Digital Data

Data storage. Laptop and file cabinet with ring binders. 3d

Ever wondered why a CD holds 72 minutes of music?
When the cd was invented, it was decided that a cd should be a long enough to hold Beethoven’s Ninth Symphony at any tempo, which was precisely 72 minutes!

What’s the difference between a CD a DVD and blue ray?
CD’s, DVD’s and blue ray discs look similar to each other. The main differences are the data capacity of each disc and the technology used to read each disc.

Did you know…
A DVD will NOT work in a CD drive, but CD’s will almost always work in a DVD drive. When purchasing blank discs, consult your burner’s list of compatible media, most cd drives can handle +R CD’s.

Ever wondered how much 50 gigabytes of data really is?
One terabyte is equivalent to storing a stack of documents that is more than 16 times the height of New York’s Empire State Building.
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