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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. Bridge-Group Virtual Interface
Enter interface configuration mode and configure serial 0/0
Router(config)#interface BVI
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#interface Async
2. Reset functions
Router(config)#interface Virtual-Template
set a serial interface to provide clocking to another router at 64Kb
Router#clear
Which command will delete the contents of NVRAM on a router?
3. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
reinitialize the router and totally replace the running-config with the current startup-config
Bandwidth
Auxiliary port
Router(config)#service password-encryption
4. 'out-of-band' (meaning out of the network) access
Router#access-profile
Cisco IOS
Auxiliary port
% Invalid input detected at '^' marker.
5. Global configuration mode
Serial0 is administratively down - line protocol is down
Router#config t
Router>logout
Router(config)#interface Async
6. Show protocols - show interfaces - show ip interface
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
Router(config)#interface Async
Router(config)#enable password todd
Which of the following commands sets the secret password to Cisco?
7. 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
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router#sh ip interface (brief)
Router(config)#interface Group-Async
8. Setup mode
Router(config)#interface Serial
delete the configuration stored in NVRAM
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Cisco IOS
9. 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#sh ip interface (brief)
Router(config)#interface Group-Async
Router#exit
Router(config-if)#clock rate 64000
10. Delete the start-up config
Router#help
Atlanta#erase startup-config
Router(config)#$
Router>logout
11. The command service password-encryption - from global configuration mode - will encrypt the passwords.
12. Clock rate 64000
set a serial interface to provide clocking to another router at 64Kb
CLI
Router#disable
Router(config)#router rip
13. Sh run
Which of the following commands will configure all the default VTY ports on a router?
Router#clear counters s0/0
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
view the config
14. Exit the console
view the config
configure terminal (config t)
Console port
Router#exit
15. Erase startup-config
Router#logout
delete the configuration stored in NVRAM
Router(config)#interface Group-Async
Router(config)#interface Vif
16. Show controllers int
What command do you type to save the configuration stored in RAM to NVRAM?
see if a serial interface needed to provide clocking
outer#disconnect
Router#clear counters s0/0
17. Turn on privileged commands
Router#disable
Router#enable
Router(config)#enable password todd
Router(config)#interface MFR
18. 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 aux
Router(config)#interface Virtual-TokenRing
Router(config)#banner exec
Router(config)#interface CTunnel
19. If no commands have been typed in 1 minute and 44 seconds - the console connection will be closed
Router#config t
Router(config)#line vty
Router(config)#int serial 5
Exec-timeout 1 44
20. Config t - line console 0 - login - password todd
set a user-mode password for the console port
Router(config-line)#
% Ambiguous command:
configure terminal (config t)
21. View the config that will run when the router is reloaded; tells us how much NVRAM is being used
Atlanta#copy run start
Router(config)#interface Virtual-TokenRing
Atlanta#sh start
Router(config)#int ethernet 0
22. Exit the console
Router>logout
Used to verify configuration
Router(config)#enable password todd
Router(config)#line <0-70>
23. 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 MFR
configure terminal (config t)
Router(config-line)#
24. CTunnel interface
Router(config)#interface CTunnel
reinitialize the router and totally replace the running-config with the current startup-config
Router#access-template
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
25. Manage the system clock
Router#clock
Router#sh version
Router(config)#interface Serial
Router(config)#enable secret todd
26. Configure the bandwidth of a serial interface in kilobits
Router(config-if)#bandwidth 64
Setup mode
Router(config)#router rip
configure terminal (config t)
27. Apply user-profile to interface
Router#access-profile
Router(config)#$
Router(config)#service password-encryption
Router#sh ip interface (brief)
28. Lex interface
Router(config)#interface BVI
Router#sh protocols
How many simultaneous Telnet sessions does a Cisco router support by default?
Router(config)#interface Lex
29. Sets the aux password; Router(config-line)#password todd; Router(config-line)#login
delete the configuration stored in NVRAM
Router(config)#line aux 0
Add a secondary IP address
Cisco IOS
30. Power-on seft test (POST) - loads the Cisco IOS from flash - loads config from NVRAM
Add a secondary IP address
Router#sh protocols
Router(config)#banner
Booting a router
31. Interface range command
Up arrow
configure terminal (config t)
Router(config)#interface range
Booting a router
32. Configure a DCE serial interface in bits per second
Atlanta#copy run start
Router(config-if)#clock rate 64000
Router#logout
Label the interface 'WAN to Miami'
33. Log in as a particular user
Router(config)#interface CTunnel
Router(config-line)#
Bring up Ethernet0
Router#login
34. Configure serial port 5
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)#interface Serial
Router(config)#int serial 5
Used to verify configuration
35. Sets the enable secret password to todd
Which of the following commands will configure all the default VTY ports on a router?
Up arrow
Router(config)#enable secret todd
Configure an IP address on e0
36. 5
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?
Router(config)#banner motd
How many simultaneous Telnet sessions does a Cisco router support by default?
Router#clear
37. Cisco Internetwork Operating System
Cisco IOS
Router(config)#line console
Bring up Ethernet0
Router(config)#interface Null
38. Shows previous commands entered
Router(config)#interface Loopback
Down arrow
Router(config)#interface Null
Enable the interface
39. Terminal controller
Router#clear counters s0/0
outer#disconnect
configure network (config net)
Router(config)#line tty
40. Sh int e0; config t; int e0; ip address 172.16.10.2 255.255.255.0; no shut; sh int e0
Router(config)#router rip
Router(config)#interface Loopback
Configure an IP address on e0
Enable the interface
41. Stops console messages from popping up and disrupting the input you're trying to type
Router#terminal history size
Router(config)#int serial 5
Router#clear counters s0/0
Router(config-line)#logging synchronous
42. Sets the description of an interface; use it to keep track of circuit numbers - locations - etc.
Atlanta(config-if)#description Sales Lan
view the config
Router#lock
Router#disable
43. Command-line interface
configure terminal (config t)
Router(config)#interface Async
CLI
What command do you type to save the configuration stored in RAM to NVRAM?
44. Sets the enable password on older - pre-10.3 systems - and isn't ever used if an enable secret is set
Router(config)#enable password
Label the interface 'WAN to Miami'
Router#clear counters s0/0
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?
45. Config t - enable secret cisco
Router(config-if)#clock rate 64000
set the enable secret password to cisco
Router#debug
Router(config)#banner motd
46. Sets the console password
Cisco IOS
Router(config)#line console 0
Add a secondary IP address
What keystroke will terminate setup mode?
47. Shows the running config; passwords may not be encrypted
Router#sh running-config (sh run)
Router#clear counters s0/0
Router(config)#service password-encryption
Router(config)#interface MFR
48. Interface configuration mode
Router(config-router)#
Router(config)#enable password
Router(config-if)#
Router(config)#service password-encryption
49. Go back from privileged mode into user mode
% Ambiguous command:
Serial0 is administratively down - line protocol is down
Router#sh controllers serial 0/0
Router#disable
50. Shows last 10 commands entered by default
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Atlanta#erase startup-config
Router#sh history
Enter interface configuration mode and configure serial 0/0