is bshort bof bthe bability bof bsystem bdecomposition bfor blarge
information bsystems
Data bFlow bDiagram b(DFD) b- b bcorrect banswer-a btop-down bapproach bto
bunderstanding ba bsystem. bThe btop-down bapproach bis bconsistent bwith bthe
bsystem bconcept bthat bviews ba bsystem bin ba bholistic bmanner band bconcerns ban
bunderstanding bof ba bsystem bby bexamining bthe bcomponents band btheir
binteractions bwithin bthe bsystem.
The bdata bstores bused bin bthe bprocess band bgenerated bdata bflows bin bthe bprocess
bare balso bdefined
Unified bModeling bLanguage b(UML) b- b bcorrect banswer-is ba bgeneral-purpose
bmodeling btool bin bthe bfield bof bsoftware bengineering bfor bconstructing ball btypes bof
bcomputerized bsystems.
includes ba bset bof bvarious btypes bof bdiagrams bwith bdifferent bsubjects bof
bmodeling band bdiversified bgraphics bstyles.
3 bmain bcomponents bof ban bERP b- b bcorrect banswer-1. bComputer bprogram: ba
bcomputer bprogram, bwhich
means bthat bit bhas bbeen bdeveloped bwith bspecific blogic band brules bbehind bit. bIt bis
bcustomized band binstalled bto bwork bspecifically bfor ban bindividual borganization
2. bCentralized bdatabase: bdata bis bstored bin ba
single, bcentral bdatabase. bCentralization bis bkey bto
the bsuccess bof ban bERP
3. bUsed bto brun ban bentire bcompany: bused bto bmanage ban bentire borganization's
boperations. bCompanies
can bpurchase bmodules bthat brepresent bdifferent bfunctions bwithin bthe borganization
bsuch bas bfinance, bmanufacturing, band bsales.
Critique bof bERP b- b bcorrect banswer-ERP bsystems bcommoditize bbusiness
bprocesses, bdriving ball bbusinesses bto buse bthe bsame bprocesses band bthereby
blose btheir buniqueness. b
best-known bERP bvendors b- b bcorrect banswer-SAP, bMicrosoft, band bOracle.
Business bprocess bmanagement b(BPM) b- b bcorrect banswer-an bintentional beffort bto
bplan, bdocument, bimplement, band bdistribute ban borganization's bbusiness
bprocesses bwith bthe bsupport bof binformation btechnology.
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