What uses battery power to retain information when the computer is turned off?

Answer When a computer is turned off, the ROM, or read-only memory, draws power from the system's internal battery so it can store data. This type of memory is known as non-volatile memory because it is n... Read More »

Top Q&A For: What uses battery power to retain information w...

Does a Lithium-ion battery retain its charge even if not used?

All batteries have an internal resistance and will discharge itself over a period of time.

How to Retain Information when You Study for a Test?

Studying for a test such as a vocabulary, science, social studies, etc. Here is a good way to retain that information and ace that test!

If a retired married couple have Medicare AB as primary and also each retain the insurance from separate past employers can remaining bills be turned in as a 3rd insurance to spouse's plan?

AnswerSounds like that would work to me. Medicare and Social Securities Site - where you can ask the question directly. IMHO I would just turn in the claim and... Read More »

When operating a laptop on battery power, how many hours does the typical battery power a laptop?

The average lifespan of a laptop battery is three hours. However, that depends on the laptop itself. There is no one answer. Some laptops last anywhere between 5 and 8 hours, mostly the thin and... Read More »