JKSSB Mock Tests

What is the function of the CMOS battery on a motherboard?

A. Powers the real-time clock and stores BIOS settings when the computer is off
B. Provides main power to the CPU
C. Charges the laptop battery
D. Supplies power to USB ports
Answer: Option A
Solution (By JKSSB Mock Tests Team)
The CMOS battery maintains system time, date, and BIOS configuration data when mains power is disconnected.
This Question Belongs to: Computer mcqs Computer set 1

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