One of the main facilities that COBOL has to offer as a programming language is its built-in file handling capabilities. Files of sequential, relative and indexed organization can be handled using simple COBOL syntax.

In addition, Micro Focus COBOL offers the following file handling features:

File Handling Feature Use to...
Line sequential file organization Access ASCII text files from your COBOL program
A set of COBOL system library routines Manipulate files and directories
A set of COBOL system library routines Handle files at the byte level
Fileshare Access groups of files on network servers
A conversion module Read from and write to Btrieve files