IBM Mainframes

IBM MAINFRAMES COURSE CONTENT
By the end of NEXSOFT IBM MAINFRAMES Training Course, you will learn
Mainframe Concepts
✓ Introduction to IBM Mainframe Systems
✓ IBM Mainframe Architecture 

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
✓ Temporary Datasets
✓ RESTART, PARM, COND, Referback, DUMMY, TYPRUN
✓ GDG and its uses
✓ GDG Base and GDG generations
✓ Sorting & Merging files
✓ Reformatting file data
✓ INCLUDE, OMIT
✓ JCL Errors and resolving abends
✓ PROCEDURES – Instream & Cataloged Procedures
✓ Symbolic & Overriding Parameters
✓ UTILITIES – IEBGENER, IEBCOPY, IEFBR14, IDCAMS, SORT
✓ 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

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
Highlights of NexSoft Training programs
1. Training programs are designed to meet corporate needs.
2. Corporate style PPT presentation of topics so we do not miss any concept.
3. Limited number of students per batch.
4. Faculties are well-experienced professionals with excellent teaching skills.
5. Complete Lab practice within the class itself.
6. AC classrooms with laptop for each student.
7. Day-wise schedule for training content to complete course within the
timelines.
8. Performance evaluation thru online tests after every module completion.
9. FREE training on Interview skills and business communication so NEXSOFT can
satisfy clients with best candidates for the job requirements.
10. Course completion certificate.
11. Resume preparation.
12. HR team to schedule interviews thru our 100% Job Assistance program.

✓ 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

✓ 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

Other courses by NexSoft
SALESFORCE CRM
Data Science
DevOps AWS AZURE
Full Stack Python
Full Stack Java
Full Stack .Net
IBM Mainframes