programming for business(ctp 108) prepared by merve sevgİlİ&akin kurŞad sam system...
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![Page 1: PROGRAMMING FOR BUSINESS(CTP 108) PREPARED BY MERVE SEVGİLİ&AKIN KURŞAD SAM SYSTEM DEVELOPMENT LIFE CYCLE(SDLC)](https://reader035.vdocuments.net/reader035/viewer/2022062715/56649d7d5503460f94a6051e/html5/thumbnails/1.jpg)
PROGRAMMING FOR BUSINESS(CTP 108)
PREPARED BY MERVE SEVGİLİ&AKIN KURŞAD SAM
SYSTEM DEVELOPMENT LIFE CYCLE(SDLC)
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WHAT IS SDLC?METHODOLOGY
*Develop
*Maintain
*Replace information
Base on 3 principles:
1)-Procces
*Modeling software
2)-Product
*Modeling measurement
3)-People
*Management&human interactions
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SDLC’s phases:Existing system—evaluated
*Deficiencies identified
*Done by—interwieving&consulting
Requirements—identified
*Deficiencies addressed
--with specific proposal
Proposal
*Plans—laid out
--physical contructions
--hardware,operating system
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System
*Obtained &installed
*Tested
*if necessary—adding
Put into use
*Old system replaced
System up & run
*Maintanence keep-up
--rigously
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PLANING
ANALYSING
DESIGN
IMPLEMENTATION
MAINTANENCE
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Creating the information
Defining System To Be Developed
--Based on
*System prioritized
--System
*Identified
*Chosen
Project Scope
--Requirements defined
--Put scope project
PLANNING
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PLANING Developing the project PLAN
-- All details completed
*WHO?
*WHEN?
Manging & Monitaring Plan
--Organization
*Stay on track
*Create project,milestones
*Add inital plan
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ANALYSING
STRUCTRING REQUIREMENTS
REQUIREMENTS
DETERMINATION
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Analysts design system
*From input
*output
*Screen Reports
*Database
*Computer Processes
Analysts convert solutions
*Logical Design
--Hardware
--Software
--Consantrace
*Business aspects
DESIGN
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*Physical Design
--Overall highlevel Design
--Turning logical to physical
--Determine physical details
DESIGN
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CODINGTransforming designs to working systems
TESTINGFinding the errors and correct them
INSTALLATIONSystem is introduced to users
DOCUMENTATIONGiving users guide
SUPPORTINGGiving education
Helping users
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UPDATING
New versions of systems
New Documentatıons
New Trainings
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SYSTEM DEVELOPMENT LIFE CYCLE
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THE SOFTWARE PROCESS MODELS
*Waterfall Model
*Iterative Model
*Incremental Model
*Sprial Model