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Test your basic knowledge |
CCNA Managing An Internetwork
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
ccna
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. Used to hold the router and switch configuration. NVRAM is not erased when the router or switch is reloaded.
NVRAM (nonvolatile RAM
Show interfaces; show ip route; ping
verify stored config
Todd2509(config)#no ip domain-lookup
2. Tells the router to look in NVRAM for the boot sequence; default configuration setting on Cisco routers; bits 13 - 8 - and 1 are on
0x2102
Ctrl+Shift+6 - then X
reset the router
Temporary DNS entries; Permanent name-to-address mappings created using the ip host command
3. The default configuration register setting of 0x2102 provides what function to a router?
Tells the router to look in NVRAM for the boot sequence
Bootstrap
Router#sh cdp
sh ver
4. Set CDP timer to 90 seconds
Router(config)#cdp timer 90
Config mem
Show version
Router#sh cdp traffic
5. Set CDP holdtime to 240 seconds
Show version
Router(config)#cdp holdtime 240
configuration register
Bootstrap
6. Which command displays the configuration register setting?
restore router config
Show version
It is used to bypass the configuration in NVRAM
Router(config)#cdp timer 90
7. Come back to your original router console via telnet
No VTY password has been set.
[Cntl+Shift+6 - then X]
Show cdp neighbor
Router#clear line ?
8. Turn off CDP completely
The router will enter ROM monitor mode
Cisco Discovery Protocol (CDP)
Router#sh processes
no cdp run
9. You copy a configuration from a network host to a router's RAM. The configuration looks correct - yet it is not working at all. What could the problem be?
Copy tftp flash
No debug all
Show cdp neighbor
The copy did not override the shutdown command in running-config
10. Verify the amount of flash memory and the file or files being stored in flash memory
Router#exit
sh flash
0x2102
The router will enter ROM monitor mode
11. Stored in the microcode of the ROM - the bootstrap is used to bring a router up during initialization. It will boot the router and then load the IOS.
Bootstrap
To verify that the CPU utilization is low enough to handle the effects of a debug command
ROM (read-only memory)
Router#sh cdp entry * version
12. What command can you use to merge a backup configuration with the configuration in RAM?
Copy tftp run or copy start run
Flash memory
Router#sh cdp entry * protocol
The Router Boot Sequence
13. See the connections made from your router to a remote device
Router#sh sessions
The configuration register setting is incorrect.
Router#sh users
Configuration register
14. If NVRAM lacks boot system commands - where does the router look for the Cisco IOS by default?
The copy did not override the shutdown command in running-config
Access control list is filtering Telnet & The VTY password is missing
Show version
Flash
15. A proprietary protocol designed by Cisco to help administrators collect information about both locally attached and remote devices
Cisco Discovery Protocol (CDP)
Router#sh processes
Copy flash tftp
show interfaces
16. Turn CDP on for an interface
Router#sh cdp entry * version
cdp enable
Backing Up the Cisco IOS
Telnet
17. During the boot sequence - a router needs to locate and load an operating system. What is the default order the router uses to find an operating system?
Router#disconnect ?
Router(config)#cdp timer 90
Todd2509(config)#no ip domain-lookup
Flash - TFTP server - ROM
18. Test connectivity to remote devices
ping and trace
Copy tftp flash
Telnet
verify current router config
19. Verifying your routing table
show ip route
Terminal monitor
verify stored config
Router#sh cdp entry * protocol
20. Which of the following commands enables a network administrator to verify the Application layer connectivity between source and destination?
Router#sh users
Telnet
Router#sh cdp nei de
Copy tftp flash
21. Sh run
verify current router config
show ip route
Todd2509(config)#ip name-server {IP address of DNS Server}
change back to default configuration
22. What command can you use to upgrade a Cisco IOS?
Copy tftp flash
Show cdp neighbor
Disconnect
Temporary DNS entries; Permanent name-to-address mappings created using the ip host command
23. Turn off domain-lookup
Router#disconnect ?
Bootstrap
Todd2509(config)#no ip domain-lookup
Mini-IOS
24. To end a session of a device attached to your local device through Telnet
No VTY password has been set.
erase the config
Router#clear line ?
NVRAM should be erased and the router restarted
25. Router#copy run start
Router#disconnect ?
Router(config)#ip host {name of host - tpc port number - IP address of host}
cdp enable
copy current version to NVRAM
26. Displays information about interface traffic - including the number of CDP packets sent and received and the errors with CDP
To verify that the CPU utilization is low enough to handle the effects of a debug command
The copy did not override the shutdown command in running-config
Todd2509(config)#no ip domain-lookup
Router#sh cdp traffic
27. You have your laptop directly connected into a router's Ethernet port. Which of the following are among the requirements for the copy flash tftp command to be successful? (Choose three.)
