Troubleshooting Hardware Issues Lesson 007: Inaccurate system Date/Time

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Last updated 11:42 PM on 9/25/26
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8 Terms

1
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What is the most likely cause of inaccurate system date/time?

A battery failing on the motherboard.

2
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What does RTC stand for?

Real-Time Clock.

3
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What does the motherboard rely on to keep the RTC in sync?

A CMOS CR2032 coin cell battery.

4
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How long does a CMOS battery last?

Three to five years.

5
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What do most modern OSs do concerning date and time?

Set it automatically through the use of a centralized NTP server.

6
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Why is time keeping important on a computer?

To log the creation date and time of files and directories, communication with other systems over Internet or network.

7
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What do older systems use in place of a CMOS CR2032 coin cell battery?

Chip-like batteries plugged into the motherboard.

8
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What is slowly replacing CMOS CR2032 coin cell batteries?

NVRAM.