What is the function of the CMOS battery?

Answer

The function of the CMOS battery is to maintain important information for the BIOS to begin the start up sequence in computers. It stores the date and time and the system configuration details. CMOS is an acronym for Complementary Metal Oxide Semiconductor.
Q&A Related to "What is the function of the CMOS battery?"
The CMOS battery stores the system time and settings that most be loaded when you turn the system on. Older computers reset to a date of 1-1-1980. Computers running Windows XP or
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The cmos battery (usually a 3V 2025 or a 3V 2032 part) keeps the information in BIOS from being lost when the power is off on the computer. If you remove the battery, the BIOS will
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Clean the contacts of the battery socket.
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CMOS is an area of memory that preserves a number of settings vital to the well being of your machine. It holds things like the time and date, also the memory speed, processor type
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