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Introduction To The Cisco IOS

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. Show controllers int
Router#access-profile
Router#lock
Exec-timeout 1 44
see if a serial interface needed to provide clocking

2. Show interfaces
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Which of the following commands sets the secret password to Cisco?
Auxiliary port
Router#exit

3. Clear counters on an interface
Router#clear counters s0/0
Router#access-profile
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?
Router#sh running-config (sh run)

4. 5
Router(config)#interface Loopback
Router(config)#banner motd
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
How many simultaneous Telnet sessions does a Cisco router support by default?

5. Enable secret Cisco
Router#enable
Which of the following commands sets the secret password to Cisco?
Router(config)#enable password
Router#config t

6. Config t
Router#access-template
Router(config)#banner login
Enter global configuration mode
Router#sh history

7. This tells the router to authenticate through a TACACS server
% Incomplete command
Router#sh history
Router(config)#enable use-tacacs
Router(config)#int serial 5

8. Sets the enable password to todd
Router#access-template
Router(config)#interface Async
Router(config)#line console
Router(config)#enable password todd

9. Change the startup-config stored in NVRAM
configure terminal (config t)
configure memory (config mem)
set the enable secret password to cisco
Bandwidth

10. Command entered incorrectly
% Invalid input detected at '^' marker

11. Multilink-group interface
Router(config)#interface BVI
Router(config)#interface Multilink
Router(config-if)#bandwidth 64
Cisco IOS

12. Exit from the EXEC
Router#access-template
Router#logout
Router(config)#interface Async
Router(config)#interface Serial

13. Exit the console
Router#sh running-config (sh run)
Router(config)#interface Loopback
Router>logout
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?

14. SFRemote(config-line)#login
Router#access-enable
Password required - but none set: Which of the following sequences will address this problem correctly?
Router(config)#enable secret todd
Configure an IP address on e0

15. Loopback interface
Enable the interface
Router#access-enable
Which of the following commands will configure all the default VTY ports on a router?
Router(config)#interface Loopback

16. Changes buffer size (max 256)
Router#enable
Router#terminal history size
Atlanta#copy run start
Router#clear counters s0/0

17. Configure a DCE serial interface in bits per second
Router(config)#interface Lex
Router(config-if)#clock rate 64000
Router#sh int fastethernet 0/0
Router(config)#interface Tunnel

18. Global configuration mode
Router#config t
Password required - but none set: Which of the following sequences will address this problem correctly?
Router(config-line)#
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?

19. WAN connections
EXEC session
Serial interfaces
Router(config)#interface FastEthernet
Router#login

20. Async interface
Router#sh terminal
Atlanta#erase startup-config
Router(config)#interface Async
Router#terminal history size

21. Manually save the file from DRAM to NVRAM
set a serial interface to provide clocking to another router at 64Kb
Atlanta#copy run start
see the terminal history size
Router>sh controllers s 0

22. 'out-of-band' (meaning out of the network) access
Used to verify configuration
Router#config t
Auxiliary port
Cisco IOS

23. A line-activation (exec) banner to be displayed when an EXEC process is created
% Ambiguous command:
global command
Router#sh running-config (sh run)
Router(config)#banner exec

24. Go back from privileged mode into user mode
Router(config)#enable use-tacacs
Router(config)#enable last-resort
Router#disable
Router(config)#interface BVI

25. 10Mbps Ethernet network connection
Attachment Unit Interface (AUI) connection
Router(config)#line <0-70>
Router#sh int fastethernet 0/0
Router#erase

26. Debugging functions (see also 'undebug')
Router#debug
Auxiliary port
view the config
Router(config)#line <0-70>

27. Show terminal
Router(config)#enable secret todd
see the terminal history size
Which command will delete the contents of NVRAM on a router?
Router(config-subif)#

28. Interface s0/0
Enter interface configuration mode and configure serial 0/0
Router#logout
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Router#sh ip interface (brief)

29. Provide information once connected to the device
Router(config)#banner
set the name of a router to Chicago
Router#bfe
Router(config)#$

30. Used by routing protocols such as IGRP - EIGRP - and OSPF to calculate the best cost (path) to a remote network
Router#sh ip interface (brief)
Router(config)#line x/y
Bandwidth
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)

31. Command-line interface
CLI
Router#sh protocols
Router#erase
Router#disable

32. View the current config
Router(config)#enable secret
Router(config)#enable use-tacacs
Atlanta#sh run
Router(config)#interface Virtual-TokenRing

33. Finishes typing a command for you
Router(config)#interface CTunnel
Tab
configure memory (config mem)
Router(config)#interface Virtual-Template

34. There is more than one show command sthat starts with the letters ru.
% Incomplete command
Atlanta#erase startup-config
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router#access-profile

35. Lex interface
Router(config)#interface Lex
Bandwidth
Booting a router
Router#sh version

36. Config t - int e0 - no shut
show inter et 0 and notice the port is administratively down
set a user-mode password for the console port
Router(config)#interface Dialer
configure terminal (config t)

37. Multiple commands that begin with the string you entered and it's not unique - use the '?'
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
% Ambiguous command:
Configure an IP address on e0
Router(config)#interface Multilink

38. A login banner to be displayed on all connected terminals; displayed after the MOTD banner but before the login prompts; delete it with the no banner login command
Router(config)#banner login
Router(config)#interface Virtual-TokenRing
Auxiliary port
Router>logout

39. Subinterfaces allow you to create logical interfaces within the router
Router(config-subif)#
Which of the following commands will configure all the default VTY ports on a router?
Setup mode
Router(config)#interface Group-Async

40. Router#copy run startup
configure network (config net)
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
Bring up Ethernet0
What command do you type to save the configuration stored in RAM to NVRAM?

41. RJ-45 (8-pin modular) port; no password by default
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Router#disable
Console port
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

42. No shut
Router(config)#banner exec
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Enable the interface
Up arrow

43. Config t - line console 0 - login - password todd
Router>enable
set a user-mode password for the console port
Router(config-line)#exec-timeout
Router(config)#line console

44. View hardware addressing - logical addressing - and statistics of an interface
see if a serial interface needed to provide clocking
Router#sh int fastethernet 0/0
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?
Router#debug

45. Open a terminal connection
Down arrow
Router(config)#int ethernet 0
Router#connect
Router(config)#enable last-resort

46. User mode
Which command will delete the contents of NVRAM on a router?
Atlanta#copy run start
Router>
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?

47. Provides status of the interface - the IP address and mask - information on whether an access list is set on the interface - and basic IP information
Router(config)#interface Null
Router(config)#interface Virtual-TokenRing
Router#sh ip interface (brief)
Router(config)#enable password

48. Configure RIP Protocol
Router#access-enable
Router(config)#banner exec
Router#sh ip interface (brief)
Router(config)#router rip

49. Shows the running config; passwords may not be encrypted
Router#sh running-config (sh run)
global command
Router#connect
Router(config)#interface Multilink

50. Show info for ethernet0
outer#disconnect
Router#sh controllers serial 0/0
Router>sh controllers s 0
Router#sh int ethernet0