Mainframe COBOL Tutorial

Dive into a comprehensive 5-hour tutorial on Mainframe COBOL programming. Learn about COBOL's introduction, history, and dominance in the industry, as well as its program structure and divisions. Explore various COBOL concepts including data types, string handling, control statements, and clauses such as EVALUATE, INSPECT, REDEFINES, and RENAMES. Master essential techniques like using COPYBOOKS, compilation processes for different environments (DB2, CICS, IMS), and file merging. Gain insights into performance optimization, cost reduction strategies, and DB2 integration. Practice with numerous examples and prepare for interviews with a collection of commonly asked questions covering COBOL, JCL, CICS, and DB2.

COBOL Introduction | COBOL Programming | COBOL Dominance | COBOL History | COBOL 2021.
COBOL Tutorial - COBOL Program Structure Overview | COBOL Program Division Code | COBOL 4 Division..
COBOL Data Types | COBOL Programming | Data Types in COBOL - Alphanumeric, Numeric | PIC- Z X 9..
COBOL STRING Handling | COBOL STRING Statement | COBOL STRING Examples | COBOL STRING COMPARE..
UNSTRING in COBOL | COBOL STRING HANDLING | COBOL UNSTRING STATEMENT | UNSTRING Example..
COBOL Control Statements - COBOL PERFORM | COBOL IF-ELSE | COBOL GOTO | COBOL EVALUATE - Quick Guide.
COBOL EVALUATE Statement | Evaluate statement in COBOL | Evaluate in COBOL | COBOL Evaluate Tutorial.
COBOL Inspect | COBOL Inspect Statement | Inspect replacing, tallying, converting | Inspect Examples.
COBOL REDEFINES | COBOL Redefines Clause | COBOL Redefines statement | Redefines examples..
COBOL RENAMES Clause | COBOL 66 renames syntax and rules | Renames in COBOL | Renames Rules..
COPY in COBOL | COPYBOOK | COBOL COPY Statement | COBOL COPY Replacing Example..
COBOL BLANK WHEN ZERO CLause | Blank when zero in COBOL with example..
COBOL Compilation Process | COBOL DB2 Compilation | COBOL CICS Compilation | COBOL IMS Compilation..
COBOL Tutorial - COBOL Merge Statement | COBOL Program to Merge two files| COBOL Merge Verb in 8 min.
COBOL Tutorial: COBOL Continue vs Next Sentence | NEXT SENTENCE in COBOL, CONTINUE in COBOL Example.
PERFORM in COBOL, COBOL PERFORM until COBOL, PERFORM varying PERFORM times, PERFORM in COBOL.
PERFORM in COBOL | Basic PERFORM Statement in COBOL, Simple PERFORM Statement, PERFORM THRU in COBOL.
10 Simple but important Legacy Cost Optimization Techniques | COBOL cost optimization tutorial..
COBOL DB2 Compilation Process | DB2 Precompiler | DB2 SQL Coprocessor | DB2 precompilation process..
PERFORM in COBOL | Basic PERFORM Statement in COBOL, Simple PERFORM Statement, PERFORM THRU in COBOL.
COBOL CALL Statement | COBOL CALL Statement Example | COBOL Subroutines | Call Statement in COBOL..
COBOL Tips and Tricks - top COBOL performance tuning idea, COBOL Performance Tuning Tips, Mainframe..
COBOL Perform until | Perform in COBOL types | COBOL Perform example | COBOL Perform times [COBOL]..
COBOL Inspect Statement | COBOL inspect tallying | Inspect Examples | COBOL inspect examples..
COBOL Interview Questions, Best COBOL Interviews Question, and Answers. MF COBOL Interview 2021..
Mainframe Interview Questions and Answers - JCL, COBOL, CICS, and DB2 Interview Question and Answers.
DB2 Interview Question and Answers | Top 10 Db2 interview questions and answers | DB2 Introduction..