To which component can a firmware update be applied without affecting any applications running on the server?

Question

Options

• ANIC
• BRAID Controller
• CBIOS
• DiDRAC

• A
  3% (1)
• B
  6% (2)
• D
  91% (29)

Explanation

iDRAC (Integrated Dell Remote Access Controller) is the correct answer because it is an out-of-band management controller that operates independently of the host operating system and its applications. Firmware updates to iDRAC occur on a separate management plane, so the server's OS and running workloads are completely unaffected.

Why the distractors are wrong:

• NIC (A): Updating NIC firmware typically requires taking the interface offline, which disrupts network-dependent applications.
• RAID Controller (B): RAID controller firmware updates can interrupt disk I/O operations, risking data corruption or application crashes.
• BIOS (C): BIOS updates require a system reboot, which terminates all running applications.

Memory tip: Think of iDRAC as a "lights-out manager" - it's a separate computer inside the server that lets admins manage the server even when it's powered off. Because it's isolated from the main system, updating it is like changing the batteries in a TV remote while the TV keeps playing.

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