COBOL is a compiled English-like computer programming language designed for business use. COBOL is primarily used in business, finance, and administrative systems for companies and governments.
PERFORM statement transfers control to a block of code that will be executed just once. This could either be a…
The COBOL MERGE statement combines two or more identically sequenced files on a set of specified keys. As part of…
COBOL SORT files are common functionalities of COBOL applications. Sorting is required for sequential processing as the files need to…
The JOIN operation allows you to combine rows from two or more tables based on a related column. OUTER JOIN…
Conditional expressions identify conditions that are tested to enable the object program to select between alternate paths of control depending…
EVALUATE statement is used for conditional processing which helps in eliminating a series of nested IF statements to test several…
The FIND DURATION function is used to calculate duration between: Two dates A date and a timestamp Two times A…
The collection of records belonging to the same entity is known as File. These records are stored permanently. File handling helps to organize…
FILE ALLOCATION is a key concept in COBOL programming. A file is a collection of data related to a set…
Any I-O operations on a file, there are chances that it may fail. We need to have COBOL FIle Error…