Trivia 'huh?'

ET3D

Posts: 1,830   +483
'1024 Gigabytes is equal to 1 Terabyte; 1024 Terabytes is equal to 1 Petabyte; How many Gigabytes are in a Petabyte?'

a. 1,000,000 Gigabytes
b. 2,048 Gigabytes
c. 200,480 Gigabytes
d. 40,096 Gigabytes

Question is here.

I mean, really...
 
Haha, that's the second easiest (most correct answers) from our Trivia bank... gotta mix it up.
 
The answer is none of the above. But then how would anyone hope to get it correct when the question itself is incorrect.

https://en.wikipedia.org/wiki/Binary_prefix

'1000 Gigabytes is equal to 1 Terabyte; 1000 Terabytes is equal to 1 Petabyte; How many Gigabytes are in a Petabyte?'
would be [a. 1,000,000 Gigabytes]​
or
'1024 Gibibytes is equal to 1 Tebibyte; 1024 Tebibytes is equal to 1 Pebibyte; How many Gibibytes are in a Pebibyte?'
would be [a. 1,048,576 Gibibytes]​

If your going to use binary numbers, you should use binary prefixes. And by all means keep the answer in binary at the very least. The two can not be mixed with out conversion, which confuses the hell out of me thinking about converting from one to the other. I have to lay it all out in Excel to keep them straight.
 
I don't really care about the naming issue, but 1024 * 1024 isn't 1,000,000. Sure, that's the closest answer, which is probably why people vote for it, but it's still completely and utterly wrong.
 
  • 1 Bit = Binary Digit
  • 8 Bits = 1 Byte
  • 1024 Bytes = 1 Kibibyte
  • 1024 Kibibytes = 1 Mebibyte
  • 1024 Mebibytes = 1 Gibibyte
  • 1024 Gibibytes = 1 Tebibyte
  • 1024 Tebibytes = 1 Pebibyte
  • 1024 Pebibytes = 1 Exbibyte
  • 1024 Exbibytes = 1 Zebibyte
  • 1024 Zebibytes = 1 Yobibyte
 
  • 1024 Bytes = 1 Kibibyte

Frankly I dislike this naming scheme. Apart from being used to 'kilobyte' (which is what 1024 bytes were called for most of my life), Kibibyte just sounds silly, kawaii bytes, chibi-bytes. Perhaps I'm an old fart, but I just don't think the IEC made a good choice when proposing this.
 
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