Example of open statement, COBOL Programming

Assignment Help:

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 TRANSACTION and OLD-MASTER and one output file known as the NEW-MASTER.  All these files are opened and these are prepared for reading or writing.

Illustration:

OPEN INPUT MARK-FILE.

OPEN OUTPUT RESULT-FILE.

The first OPEN statement opens the MARK-FILE in the input mode and the file is ready for the reading.  The later statement makes the RESULT-FILE ready for the writing. There may be numerous OPEN statements in a program.

 


Related Discussions:- Example of open statement

Use of evaluate statement, Evaluate is like a case statement & Evaluate  s...

Evaluate is like a case statement & Evaluate  stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE

Write statement - indexed files, WRITE STATEMENT: The records are wri...

WRITE STATEMENT: The records are written to be logical place as determined from the value of the record key. The INVALID KEY condition occurs in the cases shown below: (i)

Illustration of multiply verb, Illustration of Multiply verb: (a)  MUL...

Illustration of Multiply verb: (a)  MULTIPLY A BY B. In this situation the value of A & B will be multiplied and the product will be stored in B.  The decimal point locatio

Declarative and file status clause, DECLARATIVE and FILE STATUS Clause: ...

DECLARATIVE and FILE STATUS Clause: The input-output exception condition in the situation of a direct access files can be handled by a declarative procedure in a manner simila

Rules for indexed tables, RULES FOR INDEXED TABLES: The rules of index...

RULES FOR INDEXED TABLES: The rules of indexing a table with an INDEXED phrase are as shown below: (1) If indexing is completed for any one level of a table, then indexing

IMS, Can u please let me know how can i use SSA''s in IMS while fetching se...

Can u please let me know how can i use SSA''s in IMS while fetching segments. Thanks, Rajesh

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

Block size - file characteristics , Block Size: The normal practice is...

Block Size: The normal practice is to group a number of consecutive records to form that is termed as a block or a physical record. The number of records in a block is frequen

Introduction to cobol, Introduction to COBOL: In the year 1959, a new ...

Introduction to COBOL: In the year 1959, a new language named the COBOL ( CO mmon B usiness O riented L anguage) was introduced remembering the business purpose application

Divide verb, DIVIDE VERB: The aim of the DIVIDE verb is to divide one ...

DIVIDE VERB: The aim of the DIVIDE verb is to divide one number by the other and to store the result.  There are few forms of this verb. One of its forms is as shown below:

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