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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. Ping - traceroute - and telnet
Which of the following commands sets the secret password to Cisco?
Booting a router
Router(config)#interface range
Used to verify configuration
2. 'out-of-band' (meaning out of the network) access
Router(config)#interface Loopback
Auxiliary port
Router#
Router#clear
3. Configure serial port 5
Router(config)#int serial 5
Router(config)#interface Virtual-TokenRing
Atlanta#erase startup-config
configure memory (config mem)
4. To configure routing protocols such as RIP and IGRP
Router(config-router)#
Router(config)#banner incoming
How many simultaneous Telnet sessions does a Cisco router support by default?
global command
5. Router#reload
Router(config)#banner exec
reinitialize the router and totally replace the running-config with the current startup-config
Enable the interface
Router#debug
6. Router(config)#line vty 0 4
Which of the following commands will configure all the default VTY ports on a router?
Router#disable
Router(config)#enable use-tacacs
Router#clear counters s0/0
7. Sets the time-out for the console EXEC session; never timing out (0 0) to 35 -791 minutes and 2 -147 -483 seconds. The default is 10 minutes
Router#sh terminal
configure network (config net)
Router(config-line)#exec-timeout
CLI
8. The command show ip protocols will actually show you the broadcast address for each interface—too bad it isn't a possible answer. Your best answer is show interfaces - which will provide the IP address and mask for each interface. You can then determ
Router(config-line)#line vty 0 4
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Router#sh protocols
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?
9. Access from console port - -modem into AUX port - and telnet
EXEC session
Router#debug
Router(config)#int ethernet 0
configure memory (config mem)
10. Log in as a particular user
Bring up Ethernet0
configure terminal (config t)
Auxiliary port
Router#login
11. Subinterfaces allow you to create logical interfaces within the router
Router(config)#banner incoming
CLI
Router(config-subif)#
Auxiliary port
12. 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)#enable use-tacacs
Router(config)#enable last-resort
Router(config)#int fa 0/0
Cisco IOS
13. Shows the running config; passwords may not be encrypted
Router(config)#interface Multilink
Enter interface configuration mode and configure serial 0/0
show inter et 0 and notice the port is administratively down
Router#sh running-config (sh run)
14. 5
Used to verify configuration
Router(config)#interface Vif
How many simultaneous Telnet sessions does a Cisco router support by default?
Router(config)#enable password todd
15. PGM Multicast Host interface
Router(config)#interface range
Serial interfaces
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Router(config)#interface Vif
16. Provide information once connected to the device
Router#sh terminal
Router(config)#banner exec
Router(config)#banner
% Invalid input detected at '^' marker.
17. Setup mode
Router(config)#enable last-resort
Router(config)#line console 0
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
18. Description of the interactive help system
What keystroke will terminate setup mode?
Cisco IOS
Bandwidth
Router#help
19. View the current config
Router#sh int fastethernet 0/0
Atlanta#sh run
Router#enable
configure terminal (config t)
20. Create a temporary Access-List entry
Router#access-template
Router(config)#int serial 5
Router(config)#banner login
Router(config)#$
21. Interface range command
Atlanta#sh run
Router(config)#interface range
Router>
Router#disable
22. Virtual TokenRing
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
% Invalid input detected at '^' marker.
Router(config-subif)#
Router(config)#interface Virtual-TokenRing
23. Serial interface
Router(config)#interface Serial
Atlanta#copy run start
Router(config)#enable secret
Router#login
24. Global configuration mode and changes what's known as the running-config
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-subif)#
Router(config)#hostname Todd
configure terminal (config t)
25. Clock rate 64000
set a serial interface to provide clocking to another router at 64Kb
Console port
Label the interface 'WAN to Miami'
Router#sh int fastethernet 0/0
26. 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.
Enter interface configuration mode and configure serial 0/0
Router(config)#banner login
Which of the following commands will configure all the default VTY ports on a router?
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
27. Request neighbor and version information from a multicast router
Router(config)#hostname Todd
Router#mrinfo
How many simultaneous Telnet sessions does a Cisco router support by default?
Router(config-line)#
28. Sets the console password
Router#copy
Router(config)#line console 0
Router(config)#line tty
Router(config)#interface Dialer
29. CTunnel interface
Router(config)#interface CTunnel
Router(config-if)#clock rate 64000
Router#access-template
Router#logout
30. Shows terminal configurations and history buffer size
set a serial interface to provide clocking to another router at 64Kb
Router(config)#enable password todd
Router#sh history
Router#sh terminal
31. Shows last 10 commands entered by default
Router(config)#interface Lex
Router#clear counters s0/0
Router>enable
Router#sh history
32. Show protocols - show interfaces - show ip interface
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 Group-Async
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
What command do you type to save the configuration stored in RAM to NVRAM?
33. Config t - enable secret cisco
Enter interface configuration mode and configure serial 0/0
set the enable secret password to cisco
Router>enable
Router(config)#service password-encryption
34. Cisco CLI that exists in user mode and privileged mode
EXEC session
Configure an IP address on e0
Which of the following commands sets the secret password to Cisco?
show inter et 0 and notice the port is administratively down
35. Async interface
reinitialize the router and totally replace the running-config with the current startup-config
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 t
Router(config)#interface Async
36. Change the startup-config stored in NVRAM
Router#access-enable
Router#debug
configure memory (config mem)
global command
37. A line-activation (exec) banner to be displayed when an EXEC process is created
Router#sh history
Router#config t
Router(config)#banner exec
Router(config)#interface Virtual-Template
38. Erase startup-config
delete the configuration stored in NVRAM
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)#line x/y
% Incomplete command
39. Ctrl+C
Which command will delete the contents of NVRAM on a router?
Router(config)#interface Group-Async
Configure the interface IP address to '10.1.5.255 255.255.252.0'
What keystroke will terminate setup mode?
40. Privileged mode
Router#
Router#enable
Router(config)#banner incoming
Router(config)#enable use-tacacs
41. Lock the terminal
Down arrow
Up arrow
Tab
Router#lock
42. Async Group interface
Router(config)#interface Group-Async
Router#bfe
Router#erase
Password required - but none set: Which of the following sequences will address this problem correctly?
43. Interface configuration mode
Router(config)#interface Lex
Router>logout
Router#access-template
Router(config-if)#
44. Names the router Todd; Todd(config)#
Router(config)#interface Virtual-TokenRing
Router#sh int fastethernet 0/0
Booting a router
Router(config)#hostname Todd
45. No shut
Router#sh version
Enable the interface
Atlanta#sh start
Router#sh int ethernet0
46. Show interfaces
Router(config)#line vty
If you wanted administrators to see a message when logging into the router - which command would you use?
Router#disable
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
47. Shows last command entered
see if a serial interface needed to provide clocking
Router(config)#enable use-tacacs
Atlanta#sh run
Up arrow
48. Configure RIP Protocol
Router>sh controllers s 0
Router(config)#router rip
Router#mrinfo
Auxiliary port
49. Slot/Port for Modems
Router>sh controllers s 0
Router(config)#line x/y
Router(config)#interface Null
Router(config)#$
50. Manually save the file from DRAM to NVRAM
view the config
How many simultaneous Telnet sessions does a Cisco router support by default?
Atlanta#copy run start
set a serial interface to provide clocking to another router at 64Kb