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1 An Introduction to Structured Program Design in COBOL 2
2 The IDENTIFICATION and ENVIRONMENT DIVISIONs 40
3 The DATA DIVISION 62
4 Coding Complete COBOL Programs: The PROCEDURE DIVISION 104
Unit II Designing Structured Programs
5 Designing and Debugging Batch and Interactive COBOL Programs 138
6 Moving Data, Printing Information, and Displaying Output Interactively 184
7 Computing in COBOL: The Arithmetic Verbs and Intrinsic Functions 259
8 Decision Making Using the IF and EVALUATE Statements 302
9 Iteration: Beyond the Basic PERFORM 344
Unit III Writing High-Level COBOL Programs
10 Control Break Processing 386
11 Data Validation 435
12 Array Processing and Table Handling 472
Unit IV File Maintenance
13 Sequential File Processing 562
14 Sorting and Merging 617
15 Indexed and Relative File Processing 645
Unit V Advanced Topics
16 Improving Program Productivity Using the COPY, CALL, and Other Statements 712
17 The Report Writer Module 737
Appendixes
A COBOL Character Set and Reserved Words A-2
B Differences Among the COBOL Standards A-7
C Glossary A-11
Index I-1
