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    IBM MAINFRAMES

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    • IBM MAINFRAMES

    IBM Mainframes training in Hyderabad

     Mainframe Concepts

    • Introduction to IBM Mainframe Systems
    • IBM Mainframe Architecture
    • Data and Job Management
    • Operating Systems
    • TSO, ISPF

    COBOL

    • Introduction to COBOL and its versions
    • COBOL Program structure
    • Field Declaration – Data Types

    COBOL statements –

    • ACCEPT
    • DISPLAY
    • MOVE
    • INITIALIZE
    • IF Statement
    • EVALUATE
    • STRING and UNSTRING
    • COPY
    • COMPUTE
    • PERFORM
    • REDEFINES
    • RENAMES
    • Computational Usages
    • STOP RUN, GOBACK, EXIT PROGRAM

    FILE HANDLING

    • How to use files in COBOL Program?
    • File Programming using Sequential, Indexed and Relative files
    • Realtime programs using files

    TABLE HANDLING

    • Array Declaration
    • Using arrays in programs with
    • SEARCH & SEARCH ALL
    • Subscripting & Indexing
    • Sorting & Merging
    • Resolving File Status codes and abends
    • Coding Realtime Programs

    JCL(Job Control Language)

    • Introduction to JCL – Batch Processing (JES2 & JES3)
    • JOB, EXEC and DD statements – Parameters
    • JOBLIB, STEPLIB and JCLLIB
    • Symbolic & Overriding Parameters
    • Instream & Cataloged Procedures
    • Temporary Datasets
    • RESTART, PARM, COND, Referback, DUMMY, TYPRUN
    • GDG and its uses
    • Sorting & Merging files
    • Reformatting file data
    • INCLUDE, OMIT
    • JCL Errors and resolving abends
    • Coding Realtime JCLs

    DB2(RDBMS)

    • DB2 – Database concepts
    • DB2 Organization
    • Tablespaces, Tables, Views, Indexes, Synonyms, Aliases
    • Using SQL Queries
    • DDL(CREATE, ALTER and DROP COMMANDS)
    • DML(SELECT, INSERT, UPDATE and DELETE)
    • DCL(GRANT & REVOKE)
    • Group By, Having, Order By
    • Joins
    • Subqueries vs Correlated subqueries
    • Unions
    • DCLGEN, SPUFI and QMF
    • DB2 Utilities
    • NULLS – Null Indicators
    • Cursors and Types
    • SQLCA
    • DB2 Program Preparation
    • Pre-compilation
    • BIND – Packages & Plans
    • DB2 Locking and Concurrency
    • Locking Modes
    • Isolation Levels
    • Commit & Rollback
    • Constraints
    • DB2 Performance issues and tuning techniques
    • SQLCODES and resolving abends
    • COBOL-DB2 Realtime Programming

    VSAM(File Concept)

    • Introduction to VSAM
    • VSAM Datasets – ESDS, KSDS, RRDS
    • Space management
    • Alternate Indexes
    • Dataset structures
    • Defining Clusters
    • IDCAMS – Repro, Print, Alter, Delete
    • START, INVALID KEY
    • Accessing VSAM files from COBOL
    • File status codes and abend codes
    • Coding programs using VSAM files

    CICS(Customer Information Control System)

    • Introduction to CICS
    • Batch vs Online systems
    • CICS System tables
    • Triggering CICS transactions
    • Conversational and Pseudo-conversational programming
    • BMS Macros – Maps and Mapsets
    • CICS commands
    • EIB
    • Commarea
    • Exceptional conditions
    • Handle condition
    • Ignore Condition
    • RESP
    • Control Operations
    • TDQs and TSQs
    • Return, XCTL and LINK
    • ASKTIME, FORMATTIME, START, ATI, CANCEL
    • CICS Abend codes and resolutions
    • Coding Online programs using COBOL, CICS, VSAM and DB2

    Tools

    • File-Aid for files & DB2
    • Changeman
    • Xpeditor

    Software Engineering

    • Application development covering all phases of SDLC
    • Quality Management
    • Documentation

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