The document provides a detailed overview of data storage units, starting from 1 bit and progressing through bytes, kilobytes, megabytes, gigabytes, terabytes, petabytes, exabytes, zettabytes, and yottabytes. Each storage unit is defined with its respective size in bytes and practical examples of capacity, such as text pages and song lengths. Additionally, it includes approximate values for real-world applications to illustrate the significance of these storage units.

1. Units of
Storage
with examples
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2. One memory cell
1 Bit (b)
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3. 0 or 1
1 Bit (b)
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4. Yes or No
1 Bit (b)
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5. On or Off
1 Bit (b)
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6. True of False
1 Bit (b)
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7. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
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8. 8 bits
1 Byte (B)
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9. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
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10. 103 bytes
or
1024bytes
1 Kilobyte (KB)
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11. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
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12. 106 bytes
or
1,048,576bytes
1 Megabyte (MB)
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13. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
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14. 109 bytes
or
1,073,741,824bytes
1 Gigabyte (GB)
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15. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
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16. 1012 bytes
or
1,099,511,627,776bytes
1 Terabyte (TB)
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17. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
Terabyte TB 1012 bytes 1,099,511,627,776 bytes
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18. 1015 bytes
or
1,125,899,906,842,624bytes
1 Petabyte (PB)
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19. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
Terabyte TB 1012 bytes 1,099,511,627,776 bytes
Petabyte PB 1015 bytes 1,125,899,906,842,624 bytes
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20. 1018 bytes
or
1,152,921,504,606,846,976bytes
1 Exabyte (EB)
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21. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
Terabyte TB 1012 bytes 1,099,511,627,776 bytes
Petabyte PB 1015 bytes 1,125,899,906,842,624 bytes
Exabyte EB 1018 bytes 1,152,921,504,606,846,976 bytes
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22. 1021 bytes
or
1,180,591,620,717,411,303,424bytes
1 Zettabyte (ZB)
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23. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
Terabyte TB 1012 bytes 1,099,511,627,776 bytes
Petabyte PB 1015 bytes 1,125,899,906,842,624 bytes
Exabyte EB 1018 bytes 1,152,921,504,606,846,976 bytes
Zettabyte ZB 1021 bytes 1,180,591,620,717,411,303,424 bytes
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24. 1024 bytes
or
1,208,925,819,614,629,174,706,176bytes
1 Yottabyte (YB)
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25. Unit Abbreviation Approximate
Size
Exact Value
Bit b 1/8 byte 0 or 1
Byte B 1 byte 8 bits
Kilobyte KB 103 bytes 1,024 bytes
Megabyte MB 106 bytes 1,048,576 Bytes
Gigabyte GB 109 bytes 1,073,741,824 bytes
Terabyte TB 1012 bytes 1,099,511,627,776 bytes
Petabyte PB 1015 bytes 1,125,899,906,842,624 bytes
Exabyte EB 1018 bytes 1,152,921,504,606,846,976 bytes
Zettabyte ZB 1021 bytes 1,180,591,620,717,411,303,424 bytes
Yottabyte YB 1024 bytes 1,208,925,819,614,629,174,706,176 bytes
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26. How Much These Values exactly are?
Let’s have some examples from real world
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27. 1 Bit=
Answer to a question Yes or NO
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28. 1 Byte=
A number from zero to 255
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29. 4 KB≈
About 1 page of text from a novel
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30. 3 MB≈
A three-minute song (133 kbit/s).
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31. 8/16 GB≈
Two common sizes of USB flash drives.
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32. 1.3 ZB≈
Prediction of the volume of the whole
internet in 2016.
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