CCNA 2 Module 5 V3.1 Answers

1. If boot system commands have been configured, which of the following could happen if a router fails to obtain an IOS image from the primary sources during bootup?

The router will load a subset of a full IOS version from system ROM.

The router will attempt to reboot two times before failing.

The router will load the last good IOS image from NVRAM.

The administrator will be prompted to load a valid IOS image.


2. Which command is used to change the order in which the router looks for system bootstrap information?





config system bootstrap


3. If a router cannot find a valid configuration file during the startup sequence, what will occur?

The startup sequence will reset.

The router will prompt the user for a response to enter setup mode.

The startup sequence will halt until a valid configuration file is acquired.

The router will generate a default configuration file based on the last valid configuration.

The router will monitor local traffic to determine routing protocol configuration requirements.


4. Which command will backup configuration files from RAM to NVRAM or a TFTP server?






5. Which command will copy an IOS image from a TFTP server to a router?

Router# copy tftp flash

Router# copy flash tftp

Router(config)# copy tftp flash

Router(config)# copy flash tftp


6. Which of the following can be configured as a source for the IOS image by using the boot system command? (Choose two.)

TFTP server

HTTP server

Telnet server

Flash memory

NVRAM memory


7. Which part of the configuration register indicates the location of the IOS?

the bootstrap

the boot field

the IOS locator

the system image loader


8. Routers have different types of memory. Choose the answer that describes flash memory.

provides working storage

stores a fully functional IOS image

stores the startup configuration file

initializes the code used to boot the router


9. What does a configuration register setting of 0x2102 indicate on a router?

It tells the router to locate and load the IOS from NVRAM.

It tells the router to locate and load the IOS from FLASH.

It tells the router to bypass the configuration in NVRAM.

It tells the router to look in the startup configuration for boot system commands.


10. An IOS image can be copied into flash from a TFTP server. Which of the following statements are true regarding this process? (Choose three.)

A series of "!'s" are displayed as the image is downloaded successfully to flash.

The copy tftp flash:filename ip address command is used to copy the IOS from the server to flash.

After the new flash image is downloaded, it is verified.

A series of "e's" are displayed as the current IOS image is erased from flash.

Flash must be cleared with the erase command prior to beginning the download process.


11. If the configuration register instructs a router to look for configuration information in NVRAM and no boot system commands exist there, from where will the router next attempt to boot the IOS?







12. The router has been configured with a valid configuration file. Which of the following could be a cause for a router not booting normally? (Choose two.)

The flash image is corrupt.

A console cable is disconnected.

The flash image is located in NVRAM.

The startup configuration file is incomplete.

The router encountered a hardware error.


13. What command can be used in ROM monitor mode to run the IOS image in flash?

rommon1> config-register 0x2102

rommon1> boot flash:filename

rommon1> xmodem:filename

rommon1> boot system flash:filename

rommon1> reload system flash:


14. Where does a router look for boot system statements?






15. Which of the following are steps in saving a router configuration file to a TFTP server? (Choose three.)

Enter configuration mode.

Enter the IP address to the TFTP server.

Use the copy running-config tftp command.

Use the copy tftp running-config command.

Name the configuration file or accept the default name.


16. The Cisco IOS image naming convention allows identification of different versions and capabilities of the IOS. What information can be gained from the filename c2600-d-mz.121-4? (Choose two.)

The "mz" in the filename represents the special capabilities and features of the IOS.

The file is uncompressed and requires 2.6 MB of RAM to run.

The software is version 12.1, 4th revision.

The file is downloadable and 121.4MB in size.

The IOS is for the Cisco 2600 series hardware platform.



CCNA 2 Module 5 V3.1 Answers (1)
The commands shown in the graphic were entered to alter the startup sequence of the router. On the next reload, which IOS will be loaded?

The router will load c2500-js-l.112-26d.

The router will load c2500-d-l.120-9.

The router will load the IOS from ROM.

The router will boot into ROM monitor mode.


18. Which two items below are required by routers in order for them to perform their basic operations? (Choose two.)

a tftp server

a configuration file

a configuration register file

an operating system file

a DNS table


19. Routers have different types of memory. Choose the answer that describes NVRAM.

provides working storage

stores a fully functional IOS image

stores the startup configuration file

initializes the code that is used to boot the router

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