Cisco IOS (originally Internetwork Operating System) is the software used on the vast majority of Cisco Systems routers and all current Cisco network switches. Which two of the following devices could you configure as a source for the IOS image in the boot system command? (Choose two.)
A.
RAM
B.
NVRAM
C.
flash memory
D.
HTTP server
E.
TFTP server
F.
Telnet server
C E
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The following locations can be configured as a source for the IOS image:
+ Flash (the default location)
+ TFTP server
+ ROM (used if no other source is found)
(Please read the explanation of Question 4 for more information)
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