3.8.12 Practice Questions

Front

A user has called to complain that her computer won't boot. It stops on the system startup screen right after the memory has been tested and displays a 301 keyboard error. Which troubleshooting step is the BEST to try first? Options: Verify that the latest UEFI firmware updates have been applied. Verify that no keys are being pressed down during POST. Download and install the latest keyboard driver from the manufacturer's website. Install a new keyboard on the computer.

Back

Verify that no keys are being pressed down during POST.

Front

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. What is the MOST likely cause of this anomaly?

Back

The CMOS battery has failed.

Front

What is the role of the CMOS in a modern computer?

Back

Saves information about system devices.

Front

What is the BEST action to take before updating the UEFI firmware on a computer showing strange behavior? Options: Connect the computer to a UPS, Change the motherboard battery, Password-protect the system, Upgrade the processor.

Back

Connect the computer to a UPS.

Front

When you boot your computer, it hangs after asking you for the current time and date. What is the MOST likely problem?

Back

The CMOS battery has failed.

Front

Which of the following components is the latest non-volatile memory technology for saving system settings when the computer is powered off? BIOS password, CMOS battery, EEPROM chips, CMOS chips

Back

EEPROM chips

Front

Which of the following components is an example of firmware? BIOS/UEFI, RAM, Cache, EEPROM

Back

BIOS/UEFI

Front

What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard and other system hardware?

Back

POST

Front

Which of the following components is necessary to keep the real-time clock running? BIOS password, CMOS battery, EEPROM chips, CMOS chips

Back

CMOS battery

Front

When do you need to upgrade the system BIOS?

Back

Whenever a BIOS update provides functionality that is not currently supported, but is required by the operating system or hardware.