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Manualorautomatic–allbusinessessystematicallyprocesstransactions
Function:processroutine,day-to-daybusinessactivities
ComputerizedTPS:
Batch
Online(real-time,OLTP)
Thefoundationofbusinesssystems
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BatchTPS
Originally,theonlyavailableoption
Transactionsaccumulatedoverperiodoftime
Timeperiod–day,week,month
Transactionrecordsaccumulatedinfiles
Whenbatchesareprocessed,whathappens?
Updatedatabases
Generatereports
Generatetransactionsforothersystems
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BatchProcessingProsandCons
Pros
Relativelyeasytoprogram,installandmaintain
Batchescanbeprocessedduringlow-activityperiods
Cons
Informationisdelayed
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HybridTPS
OLTPapplicationscanfeedtransactionstobatchsystems
Examine:GLonlyupdatedonceperday
Realtimeordercapturewithdelayedprocessing
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MIS175Spring2002Chapter9MIS221
TPSRequirements
Capture,processandstoretransactions
Producereportsandinformationabouttransactions
ProducetransactionsforotherTPS
Beaccurateandtimely
Beefficient–requirelesslabor
Increasecustomerservice
Increasecompetitiveadvantage
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TPSActivityModel
Datacapture
Fromonlineentryor“external”system
Datavalidation
Shouldbedoneasclosetosourceaspossible
Processing
Datamanipulation
Databaseupdating
Generationoftransactionsforothersystems
ArchiveTransaction
Createdocumentsandreports
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ManagementIssues(2)
DisasterRecovery
Whatplansareinplacetorecoverlostbusinessdata?
Whatplansareinplacetoresumebusinessprocessingincaseofdisaster?
Audit
Canyouverifytheintegrityofthesystem?
Howwillyouknowiftransactionsarenotprocessedorareprocessedincorrectly?
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TPSByFunction
OrderProcessing
Procurement&InventoryControl
Accounting
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MIS175Spring2002Chapter9MIS221
OrderProcessingTPS
Ordercapture
Varietyofmeans
Configuration
Shipmentplanningandinventoryallocation
Prioritizeorders,selectshipmentlocations,allocateinventorytoorders
Shippingandwarehousing
Picking,packing,invoicing,reporting
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Accounting
AccountsPayable
AccountsReceivable
Budget
Payroll
GeneralLedger
AssetManagement
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