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The following concepts will be discussed with Real Time Examples in simple language and How to present in the Interview
Main Frame Components.
Main Frame Processing
Batch Process
Online Process
Types of Mainframe systems and how to connect to Main frame.
What is DATA?
INTRODUCTION TO VS COBOL-II
- History of Cobol and types of COBOL’s.
- Data Assignment in the Memory
- a.Static b.Dynamic
- Input and Output terminal commands.
- Move and it’s types and it’s use in the project.
- Table handling and it’s use in the project.
- Reference Modifcation.
- Copy and call deference’s and their use in the project.
- Main and Subprogram linkage.
- Sorting and merging files.
- Coding application programs for execution on IBM mainframe machine related to real time environment.
- Program coding and execution demo.
- ISPF Panels.
- Error handling with file status codes for input and output operations against files.
- Resolutions for all practical errors.
MAIN FRAME BASICS & MVS Top
- Introduction to MVS.
- Real and Auxiliary Storage.
- Paging.
- Address Spaces.
- Swapping.
- Data Space.
- Multiple Virtual Storage.
- Multiprocessing.
- Spooling.
EXEC STATEMENT
- PGM Parameter.
- PARM Parameter.
- JOBLIB Parameter.
- STEPLIB Parameter.
JCL MAINFRAME ENVIRONMENT
- Usages of JCL in Real Time Project.
- Structure of the JCL.
- How to code JCL program.
JCL-I STATEMENT Top
- Positional and keyword parameters differences.
- Accounting Information and Programmers name and it’s use in Real time project.
- CLASS Parameter with practical example.
- PRTY Parameter with practical example.
- MSGCLASS Parameter practical example.
- TYPRUN Parameter.
- NOTIFY Parameter.
- USER ID and password.
- Region.
- COND and it’s use in the Real time project.
- Restart Parameter and precautions before restart and it’s use in the Real time project.
JOB & EXEC
- REGION Parameter.
- How to Bypass the steps.
- How to code IF condition in the JCL.
- COND Parameter.
- Time Parameter.
DDSTATEMENT Top
- DD Name
- DSN Parameter
- DSIP Parameter.
- STATUS Field.
- NORMAL DISPOSITIONS field.
- ABNORMAL DISPOSITION field.
- DUMMY Parameter and file and where are these used in the project.
- SYSIN.
- SYSOUT.
- UNIT, VOL.
- DCB, SPACE.
- In stream and catalogued procedures, symbolic and overriding parameters and their usage in the project.
- IBM Utilities.
- How to check empty Data Set and where it is used in the project.
- What are the methods to copy the data form one file to another file.
- How to compress the data set and where it is used in the project.
- How to allocate and Delete the datasets dynamically and where it is used in the project.
- How to send the data file to printer.
- How to send the data to some other system.
- How to send the data to Mail server.
- How to submit JCL by using COBOL program.
VSAM
- Basic Concepts.
- Introduction.
- Overview.
- Advantage and disadvantage of VSAM.
- Organization of VSAM detests.
- RRDS.
- KSDS.
- LDS.
- ESDS.
- Internal Organization of VSAM Data sets.
- Accessing VSAM Data sets.
- Control interval and control area.
- Other Features of VSAM.
- How to Use in COBOL and CITS.
DB2 Top
- Introduction to database Management System.
- Relation Database Management System.
- Normalization.
- Overview of DB2.
- Structure Query Language (SQL)
- DML, DDL, DCl.
- SQL Queries related to the real time project
- How to Eliminate Duplicate rows.
- How to find total number of rows.
- How to group repeated data.
- What is the difference between having and where Clauses?
- Column Functions.
- What is sub query and C-Related Sub query and their use in the project
- How to find second heist and nth heist record.
- How to find top n Records.
- What Join and it’s types (Self, Inner, Outer, Left, Right)
- What is Union and Union All.
- DB2 Application program Development related to real time project.
- Pre Compilation process.
- Bind process.
- Plan and package and it’s use.
- RUNSTATS and Run Time Supervisor.
- Compilation process and link edit.
- What is CURSOR and Cycle of the cursor in the Application program.
- DB2 Indexes and Views and it’s uses in the project.
- Error Handling (SQLCODE,SQLCA).
- COMMIT and ROLLBACK.
- WITH HOLD Option.
CICS
- Introduction to CICS.
- CICS Fundamentals.
- Program Control.
- File Control.
- Terminal Control.
- Multi tasking and Multi threading.
- Normal and Psue-do conversation and their advantages and disadvantages for the project.
- How to validate function keys.
- Developing a CICS application program.
- Exception Handling in CICS.
- CICS Programming Techniques Basic Mapping Support.
- What are the Cursor posting Techniques and it’s use.
- What is the deference between Symbolic and Physical map.
- What is TSQ and TDQ where these are used in the real time project.
- What is the deference between LINK and XCTL and their use in the project.
- Application Design.
- Recovery and Restart.
- CICS intersystem Communication.
- CICS Debugging Techniques.
IBM TOOLS Top
- FILE-AID-FILE.
- INTERTEST.
- SPUFI.
- QMF.
- ISPF.
- XPEDITOR.
- LIBRARAIN.
- FILE-AID-DB2.
Project Related
Maintenance, Enhancement and Development.
Practical problems and Situations.
Application Programs.
Batch and Online process.
Execution Methodology
Software Development life cycle.
Examples
Templates used in the project.
Work Allocation and program development cycle Status, Time Keeping, Review meetings.
Job Type
Development jobs.
Production support process.
System knowledge.
How to prepare CV?
Roles and Responsibilities
Interview Preparation: Top
How to prepare for an interview?
Technical Interview/Personal Interview
How to explain the project?
Roles & Responsilities in the project.
What are your recent problems? |