28. Stored in the microcode of the ROM - the ROM monitor is used for manufacturing - testing - and troubleshooting.
configuration register
Tells the router to look in NVRAM for the boot sequence
ROM monitor
Copy flash tftp
29. What command will show you your active Telnet connections to neighbor and remote devices?
Show sessions
Router#sh cdp entry *
TFTP server software must be running on your laptop; The laptop must be on the same subnet as the router's Ethernet interface; The copy flash tftp command must be supplied the IP address of the laptop
Temporary DNS entries; Permanent name-to-address mappings created using the ip host command
30. Evaluate router performance and CPU utilization
NVRAM (nonvolatile RAM
Router#sh processes
Access control list is filtering Telnet & The VTY password is missing
No debug all
31. Router#erase startup-config
erase the config
Disconnect
NVRAM (nonvolatile RAM
The router will enter ROM monitor mode
32. Displays information about each interface using CDP - including the encapsulation on the line - the timer - and the holdtime for each interface.
Router#sh cdp int
show interfaces
Copy flash tftp
copy current version to tftp server
33. Why is the show processes command used on a router before a debug command is entered?
show ip route
Copy flash tftp
verify current router config
To verify that the CPU utilization is low enough to handle the effects of a debug command
34. A network administrator wants to upgrade the IOS of a router without removing the image currently installed. What command will display the amount of memory consumed by the current IOS image and indicate whether there is enough room available to hold
Router#sh cdp
Show flash
Router#sh cdp entry *
Copy tftp flash
35. Status of each interface
Ctrl+Shift+6 - then X
show interfaces
Router#sh processes
Ctrl+Shift+6 - then X
36. You telnet into a router and type debugging commands to help you troubleshoot a problem; however - no output appears. What command should you type to view the debug output?
[Cntl+Shift+6 - then X]
Terminal monitor
Copy tftp flash
Access control list is filtering Telnet & The VTY password is missing
37. To end a session from a local device
Router#disconnect ?
Access control list is filtering Telnet & The VTY password is missing
No VTY password has been set.
It is used to bypass the configuration in NVRAM
38. Router#copy flash tftp
Todd2509(config)#ip name-server {IP address of DNS Server}
Cisco Discovery Protocol (CDP)
copy current version to tftp server
Backing Up the Cisco IOS
39. Rommon 1 > confreg 0x2142
It is used to bypass the configuration in NVRAM
Router#sh cdp nei de
Router(config)#cdp timer 90
Change the configuration register to turn on bit 6
40. Router#copy run tftp
Router#sh cdp
0x2102
copy current version to tftp server
Config mem
41. Used to hold packet buffers - ARP cache - routing tables - and also the software and data structures that allow the router to function. Running-config is stored in RAM - and the IOS can also be run from RAM in some routers.
RAM (random-access memory)
Router#sh users
Show version
TFTP server software must be running on your laptop; The laptop must be on the same subnet as the router's Ethernet interface; The copy flash tftp command must be supplied the IP address of the laptop
42. List all active consoles and VTY ports in use
Todd2509(config)#ip name-server {IP address of DNS Server}
Backing Up the Cisco IOS
Router#sh users
No debug all
43. What keystrokes can you use to telnet into multiple devices simultaneously?
verify stored config
Ctrl+Shift+6 - then X
Router#sh processes
Router#sh cdp nei de
44. Called the RXBOOT or bootloader by Cisco - the mini-IOS is a small IOS in ROM that can be used to bring up an interface and load a Cisco IOS into flash memory. The mini-IOS can also perform a few other maintenance operations.
ping and trace
Mini-IOS
Configuration register
Router#sh users
45. Router#copy tftp flash
RAM (random-access memory)
configuration register
no cdp run
Restoring or Upgrading the Cisco Router IOS
46. See the current value of the configuration register and IOS version
boot a small IOS from ROM
Cisco Discovery Protocol (CDP)
sh ver
Flash memory
47. Router(config)#config-register 0x2101
Copy start run
boot a small IOS from ROM
Router#sh cdp entry *
Router#disconnect ?
48. Ctrl+Break during router bootup; IOS is corrupt or missing; no network connectivity available to find a TFTP host; the mini-IOS from ROM doesn't load
0x2102
The Router Boot Sequence
enter ROM monitor mode
ROM (read-only memory)
49. Router#copy tftp run
Router#sh processes
restore router config
Router#sh hosts
Copy flash tftp
50. From the 2600 series router - type reset; From the 2500 series router - type I (for initialize)
Router#sh cdp int
reset the router
Copy start tftp
Show cdp neighbor detail or show cdp entry *