Rules of read statements, COBOL Programming

Assignment Help:

Rules of read statements:

The next record is identified according to the rules as shown below:

(i) Whenever the READ NEXT statement is the initial statement to be executed after the open statement on the file, the next record is the initial record of the file.

(ii) Whenever the execution of the READ NEXT statement follows the execution of the other READ statement on similar file (format 2 or format 3), the next record is the record following the one previously read.             

(iii) Whenever the execution of the READ NEXT statement follows the execution of the start statement.

 

 


Related Discussions:- Rules of read statements

Group item as operand in the relational condition, Group Item as Operand in...

Group Item as Operand in the Relational Condition: Whenever an operand of a relational condition is the group item, the item is then considered to be an alphanumeric field. Th

Different data types available in cobol, Data types available in COBOL are ...

Data types available in COBOL are given below Alpha-numeric (X), numeric (9), alphabetic (A)

Program for renames clause, PROGRAM FOR RENAMES CLAUSE: identification...

PROGRAM FOR RENAMES CLAUSE: identification division. program- id. environment division. data division. working-storage section. 01 emp.      02 empdet.

Sequential files with the variable-length records, SEQUENTIAL FILES WITH TH...

SEQUENTIAL FILES WITH THE VARIABLE-LENGTH RECORDS: The Magnetic - tape or disk files can hold variable-length records. In this situation the file can have records with various

Illustration of search verb, Illustration of Search verb: To illustrat...

Illustration of Search verb: To illustrate the other use of SEARCH verb, assume we wish to search the similar tab to find the number of persons whose deposited amount is more

Move, can we move spaces to numeric field

can we move spaces to numeric field

Perform statement, PERFORM STATEMENT:   The PERFORM statement can be ...

PERFORM STATEMENT:   The PERFORM statement can be used to execute the group of consecutive statements written elsewhere in the program. We refer to this group of statements a

Data division, Data Division: The Data Division is a part of the COBOL...

Data Division: The Data Division is a part of the COBOL program where every data item processed by the program is described. It is very important to note that unless a data

Program to find interest on bank deposits, PROGRAM TO FIND INTEREST ON BANK...

PROGRAM TO FIND INTEREST ON BANK DEPOSITS: We have to write a program to find interest on deposits. The criteria is given below : identification division. program-

Example of read statement, Example of read statement: Illustration: ...

Example of read statement: Illustration: READ OLD-MASTER AT END MOVE ZERO TO END-OF-RECORDS. As a result of this statement, generally the next record from the OLD-MAST

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