specific task; specific processing
Computing term referring to a particular processing operation or task, often in contrast to general or default processing.
This program was designed to speed up a specific task.
Extract only the data needed for the specific processing.
処理 is a general term for processing or handling, while 特定の処理 specifies a particular, defined processing task.
Compound of 特定 (specific) + の (possessive particle) + 処理 (processing). A straightforward technical phrase.