Course Description

COBOL Programming – Manipulating Data

Duration

4 to 6 hours

Overview

Audience

Personnel requiring training in the programming of COBOL to build and maintain applications programs, particularly in the IBM z/OS Enterprise environment

Prerequisites

Knowledge of programming, databases, files, and transactional systems

Objectives

After completing this course, the student will be able to identify how to write the following programs by using COBOL:
• Report programs
• Data enquiry programs
• Data editing programs
• Data update programs

Course Content

File Processing

Data Hierarchy in COBOL
File Processing Concepts

Sequential File Processing

Environment Division File Information
Data Division File Information
File Processing Modes
Multiple Record Types

Direct File Processing – Indexed Files, Part 1

Using an Index to Access Files
Index Options in COBOL

Direct File Processing – Indexed Files, Part 2

Input and Output Instructions
Direct and Sequential Input and Output

Direct File Processing – Relative Files, Part 1

Using Relative Files
The RELATIVE KEY Clause

Direct File Processing – Relative Files, Part 2

Access and Opening Modes for Relative Files
Writing and Closing Relative Files

Cobol Programming - Manipulating Data Mastery Test


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