COBOL Fundamentals
Learn COBOL: born in 1959, still running 220+ billion lines of code in banks, airlines, and governments worldwide. Verbose by design — programs read like English. Required reading if you want to maintain the world's financial backbone.
intermediate6 lessons3 chapters6 graded exercisesCOBOL
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What you’ll be able to do
Chapter by chapter. Every lesson ends in a graded exercise.
- Structure and Output
- Control Flow
- Arithmetic and Editing
Taught in COBOL, graded on a real executor.
Curriculum
3 chapters, 6 lessons. Each lesson is a short read and a graded exercise.
- 1Hello, COBOLRead · exercise
- 2Variables and DISPLAYRead · exercise