During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order the router uses to find an operating system?

A．ROM, TFTP server, Flash

B．Flash, TFTP server, ROM

C．Flash, NVRAM, TFTP server

D．Flash, ROM, TFTP server

E．Flash, TFTP server, RAM

参考答案

正确答案：B
解析：Explanation:BootinguptheRouter:CiscorouterscanbootCiscoIOSsoftwarefromtheselocations:1.Flashmemory2.TFTPserver3.ROM(notfullCiscoIOS)Multiplesourceoptionsprovideflexibilityandfallbackalternatives.