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Test your basic knowledge |
Introduction To The Cisco IOS
Start Test
Study First
Subjects
:
cisco
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Router(config)#line vty 0 4
Cisco IOS
delete the configuration stored in NVRAM
Which of the following commands will configure all the default VTY ports on a router?
see the terminal history size
2. Cisco CLI that exists in user mode and privileged mode
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
EXEC session
Router#exit
Router(config-if)#
3. Command string isn't done yet
Router(config)#int fa 0/0
Router#access-profile
Tab
% Incomplete command
4. For manual emergency modes setting
Router#sh running-config (sh run)
Tab
Auxiliary port
Router#bfe
5. View the current config
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Atlanta#sh run
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router#copy
6. Interface range command
Router(config)#interface range
% Ambiguous command:
Router(config)#banner login
Attachment Unit Interface (AUI) connection
7. To configure user-mode passwords
Router#logout
Router#clear counters s0/0
Router(config-line)#
Router#sh version
8. Configure a DCE serial interface in bits per second
Router(config)#line aux
EXEC session
Router(config-if)#clock rate 64000
configure terminal (config t)
9. The show controllers serial 0 command will show you whether either a DTE or DCE cable is connected to the interface. If it is a DCE connection - you need to add clocking with the clock rate command.
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Router(config)#interface Async
% Ambiguous command:
Auxiliary port
10. Create a temporary Access-List entry
Router#access-enable
Router#enable
Router#terminal history size
Router(config)#banner
11. There is more than one show command sthat starts with the letters ru.
see the terminal history size
Router(config)#line console
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router#lock
12. Sets the user-mode password for the auxiliary port. It's usually used for attaching a modem to the router - but it can be used as a console as well
Router(config)#line tty
Router(config)#line aux
% Invalid input detected at '^' marker.
Router#bfe
13. Config t - line console 0 - login - password todd
set a user-mode password for the console port
Router#sh terminal
Router(config)#enable password
Tab
14. Manually save the file from DRAM to NVRAM
Router(config)#interface MFR
Atlanta#copy run start
You need to find the broadcast address used on a LAN on your router. What command will you type into the router from user mode to find the broadcast address?
CLI
15. Loopback interface
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Bring up Ethernet0
Router(config)#interface Loopback
Router(config)#interface BVI
16. Change the startup-config stored in NVRAM
Router#sh protocols
configure memory (config mem)
Router(config)#$
Router(config)#enable last-resort
17. User mode
Router(config)#$
Router(config)#int serial 5
Router(config)#banner
Router>
18. Config t - int e0 - no shut
show inter et 0 and notice the port is administratively down
Which command will delete the contents of NVRAM on a router?
Router(config)#line aux 0
Router>logout
19. Open a terminal connection
% Incomplete command
Router(config)#interface BVI
Router(config)#enable password
Router#connect
20. Privileged mode
Router(config)#interface FastEthernet
Router>enable
Atlanta#erase startup-config
Router(config-line)#
21. Sets the enable secret password to todd
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
Up arrow
Router(config)#enable secret todd
Booting a router
22. Used by routing protocols such as IGRP - EIGRP - and OSPF to calculate the best cost (path) to a remote network
What command do you type to save the configuration stored in RAM to NVRAM?
Router#access-profile
Bandwidth
Router(config)#service password-encryption
23. The administrator has the interface shut down.
Serial0 is administratively down - line protocol is down
Router(config)#interface Async
Router>logout
Router(config)#line aux 0
24. Interface s0/0
Enter interface configuration mode and configure serial 0/0
Router(config)#interface CTunnel
Router(config)#banner motd
Router(config)#interface Lex
25. SFRemote(config-line)#login
Password required - but none set: Which of the following sequences will address this problem correctly?
