Mainframe Online Training in Hyderabad
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Course Structure
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Course's Key Highlights
Course 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
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
Tools
- File-Aid for files & DB2
- Changeman
- Xpeditor
Software Engineering
- Application development covering all phases of SDLC
- Quality Management
- Documentation
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