Software Development Life Cycle (SDLC) Complete Guide.pdf

Software development company creates software products in multiple stages to ensure their features meet user expectations while the various models or phases contribute towards creating an outstanding application.

1. SoftwareDevelopmentLifeCycle(SDLC)
CompleteGuide
Softwaretestinglifecyclesrepresentthesequenceofactivitiesinvolvedwith
softwaretesting.Byemployingasuitabletestinglifecycle,anorganizationis
morelikelytoachievegreaterqualityoutcomes,ultimatelyleadingto
customersatisfactionastheirultimateaim!
Bug-filleduserexperiencescanturncustomersoff,sowhencompanies
realizedthis,theybeganincludingtestingaspartoftheSDLCprocessandhave
madetestinganintegralcomponentofeveryorganization.
Softwaredevelopmentcompanycreatessoftwareproductsinmultiplestages
toensuretheirfeaturesmeetuserexpectationswhilethevariousmodelsor
phasescontributetowardscreatinganoutstandingapplication.
Theproductdevelopmentlifecycleencompassesvariousstages,advanced
tools,provenmethodologiesandmanagementapproachesthatmustallcome

2. togetherseamlesslytoconstructtheconceptfromthegroundupand
introduceitsuccessfullyintothemarket.
Complexdevicesmakelifesimplerforeveryone,suchasself-drivingcars,
smarthomesoraugmentedrealitycapabilitiesbuiltintoeyewear–eachof
whichusescomplexsoftwareworkingbehindthescenestooperate.
Nomatterhowcomplexasoftwareapplicationis,itsdevelopersmustensureit
remainsflexible,easytomaintain,andenhanced.Howcanthisbeachieved?
Bycarefullyplanningeachstepinthesoftwaredevelopmentlifecycle.
Moreisneededtohaveanexcellentideaforawebproducttoensureits
success;properexecutionmustoccur,goingthroughvariousstagesof
softwaredevelopmentandproduction.Establishinganefficientproduct
developmentprocessisvitalifyourideaistogainwidespreadacceptance
amongyourtargetusers.
WhatistheSoftwareDevelopmentLifeCycle?
AsoftwaredevelopmentlifecycleorSDLCisaspecificprocedureusedto
producesoftwareandensureitsqualityandcorrectnessmeetindustry-set
standards.
Thislifecycleensuresthatthesoftwaremanufacturedintheindustrymeets
customerexpectationsbystayingwithintheagreed-uponcostandtimeframe.
Softwaredevelopmentlifecycles(SDLCs)beginwhenthedecisiontobuild
softwareismadeandendwithitsremovalfromuse.SDLCcomprisesfivekey
phases,eachwithmultiplesteps;inessence,itservesasaroadmapfor
softwareproductcreation.
TheSoftwareDevelopmentLifeCycle(SDLC)providesanoutlineforcreating
newsoftwarefromplanningthroughimplementationandlong-term

3. maintenance,offeringsoftwaredevelopersaroadmapastheycreatenew
apps.
DifferentSDLCmethodologieswillworkbestwithvarioustypesofprojects.
EachmodelexemplifiesoneormorebenefitsassociatedwithSDLC.
Thesoftwaredevelopmentlifecycleprovidesaframeworkforimproving
softwarequalityandstreamliningdevelopmentprocesses.Ifthiscycleis
ignored,mishapscouldoccurthatcoulddrasticallyaffectbothcostand
timeframes.
WhyIstheSoftwareDevelopmentLifeCycleImportant?
SDLCmattersduetoseveralreasons,including:
PlanningandOrganization
TheSDLCensuressoftwaredevelopmentprojectsareeffectivelyplannedand
organized,fromsettinggoals,gatheringrequirements,anddesigninganinitial
roadmapofthedevelopmentprocesstosettingexpectations,allocating
timelines,andallocatingappropriateresources.Withoutsufficientplanning
andorganization,projectsmayexperiencedelays,costoverruns,andscope
creep–thusrenderingtheseendeavorscostlyorunworkable.
ImprovedCommunication
Effectivecommunicationisintegraltoanysoftwaredevelopmentproject’s
success,andSDLCoffersaframeworktofosteritamongvariousstakeholders,
includingdevelopers,designers,testers,projectmanagersandclients.
Followingastandardizedprocesshelpsallinvolvedstayinformedofproject
developments–thiscanreducemisunderstandings,ensureteamalignment,
andhelpidentifyandaddressissuesquicklyandefficiently.
QualityAssurance
AprimarygoaloftheSDLCistoproducetop-qualitysoftware.Eachphase
incorporatesqualityassurancemeasuresintoitsprocesses,suchas

