Think COBOL is just history? Billions of lines of this essential language are still in active use, creating a persistent demand for skilled professionals. Mastering COBOL 85 is your clear, practical roadmap to understanding and utilizing this vital programming tool.
This comprehensive guide demystifies COBOL 85, taking you step-by-step from foundational concepts to practical application. Learn precisely how to structure programs, define and manipulate data, control logic flow, and master essential file handling techniques for sequential, indexed, and relative files - the bedrock of business data processing. Go beyond the basics to explore powerful string manipulation, efficient table processing, and creating reusable, modular code through subprograms.
Packed with clear explanations and hands-on examples rooted in the crucial COBOL 85 standard, this book emphasizes structured programming principles and writing maintainable code. You'll not only learn the syntax but also understand COBOL's enduring role in the modern world. Gain the confidence to read, write, and enhance the essential business applications that rely on COBOL every day.
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