A user complains that his notebook display has started to go dim intermittently. You suspect the backlight might
need to be replaced, but you want verify that the backlight is failing before you replace it.

Which of the following would be BEST to check before replacing the backlight?

Check the display inverter connections.

Make sure that the dimming isn't being caused by a power saving method that has been configured to
conserve notebook power.

Make sure the battery is still able to hold a charge.

Make sure the power adapter cords are plugged in securely.

Check for cracks in the power bundles that go from the laptop to the display.

make sure dimming isint because of a power saving method

Explanation:

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.

the answer to your question would be something called hertz. the unit of measurement called a hertz, which is one cycle per second, is used to measure clock speed. within one cycle, your computer processes, refreshes, or updates itself to the changes that it is going through. in the case of computer clock speed, one hertz equals one tick per second. the clock speed of computers is usually measured in megahertz (mhz) or gigahertz (ghz)