A reader asks: My PC is 64 bit, so why can it only address 4GB of RAM?

Q: If my dimension XPS Gen 4 is 64-Bit, why can it only address 4GB RAM? (Question sent via Quora) A: There’s a world of difference between what’s mathematically or theoretically possible, and what is commercially viable for desktop systems! For example, a 64-bit system is theoretically able directly access 2^64 bytes (=16 exbibytes) of…

A reader asks: How do I recover/save my phone’s internal storage before doing Reset?

Q: How do I recover/save my phone’s internal storage before doing Reset?  (via Quora) A: It depends on where’s the data stored — but should always be relatively easy to do. 1) If the data is on a plug-in/add-on memory card, recovery is trivially simple: Turn off the phone, remove the card, and plug the card…

What is the difference: activated/unactivated Windows 10?

Q: What is the difference between using the activated and unactivated versions of Windows 10? (Via Quora) A: Windows will work OK without activation, but it’s not the same as the activated versions. Unactivated Windows will only download critical updates; many optional updates and some downloads, services, and apps from Microsoft (that normally are included with activated…

A reader asks: What is the most hard drive speed-intensive task?

Q: What is the most hard drive speed-intensive task? (Via Quora) A: There are actually many, many tasks that can force a drive to work at full, no-holds-barred, flat-out, 100% read/write capacity, for an extended time. So there’s no one, single “most intensive task” — there’s actually a boatload of ’em! In addition to obvious software…

Yes, an electronically stored “1” actually does weigh more than a “0”

Q: Does downloading data to a hard drive, say an app onto a phone, make the hard drive slightly heavier?  (Question sent via Quora) A:  On a flash hard drive or in RAM? Yes! Adding information — a 1, instead of a 0 — requires storing an electric charge. Each electron has a very small weight (something like…

A reader asks: Why does Android need more RAM than a full Windows 10 PC?

Q: Why does Android need more RAM than my full Windows 10 PC?  (Question sent via Quora) A: Your PC’s RAM is usually just the working memory for the CPU; a separate hard drive (solid state or magnetic) lets you store files and data outside of RAM. But in Android, the RAM is not only the working memory for…

A reader asks: Is there a hidden timer on the mainboard? (Yes!)

Q:  “Is there a timer on the motherboard after the PC has been completely drained of power?” (via Quora)  A: Yes, usually.  Many systems have a small cell or battery on the mainboard to power a few basic, internal housekeeping functions. These functions stay alive even when the rest of the system is shut down and switched off, with…

A reader asks: Which uses more RAM, Windows 10 or 7?

Q. Which uses more ram, Windows 10 or 7? (Question sent via Quora) A: Win7 requires: 1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit) (source: https://support.microsoft.com/en…) Win10 requires: New device: 2 gigabyte (GB) for 32-bit or 64-bit Update: 1 gigabyte (GB) for 32-bit or 2 GB for 64-bit (source: Windows 10 Specifications & System Requirements) In terms…

A reader asks: “Are you sick, retired or dead? Please advise.”

Reader Craig Kovach asks: “I used to be a Langalist subscriber way back. You’ve left Windows Secrets, and I sent an e-mail asking about you. They never answered. I googled you instead, and here I am (at Langa.com). Thanks for all the info over the years. All your columns were extremely helpful. Thanks. “But I…