4. requirementsgathering,designreviews,codeinspections,anduser
acceptancetesting,byfollowingastructuredapproachtoqualityassurance
testingearlyinthedevelopmentcycleandfixingdefectsearlyontoreduce
criticalissuesinthefinalproductandwiththoroughqualityassurance
processesinplace,leadingtomorereliable,robust,user-friendlysoftware.
RiskManagement
Softwaredevelopmentprojectsinvolverisksthatcouldhindertheirsuccess,so
SDLCincludesriskmanagementpracticestohelpidentify,assessandmitigate
themaspartofitsprocess.Byactivelyaddressingrisksliketechnological
uncertainties,resourceconstraintsorchangingrequirementsduring
development,theSDLCallowsprojectteamstominimizedisruptionswhile
improvingchancesforprojectsuccess,keepingcostsincheck,andremaining
onscheduleandwithinbudget.
ScalabilityandMaintainability
TheSDLCstressestheimportanceofdesigningsoftwarewithscalabilityand
maintainability.Fromitsinception,softwarearchitecturemustaccommodate
futuregrowth.Todosoeffectively,SDLCdevelopersusebestpracticeslike
adheringtocodingstandards,usingmodularandreusablecomponents,
adheringtobestpracticesaswellasadheringtocodingstandards;allthis
allowsforeasilyenhanced,extendedorupdatedinthefuture,reducingoverall
ownershipcostsandguaranteeinglong-termsustainabilityoftheirprojects.
CustomerSatisfaction
AneffectiveSDLCcanbringgreatcustomersatisfaction.Engagingcustomers
andend-usersthroughoutthedevelopmentprocessensuresthatthisSDLC
considerstheirneedsandfeedback.AsuccessfulSDLCincreasescustomer
satisfactionwhilecreatingtrustbetweenclienteleandsoftwareprovidersby
conductingregularprototypingsessions,usertesting,demos,prototyping
tests,anduserinterviews.
ComplianceandStandards

5. Softwareapplicationsmustadheretospecificregulations,standards,and
securityrequirementsinmanyindustries.TheSDLCoffersastructured
frameworktoincorporatecomplianceandsecurityconsiderationsintothe
softwaredevelopmentprocess;followingbestpracticessuchassecurecoding
guidelines,dataprivacyregulations,accessibilityspecificationsetc.,allows
developerstobuildsoftwarethatcomplieswithlegalandindustry-specific
obligations.
HowdoesSoftwareDevelopmentLifeCyclework?
SoftwareDevelopmentLifeCycle
Thelifecycleofsoftwaredevelopmentdefineshoweachtask,ormilestoneis
tobeaccomplished.Themilestonesandprocessesaregroupedtogetherto
createafullycustomizedsoftwaresolution.SDLCcanreducealltimewastage
andincreaseproductivityinthedevelopmentprocess.TheSoftware
DevelopmentLifeCycleensuresthattheprojectwillbeontrackanddevelop
smoothlywithoutanyproblems.
TheSDLCisaprofessionalenvironmentfortheexpertswhoareinvolvedin
creatingadigitalproduct.Softwaredevelopmentphasesincludeallnecessary
documentation,marketresearchandanalysis,budget,andfeasibility.The
SDLCprocessallowstheconcernedpersontocombineoneormoremilestones
dependingontheurgencyofthesituation.However,thisstepmustbetaken
underthestrictsupervisionofexperts.
FeaturesandSoftwareDevelopmentLifeCycle
Asolidplananddesignareessentialfordevelopinghighlyoptimizedand
functionalsoftwareapplications.Afterthat,theSDLCcanbeagoodoptionfor
development.Togetstarted,youmustfirstunderstanditsfeatures.
TheSoftwareDevelopmentLifecyclehasmanyfeatures.

