which of the following data-unit measurements is the one that is defined correctly?
问题描述：
which of the following data-unit measurements is the one that is defined correctly?
which of the following data-unit measurements is the one that is defined
correctly?
terabyte(TB):a sextillion bytes or a thousand exabytes
petabyte(PB):a quadrillion bytes
exabyte(EB):a trillion bytes
zettabyte(ZB):a quintillion bytes or a thousand petabytes
答
答案应该是 petabyte(PB):a quadrillion bytes
A petabyte (derived from the SI prefix peta- ) is a unit of information equal to one quadrillion (short scale) bytes,or 1000 terabytes.