CompTIA
FC0-U51 · Question #229
Andrew has a personal computer. One morning, he starts his computer and finds the following error message: "CMOS checksum failure." What are the most likely causes of this error? Each correct Answer…
The correct answer is B. The CMOS battery has failed. C. The CMOS chip has failed. See the full explanation below for the reasoning.
Question
Andrew has a personal computer. One morning, he starts his computer and finds the following error message: "CMOS checksum failure." What are the most likely causes of this error? Each correct Answer represents a complete solution. Choose two.
Options
- ABIOS has become outdated.
- BThe CMOS battery has failed.
- CThe CMOS chip has failed.
- DSoftware stored in the CMOS battery is infected by a virus.
How the community answered
(27 responses)- A15% (4)
- B78% (21)
- D7% (2)
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