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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. Description of the interactive help system
Router(config-line)#logging synchronous
Router#sh ip interface (brief)
Router#help
Router(config)#enable password todd

2. Changes buffer size (max 256)
Router(config)#int serial 5
Add a secondary IP address
Router#terminal history size
Router(config-if)#

3. A line-activation (exec) banner to be displayed when an EXEC process is created
Router(config)#banner motd
Router(config)#int serial 5
% Invalid input detected at '^' marker
Router(config)#banner exec

4. Loopback interface
Router(config)#interface Async
Router#access-profile
configure terminal (config t)
Router(config)#interface Loopback

5. Change the running-config running in dynamic RAM (DRAM)
Router#sh history
reinitialize the router and totally replace the running-config with the current startup-config
configure terminal (config t)
Router(config)#int fa 0/0

6. Virtual TokenRing
Router(config)#interface FastEthernet
Router#sh int fastethernet 0/0
Router(config)#interface Vif
Router(config)#interface Virtual-TokenRing

7. Exit the console
Router#clear counters s0/0
Cisco IOS
Router#exit
Attachment Unit Interface (AUI) connection

8. Shows last command entered
Up arrow
Atlanta(config-if)#description Sales Lan
Set telnet connection to have no password
Router>

9. Cisco Internetwork Operating System
Router#terminal history size
Cisco IOS
Router(config)#enable last-resort
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?

10. 10Mbps Ethernet network connection
Router(config)#line console
CLI
Attachment Unit Interface (AUI) connection
Router(config)#line tty

11. Part of the command is missing.
% Invalid input detected at '^' marker.

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

13. Sets the description of an interface; use it to keep track of circuit numbers - locations - etc.
% Incomplete command
Add a secondary IP address
Router#sh int fastethernet 0/0
Atlanta(config-if)#description Sales Lan

14. Router(config)#line vty 0 4
Router(config-line)#
Router#logout
Router>logout
Which of the following commands will configure all the default VTY ports on a router?

15. Lex interface
If you wanted administrators to see a message when logging into the router - which command would you use?
Router(config)#interface Lex
Router(config)#banner incoming
CLI

16. Erase start
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Atlanta#sh run
Which command will delete the contents of NVRAM on a router?
configure terminal (config t)

17. Sets the console password
Router(config)#interface Dialer
Router(config)#line console 0
EXEC session
Router(config)#interface FastEthernet

18. Exit from the EXEC
Router#disable
outer#disconnect
Router#logout
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?

19. Sh run
Exec-timeout 1 44
Bandwidth
Router(config-subif)#
view the config

20. Show protocols - show interfaces - show ip interface
Router(config-if)#clock rate 64000
Router(config-if)#
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
Router#login

21. Sets the aux password; Router(config-line)#password todd; Router(config-line)#login
Router(config)#interface Vif
Router(config)#line aux 0
Bring up Ethernet0
Set telnet connection to have no password

22. Description WAN to Miami

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23. Provide information once connected to the device
Router(config)#banner
Router(config)#interface Async
Router(config)#int serial 5
Router(config-router)#

24. Names the router Todd; Todd(config)#
Router(config)#hostname Todd
Router(config)#line aux 0
Router(config)#interface MFR
Enter interface configuration mode and configure serial 0/0

25. No shut
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Router#login
Router>logout
Enable the interface

26. Used by routing protocols such as IGRP - EIGRP - and OSPF to calculate the best cost (path) to a remote network
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#$
Bandwidth
set a user-mode password for the console port

27. Bridge-Group Virtual Interface
Router(config)#interface Virtual-Template
What keystroke will terminate setup mode?
configure terminal (config t)
Router(config)#interface BVI

28. To be displayed on terminals connected to reverse Telnet lines. This banner is useful for providing instructions to users who use reverse Telnet.
Router#access-profile
Router(config)#banner incoming
Router#sh terminal
Router#connect

29. Dialer interface
Router(config)#interface Loopback
view the config
Tab
Router(config)#interface Dialer

30. Clear counters on an interface
Router#clear counters s0/0
Router#logout
Router(config)#enable password todd
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

31. 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(config)#banner login
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#interface Dialer
Router(config-line)#exec-timeout

32. Sets the enable password to todd
Router#lock
Router#disable
Router(config)#enable password todd
Router#clear

33. Copy configuration or image data
see if a serial interface needed to provide clocking
Router(config)#interface Virtual-Template
Router#copy
Router(config)#int serial 5

34. Command-line interface
How many simultaneous Telnet sessions does a Cisco router support by default?
Atlanta(config-if)#description Sales Lan
% Invalid input detected at '^' marker.
CLI

35. Provides basic configuration for the system hardware as well as the software version - the names and sources of configuration files - and the boot images
Atlanta(config-if)#description Sales Lan
Router>enable
Auxiliary port
Router#sh version

36. Config t - hostname Chicago
Router(config)#enable secret todd
Router(config)#interface Group-Async
Router(config-line)#line vty 0 4
set the name of a router to Chicago

37. Shows previous commands entered
Down arrow
delete the configuration stored in NVRAM
Router(config)#hostname Todd
set a user-mode password for the console port

38. Change a router configuration stored on a TFTP host
Router#configure
Router(config)#interface Null
configure network (config net)
Router(config)#line x/y

39. PGM Multicast Host interface
Down arrow
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router(config)#interface Vif
Router(config)#banner motd

40. Configure a DCE serial interface in bits per second
Router(config-if)#clock rate 64000
Router(config)#line aux 0
Router(config)#line console
Cisco IOS

41. Null interface
Atlanta#erase startup-config
see if a serial interface needed to provide clocking
Router(config)#interface Null
Router#enable

42. Show interfaces
Router(config)#enable password
CLI
Router(config)#interface Multilink
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?

43. Config t - enable secret cisco
outer#disconnect
set the enable secret password to cisco
Enter global configuration mode
Atlanta#copy run start

44. Change the startup-config stored in NVRAM
Atlanta#copy run start
configure memory (config mem)
Router#copy
Cisco IOS

45. There is more than one show command sthat starts with the letters ru.
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router(config)#banner incoming
Router(config)#interface FastEthernet
Serial interfaces

46. Lock the terminal
Setup mode
Router#lock
Router#help
Bandwidth

47. Ping - traceroute - and telnet
Router(config)#interface Async
Router(config)#interface Lex
What command do you type to save the configuration stored in RAM to NVRAM?
Used to verify configuration

48. Config t - int e0 - no shut
Router(config)#enable secret todd
Router(config)#int fa 0/0
show inter et 0 and notice the port is administratively down
CLI

49. Set only once and affects the entire router
Router(config)#enable last-resort
global command
Router(config)#interface Null
Router#copy

50. Erase flash or configuration memory
Router#logout
Router#erase
Router#sh ip interface (brief)
set the name of a router to Chicago