Automatic data processing and Data processing

Automatic data processing noun - Data processing by a computer.

Data processing and automatic data processing are semantically related. In some cases you can use "Data processing" instead a noun phrase "Automatic data processing".

Data processing noun - (computer science) a series of operations on data by a computer in order to retrieve or transform or classify information.

Automatic data processing and data processing are semantically related. Sometimes you can replace phrase "Automatic data processing" with "Data processing", this phrases are similar.