config)# interface serial1/0 C.)
Router(config)# interface serial0.1 D.)
Router(config)# interface serial0/1

Ans B

589. Identify the command to configure the configuration-register?
A.) Router# config-register 0x2102 B.) Router(config)# config-register 0x2102 C.)
Router(config-reg)# 0x2102 D.) Router> config-register 0x2102

Ans B?

590. Identify the command to disable CDP on an interface?
A.) Router(config-if)# no cdp enable B.)
Router(config-if)# no cdp run C.) Router#
no cdp enable D.) Router(config-if)# no
cdp

Ans A

591 Identify the command that will display the RIP routes entering and leaving the
router?

A.) Router(config)# debug ip rip B.) Router# debug ip rip C.) Router>debug ip rip D.)
Router# debug rip routes

Ans B

592 Identify the prompt displayed if in privileged exec mode?

A.) Router(config)#
B.) Router#
C.) Router>
D.) Router(priv)#

Ans B

593. 'Show cdp neighbors detail' show the following 3 pieces of information?
A.) Hardware platform B.) Software version C.) Same as 'show version' command D.) Up
to 1 address for each protocol E.) Non-direct connected routers

Ans A B C D

594 Identify the command mode necessary to enter the standard ping command?

A.) Router(config)#
B.) Router>
C.) Router(std-ping)#
D.) Router(config-if)#

Ans B

595 Identify the command to run 'setup'?

A.) Router(config)#setup B.) Router?setup C.) Router#setup D.) Router>setup Ans C

596. Identify the command that configures serial0 for PPP encapsulation?
A.) Router(config)# encapsulation ppp B.) Router(config-if)# encapsulation serial ppp
C.) Router(config-if)# encapsulation ppp D.) Router# encapsulation ppp

Ans C

597. Identify the command to display the status of the Frame Relay virtual
circuit?
A.) Router# show frame-relay virtual-circuit B.) Router(config)# show frame-relay pvc
C.) Router# show frame-relay pvc D.) Router# show virtual

Ans C

598 Identify the command that disables name-to-address translation?

A.) Router(config-dns)# no ip domain-lookup B.) Router(config)# no address translation
C.) Router(config)# no ip domain-lookup D.) Router(config)# ip domain-lookup

Ans C

599. What command will not display the status of to1?
A.) show int to1 B.) show to1 C.) show interface to1 D.) show interface

Ans B

600. Identify the 2 commands to copy a configuration from a TFTP server to RAM?
A.) configure network B.) configure overwrite C.) copy backup-config running-config D.)
copy tftp running-config

Ans A D