e4f953a0_www_naz_edu____IT_Glossary__Definition
[Term] Hertz [Definition] 
A measurement of computer CPU speed, equal to one cycle per second. More recently measured in Gigahertz, a unit of measure referring to one billion Hertz. Most computers in use today have a CPU speed of at least 1 Gigahertz, or one billion cycles per second.
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Definition