'Identifier 1' diaporamas de présentation

Data Validation

Chapter 11. Data Validation. Chapter Contents. Avoiding Logic Errors by Validating Input What to Do If Input Errors Occur Global Considerations in COBOL When Data Should Be Validated Understanding Program Interrupts Other Methods for Improving Program Performance. Debugging Tips.

573 views • 47 slides

Data Validation

Chapter 11. Data Validation. Chapter Contents. Avoiding Logic Errors by Validating Input What to Do If Input Errors Occur Global Considerations in COBOL When Data Should Be Validated Understanding Program Interrupts Other Methods for Improving Program Performance. Debugging Tips.

572 views • 40 slides

CPSC3111/CISM3111 COBOL

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Chapter 11

Chapter 11. Introduction to Tables. Tables / Arrays - A Matter of Semantics. Arrays used to store multiple occurrences of a set data items Can represent data in an input/output record Used in working storage to establish a set of like accumulators

334 views • 26 slides

Chapter 4

Chapter 4. PROCEDURE DIVISION. Paragraphs. PROCEDURE DIVISION divided into paragraphs Each is independent module or routine Made up of series of instructions to perform specific set of operations. Structure of the PROCEDURE Division. Paragraph names Statements

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?????? READ ?????? READ file-name RECORD [ INTO identifier] [AT END imperative-statement]

?????? READ ?????? READ file-name RECORD [ INTO identifier] [AT END imperative-statement] ???????? READ STUDENT-FILE AT END GO TO END-PROCESS. READ CUSTOMER-FILE AT END PERFORM END-JOB. ?????? WRITE ?????? WRITE record-name [ FROM identifier-1]

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LOGICAL CONTROL STRUCTURES (chp. 8)

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The ADL Gazetteer Protocol

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