To pass this unit, please study the 15 vocabulary words below.
a measure of the capacity of data that can be moved between two points in a given period of time
The website performed very poorly because it was graphically heavy and required more bandwidth than was available.
a measurement or standard that serves as a point of reference by which process performance is measured
The magazine article used PCMark 7 scores as a benchmark for computer performance.
bit (binary digit)
the smallest unit of storage; normally referred to as a '1' or '0'
The DBA "flipped a bit" in the database, changing a value from a 0 to 1.
byte (binary term)
One byte of data is enough memory to hold a single ASCII character.
bps (bits per second)
a common measurement of data transmission throughput
Modern Internet connection speeds are no longer measured in bps, but in Mbps.
FLOPS (floating point operations per second)
a common measurement of computer speed dealing with decimal calculations in a given amount of time
The more FLOPS a computer can do, the faster it is.
The word giga originally comes from the Greek word for 'giant'.
an internationally used frequency unit; equals one cycle per second
A human being can hear sound waves from 20Hz to 20,000Hz.
IPS (instructions per second)
an very raw measurement of computer processor speed
IPS is a base measurement of computer speed often expressed in millions (MIPS).
A kilobyte is 1024 bytes.
One megabyte is 1,048,576 bytes.
Although micro means "one-millionth", many people use it to express simply "a great deal of smallness."
a prefix meaning one thousandth
One millitesla is one-thousandth of a tesla.
The teacher said the word "nano" can also be used for anything very small, such as nanotechnology.
There are 1,099,511,627,776 bytes in a terabyte.