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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. Turn off privileged commands
Router#connect
Router(config)#enable password todd
Router#disable
set the name of a router to Chicago

2. Exit from the EXEC
Router#logout
Router(config)#line console
Router(config-if)#clock rate 64000
Router>sh controllers s 0

3. Description of the interactive help system
Router#help
Router(config)#enable last-resort
Atlanta#sh start
Router(config)#router rip

4. Configure ethernet port 0
Router(config)#int ethernet 0
Auxiliary port
Router#enable
Router#clock

5. Change the running-config running in dynamic RAM (DRAM)
Router#clear
Router#login
configure terminal (config t)
Router#erase

6. Interface s0/0
Enter interface configuration mode and configure serial 0/0
Booting a router
Router#sh version
Serial0 is administratively down - line protocol is down

7. Dialer interface
Router#sh int fastethernet 0/0
Enter interface configuration mode and configure serial 0/0
Router(config)#interface Dialer
see the terminal history size

8. Request neighbor and version information from a multicast router
Router(config)#interface Dialer
Router#mrinfo
set the name of a router to Chicago
Enter global configuration mode

9. Access from console port - -modem into AUX port - and telnet
Tab
Which of the following commands will configure all the default VTY ports on a router?
EXEC session
Bring up Ethernet0

10. Clock rate 64000
Router>logout
Set telnet connection to have no password
Router(config)#service password-encryption
set a serial interface to provide clocking to another router at 64Kb

11. Privileged mode
Router#bfe
Router(config)#line console
Router>enable
Router(config)#banner

12. For manual emergency modes setting
Router>enable
Router#lock
Router#bfe
Add a secondary IP address

13. If no commands have been typed in 1 minute and 44 seconds - the console connection will be closed
Exec-timeout 1 44
Router(config-if)#bandwidth 64
Router#sh int fastethernet 0/0
Down arrow

14. Turn on privileged commands
Router#enable
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Router(config)#interface MFR
Router#clear

15. Exit the console
Router#clear
Router#sh terminal
Router#logout
reinitialize the router and totally replace the running-config with the current startup-config

16. The administrator has the interface shut down.
Router>logout
Serial0 is administratively down - line protocol is down
Atlanta#sh start
Router(config-line)#logging synchronous

17. Enable secret Cisco
Router(config)#enable password
Serial0 is administratively down - line protocol is down
Router#sh history
Which of the following commands sets the secret password to Cisco?

18. Sets the console password
Router(config)#line aux
Router(config)#line console 0
Used to verify configuration
Atlanta#copy run start

19. Async interface
EXEC session
Router(config)#interface Async
Down arrow
Serial interfaces

20. Clear counters on an interface
Password required - but none set: Which of the following sequences will address this problem correctly?
Router#clear counters s0/0
Atlanta#erase startup-config
Router#sh controllers serial 0/0

21. Changes buffer size (max 256)
Router#terminal history size
Router(config)#enable secret
Router(config)#enable secret todd
Router(config)#interface Tunnel

22. Copy start run doesn't replace the configuration - it appends it. To completely replace the running-config with the startup-config - you must reload the router.
Used to verify configuration
Router(config-if)#
Router(config)#banner exec
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?

23. Create a temporary Access-List entry
Tab
Cisco IOS
Router#access-enable
Up arrow

24. Shows terminal configurations and history buffer size
Router(config)#enable password todd
Which of the following commands will configure all the default VTY ports on a router?
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router#sh terminal

25. Sh int e0; config t; int e0; ip address 172.16.10.2 255.255.255.0; no shut; sh int e0
Configure an IP address on e0
Which command will delete the contents of NVRAM on a router?
Router#sh controllers serial 0/0
Router#sh running-config (sh run)

26. Manually save the file from DRAM to NVRAM
Router(config)#line console
Atlanta#copy run start
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router#copy

27. Apply user-profile to interface
Router(config)#$
Router#bfe
Router(config)#interface Multilink
Router#access-profile

28. Sets the enable password to todd
Router(config)#banner login
Router(config)#enable password todd
Router(config)#enable use-tacacs
Router#logout

29. 'out-of-band' (meaning out of the network) access
Auxiliary port
Router(config)#enable last-resort
Router>
Router#disable

30. Loopback interface
Router(config)#router rip
configure network (config net)
Router#debug
Router(config)#interface Loopback

31. Shows last command entered
Router>enable
set the name of a router to Chicago
Up arrow
Router#sh controllers serial 0/0

32. Erase flash or configuration memory
What keystroke will terminate setup mode?
Router#erase
Serial0 is administratively down - line protocol is down
Router#sh protocols

33. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
Router>enable
Router(config-line)#logging synchronous
Router(config)#service password-encryption
Router#sh ip interface (brief)

34. Command string isn't done yet
What keystroke will terminate setup mode?
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
% Incomplete command
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR

35. User mode
Router#
Router(config)#line vty
Router>
configure memory (config mem)

36. Sh run
Used to verify configuration
Router(config)#enable secret
Auxiliary port
view the config

37. This tells the router to authenticate through a TACACS server
global command
Router(config)#enable use-tacacs
Router#sh terminal
Router#clock

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

39. Allows you to configure modem commands so that a modem can be connected to the router
Atlanta#copy run start
Auxiliary port
Router(config)#interface Vif
Serial interfaces

40. WAN connections
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(config)#interface MFR
outer#disconnect
Serial interfaces

41. RJ-45 (8-pin modular) port; no password by default
Console port
Router(config)#line tty
configure terminal (config t)
Router#sh int fastethernet 0/0

42. Async Group interface
Router(config)#interface Group-Async
Router#logout
Router#copy
Router>

43. SFRemote(config-line)#login
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
Password required - but none set: Which of the following sequences will address this problem correctly?
Router(config)#enable last-resort
Router#config t

44. Ping - traceroute - and telnet
Used to verify configuration
Router(config)#line vty
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. Sets the telnet password
Router(config)#interface Virtual-TokenRing
Router(config-line)#line vty 0 4
Router#clear
Router(config-if)#clock rate 64000

46. Manage the system clock
How many simultaneous Telnet sessions does a Cisco router support by default?
Router(config-line)#exec-timeout
% Incomplete command
Router#clock

47. FastEthernet IEEE 802.3
Router(config)#interface FastEthernet
Router(config-line)#
Auxiliary port
Router(config)#enable password todd

48. Provides basic configuration for the system hardware as well as the software version - the names and sources of configuration files - and the boot images
Router(config-line)#line vty 0 4
Router(config)#hostname Todd
Router#sh version
Router(config)#int fa 0/0

49. Create a temporary Access-List entry
Router>
Router#access-template
Router(config)#banner incoming
Router(config-if)#bandwidth 64

50. Physical layer
Router(config)#int fa 0/0
Router#disable
see if a serial interface needed to provide clocking
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