Lessons

An introduction to writing COBOL

COBOL · Introductory. Ten lessons. Open-book quizzes. Lesson 1 free.

10 lessons · The Host · Lesson 1 free

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  1. DIVISIONS

    Lesson 1 · On the house

    DIVISIONS

    Four classic parts.

  2. DATA DIVISION

    Lesson 2

    DATA DIVISION

    Working storage.

  3. PROCEDURE DIVISION

    Lesson 3

    PROCEDURE DIVISION

    Paragraphs.

  4. PIC clauses

    Lesson 4

    PIC clauses

    X 9 A.

  5. MOVE

    Lesson 5

    MOVE

    Assignments.

  6. IF / EVALUATE

    Lesson 6

    IF / EVALUATE

    Branches.

  7. PERFORM loops

    Lesson 7

    PERFORM loops

    Iteration.

  8. Records

    Lesson 8

    Records

    Hierarchical data.

  9. Files sketch

    Lesson 9

    Files sketch

    SELECT / FD.

  10. A small program

    Lesson 10

    A small program

    Hello + STOP RUN.

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An introduction to writing COBOL — The Gold Standard