Mesuerment Termonolgy
Size
|
SIZE
|
|||
|
bit
|
bit
|
1 Bit
|
-
|
|
byte
|
B
|
8 Bits
|
-
|
|
kilobyte
|
kB
|
Thousand Bytes
|
10^3
|
|
megabyte
|
MB
|
Million Bytes
|
10^6
|
|
gigabyte
|
GB
|
Billion Bytes
|
10^9
|
|
terabyte
|
TB
|
Trillion Bytes
|
10^12
|
|
Petabyte
|
PB
|
Quadrillion Bytes
|
10^15
|
|
Exabyte
|
EB
|
Quintillion Bytes
|
10^18
|
|
Zettabyte
|
ZB
|
Sextillion Bytes
|
10^21
|
|
Yottabyte
|
YB
|
Septillion Bytes
|
10^24
|
Speed
|
Speed
|
|||
|
millihertz
|
mHz
|
10−3 Hz
|
Thousand
|
|
microhertz
|
µHz
|
10−6 Hz
|
Million
|
|
nanohertz
|
nHz
|
10−9 Hz
|
Billion
|
|
picohertz
|
pHz
|
10−12 Hz
|
Trillion
|
|
femtohertz
|
fHz
|
10−15 Hz
|
Quadrillion
|
Hard disk access
(millihertz)
Main memory access
(microhertz)
Circuit speed (nanohertz)
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