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

Non numeric literals - cobol program, Non numeric: The nonnumeric lite...

Non numeric: The nonnumeric literal is used in normal to output messages or headings. The Characters which are enclosed between " " constitute nonnumeric literal. The maximum

Size - picture clause, Size: The number of characters or digits needed...

Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can

Illustration of subtract verb, Illustration of Subtract verb: (a) SUBT...

Illustration of Subtract verb: (a) SUBTRACT A FROM B. This illustration means that the value of A will be subtracted from the value of B and the subtracted result will be s

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

Input-output section - cobol programming, INPUT-OUTPUT SECTION: This s...

INPUT-OUTPUT SECTION: This section holds information regarding the files to be used in the program. There are 2 paragraphs in this section- FILE-CONTROL & I-O-CONTROL. The

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)

Rules of redefines clause, RULES OF REDEFINES CLAUSE The rules shown be...

RULES OF REDEFINES CLAUSE The rules shown below govern the use of the REDEFINES clause: (i) The level-number of data-name-1 and data-name-2 should be identical. (ii) Exce

Subtract verb, SUBTRACT VERB: The SUBTRACT verb is used to subtract on...

SUBTRACT VERB: The SUBTRACT verb is used to subtract one, or the sum of two or more numbers from one or more numbers and to store the result. The form of the SUBTRACT verb

Program for if -else, PROGRAM FOR IF -ELSE: We have to write a program...

PROGRAM FOR IF -ELSE: We have to write a program to check whether the given number is ODD or EVEN. You can use IF..ELSE. Identification division. Program- id. IfElse.

Perform with until option, PERFORM WITH UNTIL OPTION: The format is as...

PERFORM WITH UNTIL OPTION: The format is as shown below: Illustration:  A) Perform p-3 until i > 5. Here p-3 will be executed whenever i B)  Perform p-2 thru

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