6. StructuredApproach:Ithasastructuredapproachwithstagesandprocesses
definedtodevelopanapplicationinasystematicway.Youcanensurethatthe
softwaredevelopedisdeliveredontimeandwithinbudget.
Iterative&Incremental:Itisaniterative&incrementalapproachtoapplication
development.Itmeansthatsoftwareisdevelopedinsmall,manageable
stages.Eachstepmustbeinterdependent.Thisallowsyoutogetfeedback
continuouslyfromtheuserandimprovethesoftwarethroughoutallphases.
FocusRequirement:Itisafocusonrequirements.Whenyoufollowthe
SoftwareDevelopmentLifeCycle(SDLC),theprocessisdrivenprimarilybythe
identificationandanalysisofsoftwarerequirements.Thiswillensurethat
softwaremeetstherequirementsofendusers,isdeliveredwithinbudget,and
ontime.
Flexibility:SDLCisflexible.Thismeansthatitcaneasilybeadaptedtothe
needsofasoftwareapplicationororganization.YoucanadapttheSDLCtothe
specificneedsofanorganizationorsoftwareapplicationiftherearechanges
madeduringthedevelopmentprocess.
TestSoftwareApplications:TheSDLCplacesastrongfocusontestingsoftware
applications.Thisisthemainapproachtoensuringbug-freeapplications.It
involvesdifferenttypesoftestingsuchasfunctionaltesting,performance
tests,usabilitytests,etc.
Check:HowtoCreateaSoftwareDevelopmentPlanforYourDevTeam
WhatistheSoftwareDevelopmentProcess?
Step-by-stepactionsreducerisksforcustomerswhocanvisuallyobserve
changesovertime;similarly,developersupholdprinciplesofproductcreation
whilestayingclearaboutwhatneedstobeaccomplishedineachstep.
Stage1.ResearchandDiscovery
Thesoftwaredevelopmentprocessbeginswithresearchanddiscovery.Their
initialresponseusuallyincludesasking:“Whatcanbedone?”
Stage2.ProductDesign(UXandUI)

7. Nextcomesproductdesign–wireframing,mockupsanduserinterfacedesigns
tailoredspecificallytoourclient’saudienceareconstructed.Atthisstage,we
alsodevelopuserjourneystobuildintuitivesoftwareappealingtoendusers.
Stage3.ProductDevelopment
Oursoftwaredeveloperswereexpertsatcreatingwebproductsaccordingto
modernpracticesandstandards,givingourclientsreliableandsecure
software.
Stage4.OptimizationandQualityAssurance
Testingisintegraltosoftwarelifecycles,providingclientswithreliable
productstheirenduserslove.Atourfirm,thisstageensuresefficient
solutions.
Stage5.Deployment,MonitoringandSupport
Thefinalphaseinsoftwaredevelopmentinvolvesdeployment,monitoringand
supportservicesprovidedbyourspecialists.Asfull-cycledevelopersofweb
solutions,wecontinueprovidingongoingsupport.
SeeAlso:CustomSoftwareDevelopmentCost,ProcessandTime
PopularTrendsinSoftwareDevelopmentLifeCycle
Softwaredevelopmenthaswitnessedmanytrendsandadvancesthathave
revolutionizedhowprojectsaremanagedanddelivered.Belowaresomeof
themorenoteworthyrecentchangeswithinitslifecycle.
AgileMethodology
Agilemethodologyhasrapidlygainedgroundwithinthesoftwareindustry.It
emphasizescontinuouscollaborationanditerativedevelopmentbetween
cross-functionalteammembers.ScrumandKanbanarepopularagile
methodologieswhichenableorganizationstodeliversmallersoftware
incrementsmorerapidlyforfasterfeedback,greateradaptabilityand
increasedcustomersatisfaction.Furthermore,agilepracticespromote

