Hitachi COBOL2002 data
File type: Various data file
A cet file is a data file used by Hitachi COBOL2002, a COBOL development tool for Microsoft Windows.
File type category:
Various data file
Date updated: October 11, 2026
The cet file extension is associated with Hitachi COBOL2002, an integrated development tool from Hitachi for creating programs in the COBOL programming language.
A cet file contains data used by COBOL2002. It is a program data file intended to be interpreted by the software.
This format is linked to the Microsoft Windows version of Hitachi COBOL2002.
Open a cet file with Hitachi COBOL2002 on Microsoft Windows.
The cet file contains data used by Hitachi COBOL2002, so it should normally be retained and used with that software.
If the Windows version of Hitachi COBOL2002 provides an export function for the relevant data, use that function to create a supported output file.
Software applications that handle other tasks involving cet files:
Microsoft Windows
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