Data format in information technology can refer to either one of: * Data type, constraint placed upon the interpretation of data in a type system * Signal (electrical engineering), a format for signal data used in signal processing * Recording format, a format for encoding data for storage on a storage medium * File format, a format for encoding data for storage in a computer file o Container format (digital), a format for encoding data for storage by means of a standardized audio/video codecs file format * Content format, a format for converting data to information o Audio format, a format for processing audio data o Video format, a format for processing video data