Category Archives: Digital Notes

Terabytes, Gigabytes, & Petabytes: How Big are They?

An Understandable Guide to Everything from Bytes to Yottabytes

A big fish eating a small fish which is about to eat an even smaller fish
Chad J. Shaffer / Getty Images

Without a doubt, one of the more common technology questions we get asked about surround those data storage metrics, like terabytes, gigabytes, petabytes, megabytes, etc.

You’ve probably heard most of the terms before, but do you know what they mean? How many gigabytes are in a terabyte? What does one terabyte actually mean in the real world? These are all things you need to know before you buy a hard drive or memory card, choose a tablet based on the memory it has, etc.

Fortunately, as confusing as it all might all seem at first glance, all of these units of measurement are easily convertible from one to another, and are simple concepts to grasp thanks to the examples we’ve provided below.

Let’s start with the basics.

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Transfering Your Data from PAF and Other Programs to a New Program


A newsletter reader obviously read the recent article of Personal Ancestral File (PAF) Is Discontinued at http://blog.eogn.com/eastmans_online_genealogy/2013/06/personal-ancestral-file-paf-is-discontinued.html and was worried about transferring her data to a new program. She wrote:

Do any of the new programs allow me to transfer my data direct from PAF or do I have to type all the data I already have to a new program?

I thought I would answer here in the newsletter in case anyone else has the same question.

In short, you do not have to re-type all your data on the keyboard. All of today’s Continue reading

Digital Photo Notes

Names of Digital Photos

Digital camera owners know that a main issue to deal with is renaming photos that have cryptic names like IMG_001.jpg. The traditional way to do this is to right-click an image’s file name, choose Rename from the drop-down menu, and then type in the desired name, being sure to preserve the .jpg extension.

This is laborious and time-consuming, to be sure, but there are some shortcuts that can make the chore easier. If, for instance, you’ve taken pictures on a trip Continue reading