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## COBOL CALL Operations

COBOL CALL OPERATIONS There are certain times when we have to deal with multiple programs at same time, and sometimes, we have to access multiple variables from called program or sub program to the main program or the calling program. COBOL provides us with a special...

## COBOL Arithmetic Operators

ARITHMETIC OPERATORS IN COBOL To go with any operation, where we have to do any calculation or to solve complex equations, we need some arithmetic operators. To do this, COBOL provides us with a set of arithmetic operators to help us in our calculations. A set of...

## Basic COBOL Commands

BASIC COBOL COMMANDS In this section, we will be studying about some basic COBOL commands that are must to learn before proceeding to main programming section. By using these commands, we will be able to display the result and make any further progress. DISPLAY AND...

## COBOL Programming Syntax

COBOL Programming Syntax This section contains numerous example programs for better understanding of COBOL. SAMPLE PROGRAM -1 This is a demo program to learn and understand major difference between elementary/individual item and group item. IDENTIFICATION DIVISION....

## COBOL Installation And Environment Setup

Installing COBOL To work on COBOL, first, we have to understand abstracted features. We need special mainframe emulators to work on; there are many special mainframe emulators for windows to start with. In this tutorial, we will be working with “Hercules”,...

## COBOL Data Items And Declaration

COBOL Data Items And Declaration Data types are an attribute of data variables which tell the processer or interpreter how to and where to use these data items. Most commonly used data types are integer, float, char, Boolean etc. Similarly, COBOL also contains these...

## COBOL Coding Divisions

Coding Divisions COBOL works on data encapsulation property, where the data is encapsulated (wrapped in lower sets) between different divisions. Each division is a set of code that restrain one or more than one section. We can identify a division once we encounter the...

## COBOL Programing Structures

COBOL Programing Structures: The structure of COBOL programming is designed in an organized form using the hierarchical flow of control. The advantage of using a hierarchical control of flow is that all components of the hierarchical relationship don’t need to...

## COBOL Tutorial

WHAT IS COBOL? â€śCOBOL is an acronym for Common Business-Oriented language, which is a high-level programming language made for financial and business applications. The language comprises of English like phrase similar to that of MYSQL making it one of the easiest...