8. flexibilitywhichenablesteamstobetterrespondtomarketneedsorchanging
requirementsmoreswiftlythanbefore.
IntegrationofDevOps
IntegrationofDevOpsIntegrationbetweendevelopment(Dev)andoperations
(Ops)hasrevolutionizedsoftwaredevelopment.DevOpsencouragesan
environmentofcooperation,automation,andcontinuous
integration/continuousdeployment(CI/CD).Furthermore,DevOpsbreaks
downsilosbetweendevelopersandoperationswhichimprovesoftware
quality,increasecollaborationrates,andspeeddeploymentprocesses.
ContinuousTesting
Continuoustestinghaslargelyreplacedtraditional,lengthytestcyclesatthe
end,byintegratingalltestingactivitieswithinSDLCprocessallowingearly
defectidentificationandquickerfeedbackloops.Populartechniquesthataid
continuoustestingtoguaranteesoftwarequalityincludetestautomation,
BehaviorDrivenDevelopment(BDD),andTestDrivenDesign(TDD).
CloudComputing
Cloudcomputinghashadanimmenseinfluenceonsoftwaredevelopment.
Cloudplatformsofferscalableinfrastructures,on-demandsolutionsandcost
effectivenessthatallowsdeveloperstomorequicklydeploy,test,monitorand
updateapplicationsmorequicklywhileremoteworkingallowsgeographically
scatteredteamstoworkcollaborativelyseamlessly.
MicroservicesArchitecture
Microservicesarchitecturehasgainedinpopularityduetothewaythatit
allowscomplexapplicationstobedesignedasacollectionofsmall
independentservicesinsteadofmonolithicarchitectures,providinggreater
flexibility,scalability,modularityandrapiddeploymenttimeswhilesimplifying
maintenance,fasterdeploymentstimes,easiermanagementaswellas
supportingContinuousIntegrationandDeliveryprogramswithinorganizations.

9. LowCode/NoCodeDevelopment
Platformsofferingno-codedevelopmenthavebecomeincreasinglypopular,
enablingcitizendeveloperstocreateapplicationswithoutmuchoranycoding
atall.Suchplatformsoftenfeaturevisualinterfaceswithpre-builtcomponents
forrapidapplicationcreation.Organizationsusingsuchlowcode/nocodetools
canspeedupdevelopmentprocesseswhilerelievingdevelopersofsometasks
whilelinkingITandbusinessdepartmentsinseamlessfashion.
ArtificialIntelligence&MachineLearning
AIandmachine-learninghavetransformedvariousaspectsofsoftware
development,fromcodegenerationandreview,bugdetectionandquality
improvement,reducingmanualeffortwhileincreasingcodequality.Machine
Learningalgorithmsanalyzelargevolumesofdatainordertorecognize
patternsthatpredictuserbehavioraswellasincreaseitsusability–
revolutionizingallfacetsofdevelopment!
SecurityIntegration
IntegratingsecurityintoSDLCprocesseshasbecomemoreimperativeas
cybersecuritythreatsgrowincreasinglysophisticated,necessitatingtechniques
likethreatmodeling,securecodingandregulartestingaskeydevelopment
techniquesformaintainingcybersecurityinsoftwareprojects.Onesuch
extensionofDevOpscalledDevSecOpspromotesintegrationofsecurity
practicesandautomationthroughoutthedevelopmentprocesssosecurity
doesn’tremainanafterthoughtbutanintegralelement.
Containerization
Containerizationhasrevolutionizedsoftwaredeploymentandmanagement.
Bypackagingapplicationswiththeirdependenciesintocontainersfor
consistentdeploymentacrossenvironments,containerizationenables
microservicesdevelopmentwhileimprovingapplicationportabilityand
increasingisolation.
DataDrivenDevelopment

