What is IMPACT analysis?

Answers were Sorted based on User's Feedback



What is IMPACT analysis?..

Answer / guest

Impact Analysis:
If a change requested to an existing process, need to
analyse the impact on entities

Interview Purpose
-----------------
Requirement - Size of a field need to be increased in a
copybook

Before giving estimation to above requirement, we need to
do impact analysis

1. Validate the changes required to the copybook
- If FILLER (unused space) exist, use that space to
increase above field. This will save from increasing
copybook length
- If no FILLER exist in copybook, increase field length,
which will increase copybook length
2. Search for Programs used this copybook. Analyse the
usage of field in these programs. If the field value is
moving to any working storage field, start analyse the
impact of that working storage variable
- If the program is a sub-program, validate if this
field moving to main program through linkage section
variable
3. Validate the files linked to the copybook, requires file
attribute changes in the job
4. If the filed value is moving to any database, then
validate DCLGEN
5. If the value moving to any online programs, analyse if
it require any changes to online screen

Is This Answer Correct ?    15 Yes 0 No

What is IMPACT analysis?..

Answer / anna

and online pgm, copybooks.

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More COBOL Interview Questions

how many bytes does s9(7)COMP-3 field occupies?

6 Answers   ADP,


What are the two search techniques ?

2 Answers   iGate,


Mention the guidelines to write a structured cobol program?

0 Answers  


COMP-3 field occupy ?

8 Answers  


Can we call a CICS program from a batch program or viceversa?If so, how?

3 Answers  






When can the USING phrase be included in the call statement ?

2 Answers  


Can we use goto statement in inline_perform ?

5 Answers   IBM,


wht is load module and object module ?

2 Answers   DELL, TCS,


How to define a array dynamically.....

5 Answers   Fidelity,


) what is the difference between AID and HANDLE AID?

0 Answers   IBM,


Should I use STOP RUN in the sub program??why?

6 Answers   Xansa,


what is srange and nosrange pls reply to ths question ?

2 Answers   L&T,


Categories