Computer Science
NULL
Medium
Question
Which firmware holds a PC’s basic startup instructions?
A
POST
B
BIOS
✓ Official correct answer
C
CMOS
D
DIOS
Community credibility
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A
POST
No member explanations yet for this option.
B
BIOS
No member explanations yet for this option.
C
CMOS
No member explanations yet for this option.
D
DIOS
No member explanations yet for this option.
Explanation
The BIOS (or modern UEFI firmware) stores the computer’s startup routines. POST is a power-on test; CMOS stores settings.
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