10. Data-drivendevelopmentisanapproachtomakinginformeddecisionsby
drawinginsightsanddataanalyticsthroughouttheSDLCprocess.Developers
mayutilizeuserfeedback,performancemetricsandusagepatternsaswaysof
optimizingsoftwareproductsthatcatermoredirectlytocustomerneeds,
optimizedevelopmenteffortsefficientlyandenhancecustomersupport
services.Byadoptingdata-drivendevelopmentcompaniescanproduce
productswhichprovidebetteruserexperienceswhilesimultaneously
optimizingdevelopmenteffortsandincreasingcustomersupportservice
levels.
Seemore:TopSoftwareDevelopmentCompanies
SoftwareDevelopmentLifeCyclePhases
Eachsoftwaredevelopmentlifecyclemodelfollowssevenphasestocreatean
efficientprogrammingframeworkforsoftwaredevelopment.
Requirementcollection
Goal:toassembleanddocumentbusinessrequirements
Thisstepinvolvesgatheringrequirementsfromstakeholders,industryexperts,
andpotentialcustomersforsoftwareproductdevelopment.Afterthisstep,
theprojectownersoutlinetheirprojectscope,includingbudgetallocations,
resourcesrequired,timelinesandanypotentialrisksthatmightoccur,aswell
asqualityassurancemeasuresrequired.
SoftwareRequirementSpecification,inwhichallrequirementsarecompiled.
Projectmanagers,businessanalystsandhiresoftwaredevelopersfrequently
refertothisdocumentforreferenceduringPhase2.Design
Know:HowtoHireSoftwareDevelopers
Design
Goal:TranslatingSoftwareDevelopmentRequirementstoDesign

11. WhileHLDreferstoanarchitecturalplanofthesystem,low-levelDesign(LLD)
providesdetaileddescriptionsofITinfrastructurecomponents,configurations,
andprocesses.
ThestructureforSystemDesignDocumentsdiffersaccordingtoeachproject
individually;however,ittypicallyincludes:
HLD:
Systemelementsandhowtheyinteractarepresentedhereascases(by
performingstepA,yougetresultB);foreaseofunderstanding,this
informationispresentedinsuchaform.
Implementation.Thetableinthissectionprovidesconciseinformationonthe
majorstagesofsoftwaredevelopment.
Inaddition,HLDshouldincludeinformationaboutresources,technologies,
potentialrisks(andhowtomitigatethem),andwaystorecoverthesystemin
caseoffailure.
LLD:
Layoutandconnectionofequipment;
Softwaremoduleinstallationschemes.
Specificationsforoperatingmodesofcomponentsinthesystem.
SoftwareDevelopment
Goal:Toconstructtheactualsoftware
Softwaredevelopmentisusuallythelongestphaseinthelifecycle,yetmore
predictablethanitscounterpart,Design.Concerningadesigndocument,
softwaredeveloperswritecodeforcomponentsfromthatplan;team
membersdividetasksaccordingtotheareaofspecialization:front-end
developersmayberesponsiblefordesigninginterfacesandconnectingthem
withservers.Atthesametime,databaseadministratorsaddnecessarydata
intodatabases.Incontrast,softwaredevelopersusevariouscodingguidelines

12. andtoolsinwritingandimplementingcode,leadingtoworkingproductswith
sourcecodedocumentsasaresultofPhase4.
Testing
Afterdevelopmentteamscompleteprogrammingsoftware,itistimefor
QualityAssurance(QA)teamstostepin.QAassessesitsqualitybytestingit
againstvariouscriteria;duringthisphaseofsoftwaretesting,itundergoes
differentkindsoftests:
FunctionalTesting:Ensuringsoftwaremeetsallrequirementsasspecifiedinits
SoftwareRequirementSpecification;
Performancetestingmeasuressoftware’sbehaviorunderloadconditionssuch
asspeed,responsivenessandstability.
UnitTesting:Testingeachcomponentindividuallytoidentifyflaws;software
developersresponsiblemustthenreturntoitandrectifyitifanyappear.
SecurityTesting:Asitsnameimplies,securitytestingseekstoassessasystem’s
securitybyconductingthoroughchecks.
UsabilityTesting:Usabilitytestinginvolvestestinguser-facingcomponentsof
softwaretoseeifitisintuitive,user-friendlyandunderstandableforitstarget
users.
Softwaredevelopersworktofixanybugsdiscoveredduringthisstage,while
thequalityassuranceteamconductsrepeatedqualityassurancetestsofits
partsorentiresoftwareapplicationuntilallrequirementsarefullysatisfiedby
qualityassurancetesting.
Deployment
Goal:DeliverCompleteSoftwaretoUsers
Oncetestedsoftwarehasbeenreleasedforbetatesting,itssupportteam
collectsfeedbackfrominitialuserswhilesoftwaredevelopersaddressbugs
thatarisebeforebeingdeployedintoproduction.Oncedeployed,regular
productmaintenanceandconstantimprovementsstrengthenitfurther.

