COMPUTER HARDWARE
MOTHERBOARDS AND EXPANSION CARDS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The CMOS chip on the motherboard is loose.
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The CMOS battery has failed.
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The CMOS chip is failing.
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The CMOS settings are not being saved before powering off the computer.
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Detailed explanation-1: -An employee complains that every time they turn their computer off, the computer’s time is set to 12:00 p.m., and the date is set back to January 1, 1990. Which of the following is the MOST likely cause of this anomaly? The CMOS chip is failing.
Detailed explanation-2: -Which of the following components is an example of firmware? The basic input/output system (BIOS) and unified extensible firmware interface (UEFI) are examples of firmware.
Detailed explanation-3: -When you boot the computer, it hangs after asking you for the current time and date. What is the most likely problem? The CMOS battery has failed. What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard and other system hardware?
Detailed explanation-4: -UEFI supports drive sizes upto 9 zettabytes, whereas BIOS only supports 2.2 terabytes. UEFI provides faster boot time.
Detailed explanation-5: -The CMOS battery supplies power to the real-time clock to maintain the date and time.