Computerized data processing is the analysis and organization of data through the repeated use of computer programs — the unglamorous engine room of modern food science. Chromatograms become composition tables, temperature logs become HACCP evidence, and sensory scores become product decisions. What once took clerks weeks now runs overnight, but the discipline has not changed: garbage in, garbage out. Validated software, backed-up records, and audit trails turn raw numbers into trustworthy information that regulators, managers, and researchers can actually act on.