'Data division' diaporamas de présentation

The DATA DIVISION

Chapter 3. The DATA DIVISION. Chapter Objectives. To familiarize you with Ways in which data is organized in COBOL Rules for forming data-names Defining input and output files in DATA DIVISION Defining storage for work fields and constants Forming Data-Names

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Programming in COBOL

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COBOL

COBOL. Cobol is one of the most robust language in the software field, so far Cobol turned 50, in 2009 Cobol has stood the test of time Common Business Oriented Language It is very simple, no confusion

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COBOL

COBOL. CO mmon B usiness O riented L anguage Work began in 1959 and has never stopped. CODASYL. Conference on Data Systems Languages Primarily Business Wanted a language designed for their needs. The resulting language reflected business needs and the computing environment.

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CODING A COBOL SOURCE PROGRAM (see prelab.cob)

CODING A COBOL SOURCE PROGRAM (see prelab.cob). Coding-Program Sheet-Form. Columns 1-6 Column 7 Columns 8-11 ? Area A Columns 12-72 ? Area B Columns 73-80. The starting place for divisions, sections and paragraphs. The starting place for statements and sentences. * Comment / next page

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Language Translation Issues

Language Translation Issues. General Syntactic Criteria. General. Syntax : the arrangement of words as elements in a sentence to show their relationship Formal grammar ? CFG, BNF ?Yacc Semantics : Understanding of what a program means

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Language Translation Issues

Language Translation Issues. General Syntactic Criteria. General. Syntax : the arrangement of words as elements in a sentence to show their relationship Formal grammar ? CFG, BNF ?Yacc Semantics : Understanding of what a program means

217 views • 15 slides

Language Translation Issues

Language Translation Issues. General Syntactic Criteria. General. Syntax : the arrangement of words as elements in a sentence to show their relationship Formal grammar ? CFG, BNF ?Yacc Semantics : Understanding of what a program means

158 views • 15 slides