Language Fundamentals

• Optional Division, Section and Paragraph Headings
  
• Reserved Words
  
• External Repository
  
• Call Prototypes
  
• Files
  
• Object-oriented COBOL Concepts
  
• Managed Code Concepts
  
• Run Unit Communication
  
• Data Division
  
• Procedure Division
  
• Reference Format
  

Parent topic: Part 1. Concepts

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