13. WhicharetheMostPopularSoftwareDevelopmentLifecycleModels?
BelowarethemodelsthatcompriseSDLC:
WaterfallModel
Thewaterfallmodelisoneofthemostprominentsoftwaredevelopmentlife
cyclemodelswidelyrecognizedtoday.Thissystemdividesaproject’s
developmentprocessintosmallerphasesforteamcompletion.
Underthismodel,theresultsfromeachphasebecomeaninputtothenext
oneintheroster.Furthermore,rememberthatwaterfallishighlydemanding
intermsofdocumentation–soyourteammustdocumenteveryphaseasyou
goalong.
V-Model
AV-modelisanotherimportantmodelinsoftwaredevelopmentlifecycles.
Here,phasesareplannedinparallelsoallverificationsandvalidations
requiredbytheprojectcanoccuroneitherside.
SpiralModel
TheSpiralmodelofsoftwaredevelopmentlifecyclesisrisk-driven.This
enablesteammemberstoadoptoneormoreprocessmodelsavailablewithin
thissoftwaredevelopmentlifecycle(suchaswaterfall,AgileorV-models).
Thisstrategyallowsteammemberstoutilizeallthebestfeaturesfromeach
modelforsoftwaredevelopment,usingeachtotheirfulladvantageduring
theirsoftwarecreationprocess.
WhataretheAdvantagesoftheSoftwareDevelopmentLifeCycle?
Hereareafewbenefitsassociatedwithitsusage.
StructuredApproach

14. AmajoradvantageofSDLCisitsstructuredapproachtosoftware
development.Eachphase,suchasrequirementsgathering,design,
development,testing,deploymentandmaintenance,ensureseachstep
followsalogicalsequenceforgreaterefficiencyandeffectivenessinsoftware
creation.Thisstructuredmethodreducesthechancesofmissingkeyaspects
duringthedevelopmentprocess,thusleadingtomoreefficientresults.
SDLCEmphasizesThoroughRequirementsGatheringandAnalysis
SDLCemphasizesthoroughrequirementsgatheringandanalysis.Thisprocess
encompassesunderstandingtheclient’sneedsandexpectations,documenting
theprojectscope,andoutliningclearrequirements.Bycreatingaholistic
pictureofprojectobjectives,theSDLCassistsdevelopmentteameffortsand
ensuresthattheendproductmeetsclientexpectations.
RiskMitigation
TheSDLCincludesriskmanagementtechniquesthatenabledevelopersto
recognizepotentialrisksearlyonanddevelopstrategiestoeffectivelyaddress
them.Bytakingstepsearlyindevelopmenttoidentifyandmitigatethem,
SDLCminimizestheireffectontimeline,budgetandqualitywhilehelping
developersmakeinformeddecisionsandadaptquicklywhennew
circumstancesarise.
ImprovedCommunicationandCollaboration
SDLCfacilitateseffectivecommunicationandcollaborationbetweendifferent
stakeholdersinvolvedinsoftwaredevelopmentplan.Cleardocumentation
producedduringeachphase,suchasrequirementsdocuments,design
specifications,andtestplans,helpsfacilitatethisinteractionandensuresall
teammembersremainonthesamepage.Thiscollaborativeenvironment
helpsavoidmisunderstandings,reducesreworkcosts,andfostersan
environmentconducivetoteamworkamongdevelopers.
QualityAssurance

