The Environment Division specifies a standard method of expressing those aspects of a data processing problem that are dependent
upon the physical characteristics of a specific computer. This division allows specification of the configuration of the compiling
computer and the object computer. In addition, information relative to input-output control, special hardware characteristics
and control techniques may be given.
The Environment Division is optional in a COBOL source element.
ENVIRONMENT DIVISION. [configuration-section][input-output-section]
- If the program includes an Environment Division, the Environment Division header is optional only if it is the first division
in the program.