WordNet (r) 3.0 (2006):

data processing
    n 1: (computer science) a series of operations on data by a
         computer in order to retrieve or transform or classify
         information

The Free On-line Dictionary of Computing (19 January 2023):

data processing
process data

    An antiquated term for the input,
   verification, organisation, storage, retrieval and
   transformation of data and the extraction of information.
   The term was associated with commercial applications such as
   stock control or payroll.

   (2019-01-26)