Console port
Router>enable
Router(config-line)#logging synchronous
26. Exit the console
Router>enable
Router(config)#interface Virtual-TokenRing
configure terminal (config t)
Router#exit
27. Reset functions
show inter et 0 and notice the port is administratively down
Used to verify configuration
Router#clear
Console port
28. Description of the interactive help system
Router#help
Router(config)#line console 0
Auxiliary port
Router#sh running-config (sh run)
29. To configure routing protocols such as RIP and IGRP
Configure an IP address on e0
Router(config)#int ethernet 0
Bandwidth
Router(config-router)#
30. Displays information about the physical interface itself. It'll also give you the type of serial cable plugged into a serial port. Usually - this will only be a DTE cable that plugs into a type of data service unit (DSU)
view the config
see if a serial interface needed to provide clocking
CLI
Router#sh controllers serial 0/0
31. Go back from privileged mode into user mode
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router#disable
Router(config)#interface Virtual-Template
What command do you type to save the configuration stored in RAM to NVRAM?
32. Sets a Telnet password on the router. If this password isn't set - then Telnet can't be used by default
Router>logout
Booting a router
Router(config)#line vty
Enable the interface
33. Config t - hostname Chicago
set the name of a router to Chicago
Atlanta#sh run
set a serial interface to provide clocking to another router at 64Kb
see the terminal history size
34. Virtual TokenRing
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Setup mode
Router(config)#interface Virtual-TokenRing
Exec-timeout 1 44
35. Power-on seft test (POST) - loads the Cisco IOS from flash - loads config from NVRAM
Booting a router
Serial interfaces
Router(config)#interface Null
Configure the interface IP address to '10.1.5.255 255.255.252.0'
36. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
Router(config)#router rip
Router(config)#service password-encryption
Router(config)#banner login
Tab
37. Gives a message to every person dialing into or connecting to the router via Telnet or auxiliary port - or even through a console port
Router#logout
Atlanta#sh start
Router(config)#interface Dialer
Router(config)#banner motd
38. Config t - line vty 0 4 - no login
Router(config)#line aux 0
Set telnet connection to have no password
Password required - but none set: Which of the following sequences will address this problem correctly?
set a user-mode password for the console port
39. Shows the running config; passwords may not be encrypted
Router#sh running-config (sh run)
Router(config)#interface Loopback
Router#access-enable
Router#disable
40. Command entered incorrectly
% Invalid input detected at '^' marker
41. 5
Atlanta#sh start
How many simultaneous Telnet sessions does a Cisco router support by default?
Tab
Booting a router
42. Terminal controller
Enable the interface
What layer of the OSI model would you assume the problem is in if you type show interface serial 1 and receive: Serial1 is a down - line protocol is down
Router(config)#line tty
Router#login
43. Shows last 10 commands entered by default
Router#sh history
Router(config)#interface CTunnel
Router#sh terminal
Router#disable
44. Multiple commands that begin with the string you entered and it's not unique - use the '?'
Router(config-subif)#
% Ambiguous command:
Label the interface 'WAN to Miami'
Router#debug
45. Create a temporary Access-List entry
Router#bfe
CLI
Router#access-template
Router(config)#interface BVI
46. A line-activation (exec) banner to be displayed when an EXEC process is created
Router#lock
Router(config)#banner exec
Auxiliary port
Router(config)#banner incoming
47. Delete the start-up config
Router(config)#router rip
Atlanta#erase startup-config
Router#
Router(config)#interface Multilink
48. Access from console port - -modem into AUX port - and telnet
EXEC session
outer#disconnect
% Invalid input detected at '^' marker.
Router(config)#interface Virtual-Template
49. Enable secret Cisco
Which of the following commands sets the secret password to Cisco?
Router#exit
Router#disable
Configure the interface IP address to '10.1.5.255 255.255.252.0'
50. Allows you to still enter the router if you set up authentication through a TACACS server and it's not available. But it isn't used if the TACACS server is working.
Router(config)#line console 0
Router(config)#line console
Router(config)#line x/y
Router(config)#enable last-resort
Sorry!:) No result found.
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