Example of file-control, COBOL Programming

Assignment Help:

Example of File-control:

The assign clause assigns a specific physical peripheral device name to a file. The physical peripheral device are machine-dependent. We use the device names READER, TAPE, PRINTER and DISK to mean line printer, card reader, magnetic tape and magnetic disk device respectively.

  An illustration of the FILE-CONTROL paragraph is shown below.

FILE-CONTROL.

        SELECT CARD-DESIGN ASSIGN TO READER

        SELECT PRINTER-FILE ASSIGN TO PRINTER.

This paragraph represents that there are 2 files - CARD-DESIGN & PRINTER-FILE.  The file named CARD-DESIGN is a card file whereas the other is a report file to be printed on the line printer.

 


Related Discussions:- Example of file-control

Occurs, what does it used

what does it used

Condition - cobol programming, CONDITION - COBOL Programming: The cond...

CONDITION - COBOL Programming: The condition is an entity which at one point of time can have only one of the two values - true or false. As we already know that, the IF verb

Example of open statement, Example of Open statement: Illustration: ...

Example of Open statement: Illustration: The OPEN INPUT TRANSACTION, OLD-MASTER OUTPUT NEW-MASTER. The illustration represents that there are two input files named the

Programs for redefines clause , PROGRAMS FOR REDEFINES CLAUSE: We have...

PROGRAMS FOR REDEFINES CLAUSE: We have to write a simple program to explain the REDEFINES clause at 01 level. identification division. program- id. Redef. environment

Program for simple perform, PROGRAM FOR SIMPLE PERFORM: We have to wri...

PROGRAM FOR SIMPLE PERFORM: We have to write a program to elaborate simple PERFORM statement Identification division. Program- id.  Perf1. Environment division. Da

Comparison of numeric operands - relational condition , Comparison of Numer...

Comparison of Numeric Operands: We are well-known with the kind of the relational condition where both the operands are numeric. The comparison in this situation is algebraic

DBMS, Comparing features of oracle rdbms with Mysql

Comparing features of oracle rdbms with Mysql

Illustration of perform with varying option, Illustration of Perform with v...

Illustration of Perform with varying option: A) Perform para-3 varying the k from 1 by 1 until k > 10. Here para-3 will be constantly executed 10 times (For k=1,2,3, .....1

Program for screen section, PROGRAM FOR SCREEN SECTION:  identificatio...

PROGRAM FOR SCREEN SECTION:  identification division.   program- id.   environment division.   data division.   working-storage section.   01  a pic 9(2) value

Example of nested if statement, Example of Nested if statement: Illus...

Example of Nested if statement: Illustration: Consider the following sentence The nested IF sentence holds two IFs and one ELSE. The IF-ELSE couple has been marke

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd