FC0-U61 · Question #347
Which of the following devices has its own BIOS?
The correct answer is D. Video adapter. A video adapter (graphics card) often contains its own Basic Input/Output System (BIOS), known as a Video BIOS or VBIOS, to initialize and control the card's functions before the main system BIOS loads the operating system.
Question
Which of the following devices has its own BIOS?
Options
- AHard disk drive
- BSound card
- CNetwork interface card
- DVideo adapter
How the community answered
(28 responses)- B4% (1)
- C4% (1)
- D93% (26)
Why each option
A video adapter (graphics card) often contains its own Basic Input/Output System (BIOS), known as a Video BIOS or VBIOS, to initialize and control the card's functions before the main system BIOS loads the operating system.
A hard disk drive contains firmware for its internal operations, but it does not have a separate BIOS that the system interacts with in the same way it does with a VBIOS; the system BIOS manages communication with the HDD.
A sound card typically relies on drivers loaded by the operating system and does not contain its own independent BIOS for system-level initialization.
A network interface card (NIC) might contain boot ROM (PXE boot) firmware for network booting, but it does not have a comprehensive BIOS for its general operations like a video card does.
A video adapter, especially a dedicated graphics card, typically includes its own BIOS (VBIOS) which contains firmware to initialize and manage the video card's hardware components during system startup. This VBIOS allows the system to display output before the operating system's drivers are loaded.
Concept tested: Device-specific BIOS/firmware
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