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IBM Main Frames Online Training Course

 

IBM MAINFRAME BASICS and MVS

Introduction to MVS
Key concepts and Terminlogy
Characteristics features of MVS

Multi programming
Multi processing
Real and Auxiliary Storage
Spooling
Paging
Address Spaces
Swapping

Data Management overview(MVS Functions)
Types of Data and Dataset Organization
VSAM and Non-VSAM datasets organization
Label and Catalog

I/O Devices
Unit Record Devices
Magnetic Tape
DASD-Direct Access Storage Device
MVS Tools Overview
Interactive System Productivity Facility (ISPF)
Primary Options Menu
Command Overview
MVS System Concepts

Job Management Overview
VS COBOL-11
Introduction to COBOL
History of COBOL and introduction to VSCOBOL 11
Details of COBOL Coding sheet
Structure of COBOL program
Divisions of COBOL program
Explanation with Sample program

Working with Data
Hierarchical representation of data
COBOL data types
Elementary and Group data items
JUSTIFY
SIGN Clause
Display vs Computational Numeric Data
USAGE Clause
SYNC Clause
Figurative Constants
RENAMES
REDEFINES
CONDITION NAMES

Program Structure
Programming style
Sections and Procedures
EXIT

Program Control
Types of statements
Arthimetic Verbs
Decision Making
Iterations

Trapping Run Time Errors
Exception handling
Table Handling

File Sorting
Sorting(Internal,external,bubble,shuttle sorts)
Input and output procedures
Merge

File Handling
File processing Overview
Types of files
Open and Close
The Write VERB
A Direct READ
The START Verb
The Delete Verb
Writing New Records

Sub Programming
The use of embedded and external subprograms
COPY statement
CALL
The Linkage Section
STATIC and DYNAMIC CALL
CALL BY CONTENT and CALL BY REFERENCE
EXIT Program and Go back

String Functions
STRING
UNSTRING
INSPECT
REFERENCE MODIFICATION

Job Control Language(JCL)
Introduction
Key parameters in JCL

Job statement
POSITIONAL PARAMETERS
KEYWORD PARAMETERS

Exec statement
POSITIONAL PARAMETERS
KEYWORD PARAMETERS

DD statement
POSITIONAL PARAMETERS
KEYWORD PARAMETERS

Special DD statements
TEMPORARY DATASETS
BACKWARD REFERENCES
SYSOUT
SYSUDUMP

Other JCL statements
COMMENTS STATEMENTS
DELIMETER STATEMENTS
NULL STATEMENT

Procedurs
PROC and PEND statement
SYMBOLIC parameters
PROC statement
PEND statement
Invoking Procedure

Generation Data Groups(GDG)
Introduction
Creation of GDG
Altering GDG definition
Deleting GDG
SYSUDUMP

IBM JCL Utilities
Control Job Processing
IF the ELSE
MAXCC,LASTCC
DO..END
CANCEL

Sort
Internal Sort
External Sort
Explanation with Real time scenarios
OMIT,INCLUDE
INREC,OURREC
SKIPREC,STOPAFT
VIRTUAL STORAGE ACCESS METHOD(VSAM)
Introduction
Basic concepts of VSAM
Advantages of VSAM
CI,CA and splits

VSAM DATASETS
TKSDS,RBS
ESDS
RRDS,RRN
LDS

Internal organisation of VSAM
VSAM Dataset Allocation
Dataset components

Parameters used for defining culsters
Alternate Index Allocation
Access Methods Services
Define VSAM/Generation Dataset Groups
Define ALTERNATEINDEX
BLDINDEX
Define PATH

Other IDCAMS COMMANDS
LISTCAT
ALTER
VERIFY
REPRO
MODAL

FILE-STATUS CODES
DATABASE 2(DB2)
Introduction to RDBMS
Overview of DB2
DB2 Objects
SQL
DB2 Application Development Overview
EMBEDDED SQL
DATA TYPED of DB2

JOINS
INNER and OUTER JOIN
LEFT and RIGHT JOIN
DB2 PRECOMPILATION PROCESS
DBRM
BIND
PACKAGE
PLAN
HOST VARIBALES
NULL INDICATORS
SQLCA

CURSOR
USE of CURSOR
WITH HOLD OPTION

DEADLOCK
LOCKS and LATCH

MODES OF LOCKS
SHARED
EXCLUSIVE
RELEASE OPTION
ISOLATION LEVELS

DB2 TOOLS
SPUFI
QMF
DCLGEN
DB2 UTILITIES