Zettabyte
Zettabyte, Zettabyte is a unit that expresses the amount of data and the size of the storage device of a computer. Also abbreviated as ZB. Zettabyte has two ways of expressing mainly as follows. ▪ 1,000,000,000,000,000,000,000 = 1,0007 = 1021 bytes ▪ 1,180,591,620,717,411,303,424 = 1,0247 = 270 bytes See the binary prefix section for reasons why these two ways can be used. For 270 bytes, it can also be expressed as Zebby. According to IDC, the total amount of digital data that existed worldwide in 2010 was 1.227 zettabytes. Also, the total data volume has doubled in the past two years, and it is expected to reach 2.837 zettabytes in 2012. The Sun's file system, ZFS "Z" means "Zettabyte". ...