Comptia 220-801 4.6.6 Practice Test Questions

During the POST, you receive the following message: Keyboard not present. Press F1 to continue. What are the most likely causes of this error message? (Select TWO.)

A stuck key on the keyboard A poor keyboard connection

You have decided to install a new Ethernet network adapter in your Windows 10 desktop computer. After installing the card and booting to Windows, you notice that you have no network connection. After looking in Device Manager, you see that the new network card was detected, but Windows doesn't know what it is. After doing a quick search on the internet, you find what looks like the correct driver and install it. A reboot of Windows is performed, but almost immediately after logging on, your computer crashes. Thinking this must be a fluke, you reboot again with the same result. Which of the following is the BEST tool to get Windows to load properly?

Boot to Safe Mode and uninstall the network driver.

Alice recently purchased a new cell phone. After her vacation, Alice wanted to transfer her holiday photos to her computer, where she could do some touchup work before sending the pictures to her children. When Alice attached her phone to her computer, she saw that Windows detected her phone and tried to load the applicable software to give her access to her phone. Unfortunately, after trying for several minutes, Windows displayed a message indicating that it was unsuccessful. When Alice explored her available drives, her phone was not listed. Which of the following would be the BEST administrative tool to help Alice gain access to her phone?

Device Manager

Which system utility would you use to troubleshoot hardware devices, examine and control the resources used by specific devices, and install updated device drivers?

Device Manager

You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. Since the installation, the system frequently crashes when you try to access the new device. Which of the following steps would MOST likely resolve this issue?

Download and install the latest driver from the manufacturer's website.

You have just installed a new device in your Windows system. After installation, you can't use the device. You check Device Manager and find an icon for the device with a yellow exclamation mark over it. What should you do?

Download the latest driver from the manufacturer's website.

You recently installed a fiber-optic network board in an expansion slot in your system's motherboard. You no longer need to use the integrated UTP network board that is integrated in the motherboard. Click the option you would use in the properties of the integrated network adapter in Device Manager to disable it.

Driver

A user complains that his USB scanner no longer works. You check Device Manager and see an icon with a black down arrow on it. What should you do?

Enable the device in Device Manager.

You are trying to connect a new USB device to your computer. You install the driver and then connect the device to an open USB port. The device does not work. Which of the following troubleshooting steps is the BEST to try first?

Make sure the USB device is plugged in properly.

You have just installed several devices to a computer at once, but now the computer fails to boot properly. Which of the following troubleshooting steps is the BEST to try first?

Remove all of the newly added devices and install them one at a time.

You have just installed a new hardware device, upgraded the driver, and installed the custom software that came with the device. Now you can't get the device to work. Which of the following troubleshooting steps is the BEST to try first?

Run any diagnostic software that came with the device.

A user installs a new graphics application on her Windows system. During the installation process, the application prompts the user to load a custom video driver that has been optimized for the application. She does so and then completes the installation. Several days later, the user reports that her display doesn't seem to be working properly under some conditions. To fix the problem, you need to reload the old video driver. Which of the following actions are the BEST choices? (Select TWO).

Use Device Manager to roll back the video driver Revert the system to a restore point prior to installing the video driver.

In which of the following situations would driver rollback be the BEST tool to use?

You recently installed a new video driver, and now the system behaves erratically.