Direct organization, COBOL Programming

Assignment Help:

Direct Organization:

Besides the relative or indexed organization, also a direct access file can be designed to have what is termed as direct organization.  In this organization, the data records are stored or "accessed" by using a scheme of converting the record into the disk address to which the record is placed. Therefore, no index table as in the case of an indexed file is essential.

 

 

 


Related Discussions:- Direct organization

Rules of read statements, Rules of read statements: The next record is...

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

Example of accept statement, Example of Accept statement: For illustra...

Example of Accept statement: For illustration, ACCEPT FLAG-A can be specified to read the value of the FLAG_A from the console. It may be keep in mind that no file definition

Procedure division statements for the indexed files, PROCEDURE DIVISION sta...

PROCEDURE DIVISION statements for the indexed files: All the statements which are available for a relative file are also available for an indexed file. READ STTATEMENT :

Program for inventory , PROGRAM FOR INVENTORY  We have to write a progr...

PROGRAM FOR INVENTORY  We have to write a program to update the inventory file. Consider 2 files,viz, invfile an tranfile. Invfile has 3 fields pno,name,qty. Tranfile has 3 fil

Negated simple condition, NEGATED SIMPLE CONDITION: Any of the easy co...

NEGATED SIMPLE CONDITION: Any of the easy condition explained can be preceded by the logical operator NOT. The consequence of placing the operator NOT before an easy condition

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

Rules for simple sort verb, Rules for Simple sort verb: The work file ...

Rules for Simple sort verb: The work file is to be defined by a sort elaboration entry (SD entry).The format of SD entry is as shown below. The rules below should be taken

Example of class condition, Example of Class condition: Let the BASIC-...

Example of Class condition: Let the BASIC-PAY be a data name in the card record defined with picture 9(5) V99. By reading the card we can test the value of the BASIC-PAY to ma

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 for sequential file creation & rewriting , Program for Sequential F...

Program for Sequential File Creation & Rewriting  We have to write a program to create a Length file with just two fields: l (Length) and l-c (Length-Code). Add a few records.

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