15. SDLCprioritizesqualityassuranceasanintegralelement.Thestructured
natureofSDLCfacilitatescomprehensivesoftwaretestingatvariousstages,
fromunitteststhroughintegrationtests,systemtestsanduseracceptance
testing–helpingensurethatendusersreceivehigh-qualitysoftwarewithout
bugsandissuesarisingduringdevelopment.
CostandTimeEfficiency
SDLCcanaiddevelopersinmanagingcostswhileincreasingtimeefficiencyin
softwaredevelopmentprojects.Followingitsstructuredapproach,developers
canidentifypotentialbottlenecksandstreamlineprocesseseffectivelywhile
allocatingresources.Earlyidentificationofissuesorrisksallowstimely
resolutions,thusavoidingexpensivereworkcosts.Moreover,itsproject
timelineandmilestonesenableeffectiveprojectmanagement/monitoringto
deliversoftwarewithintimeandbudgetconstraints.
ScalabilityandMaintainability
SoftwaredevelopmentusingSDLCemphasizesscalabilityandmaintainability
askeycomponentsofsuccessfulsoftwarecreation.Byadheringtoestablished
designprinciplesandcodingstandards,developerscancrafteasilyscalable
andmaintainablesoftwareoverthelongterm–allowingfutureupdatesor
modificationswithoutimpactingtheentiresystem.SDLCpromotescode
reusability,simplifyingadaptingtochangingbusinessneeds.
CustomerSatisfaction
Softwaredevelopmentservicesshouldalwaysaimtomeetorexceedits
end-usersorclients’expectations,andSDLCcontributestothisbymeeting
thoseneedsregardingrequirements,reliabilityanddeliveryschedule/budget.
Byengagingclientsatvariousstagesofdevelopmentthroughfeedback/user
acceptancetestingprocessessuchasfeedbackloopsorUATprocesses,SDLC
allowsdeveloperstoincorporateinputfromclientswhilemakingany
necessaryadjustmentstoensureaproductthatexceedsthemormatches
expectations.

16. BestPracticesofSoftwareDevelopment
Refertothesoftwaredevelopmentlifecyclebestpracticesbelowtoachieve
thatgoal.
SourceControl
SourceControlSourcecontrolorversioncontrolreferstomonitoring,tracking
andcontrollingchangesmadewithinSDLCenvironments.
Sourcecontrolensuresthefulldocumentationofanynewcoding,withrecords
collectedsecurelyinonecentralplace.Incaseofservercrashes,developers
canstillrecovertheirlatestversion.
ContinuousIntegration
ContinuousIntegration(CI)involvesmergingandintegratingcodeintoone
centralrepository,followedbyautomatedtestingandbuildprocesses.
Developerswouldwriteendlesslinesofcodebeforetryingtointegrateit.This
processwastime-consuminganderror-prone;withcontinuousintegration(CI),
integrationprocessesareautomatedeachtimecodechangesoccurtoensure
thesoftwareisaserror-freeaspossible.
SDLCManagementSystemsProvidethisAutomation.
AnSDLCmanagementsystemisessentialtosuccessfulprojectdevelopment.It
enablesyoutooverseeeachstageofdevelopmentfromitsconception
throughcompletion.Furthermore,SDLCsystemsmakethedevelopment
processtransparentandeasiertoevaluatewhileoftenincludinganalyticstools
forbugtrackingandtaskadministration.
Conclusion
JustidentifyingerrorsatthelaststageofanSDLCisnolongeraneffective
practice;firmsalsoneedtofocusonotherdailyactivities.Devotingtoomuch
ofyourprecioustimetotestingandfixingbugscancompromiseefficiency,as
you’llspendmoretimebutproducelessoutput.

17. It’scriticaltoutilizetimeandresourcesefficientlyforoptimaltestingresults.
ImplementinganSTLCexpeditesbugfixingquicklyandincreasescustomer
satisfactionforincreasedROIandbrandpresence.
Aswithmostendeavors,softwareprojectsdependheavilyonselectingthe
appropriatepeopletofillkeyroles.Agoodvendor—notsimplyperforming
butofferingend-to-endsolutions—shouldtakemostofthepressureandhelp
solveproblemsfromitsside;butiftheprojectbelongstoyoudirectly,timely
courseadjustmentsmustbepossibleatanypointintime;eitherthrough
personalattentionorfindingsomeoneelsetotakeoverthisresponsibilityfor
you.