раздел окружения(Environment division is used to specify input and output files to the program. It consists of two sections − Configuration section provides information about the system on which the program is written and executed. It consists of two paragraphs − Source computer − System used to compile the program. Object computer − System used to execute the program. Input-Output section provides information about the files to be used in the program. It consists of two paragraphs − File control − Provides information of external data sets used in the program. I-O control − Provides information of files used in the program.)
