17.Allserve.com,anonlineretailcompanywouldliketobecomemorecompetitiveandincreasemarketsharebymodernisingitsinformationsystems.IfAllserve.comwantstoanalyseandvisualisepastdata,whattypeoftoolsandtechniqueswouldbeitsbestoption?
A. Databasemanagementsystem
B. OnlineTransactionProcessingSystem
C. BusinessIntelligence
D. E-commerce
E. Datadictionary
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18.Duringsupplychainplanning,whichfourplansarecreated?
A. demandforecast,logisticsplan,productionplan,supplierplan
B. needsanalysis,logisticsplan,productionplan,sourcingplan
C. needsanalysis,transportationplan,outsourcingplan,partnershipplan
D. demandforecast,transportationplan,productionplan,sourcingplan
19.Whichofthefollowingisthecorrectorderofphasesinthesystemsdevelopmentlifecycle?
A. analysis,planning,design,implementation
B. analysis,design,planning,implementation
C. planning,analysis,design,implementation
D. design,analysis,planning,implementation
20.A(n)______________isasystemcomposedofhardware,software,orboththatisdesignedtodetectintrusionandpreventunauthorizedaccesstoorfromaprivatenetwork.
A. encryption
B. firewall
C. alarm
D. logicbomb
21.BigDataischaracterizedbyallofthefollowingexcept______________.
A. verifiability
B. velocity
C. variety
D. volume