| Definition: | entity of hardware or software, or both, capable of accomplishing a specified purpose Note 1 to entry: In a computer, examples of functional units are storage devices, input-output units, processing units, data files, and programs. Note 2 to entry: "Functional unit" is defined differently in IEV 351-56-02 and in IEV 441-13-04 for use of the term in the domains of control technology and switchgear and controlgear, respectively.
|