Supporting Cisco Routing and Switching Network Devices (RSTECH) — Question 1

Which type of memory stores the configuration of a router or switch by default?

Answer options

• A. RAM
• B. ROM
• C. NVRAM
• D. flash

Correct answer: A

Explanation

RAM is the memory type that stores the active configuration of routers and switches while they are powered on. ROM, NVRAM, and flash have different roles; ROM contains the bootstrap code, NVRAM is used for saving configurations persistently, and flash is for storing the operating system and other files.