86%(14)12 out of 14 people found this document helpful
This preview shows page 5 - 8 out of 37 pages.
9.In data flow diagrams describing the accounting information system of a consulting firm, a customer is most likely represented as a(n):a.data flowb.data storec.external entityd.process bubble
10.In data flow diagrams describing the accounting information system of a medical practice, a patient is most likely represented as a(n):11.Those entities which perform no information processing activities for the system are called:12.Which symbol can be either an entity or a process depending on the type of DFD?a.bubble symbolb.external entity symbolc.data flow symbold.file symbolANS: A13.Which of the following is the least detailed of the data flow diagrams?14.In a physical data flow diagram, this is something within the system that transforms data.15.In a physical data flow diagram, a bubble or circle could be used to specify each of the following ex-cept:
16.Which type of data flow diagram specifies where, how, and by whom a system's processes are per-formed?a.context diagramb.physical data flow diagramc.logical data flow diagramd.systems flowchartANS: B17.A person, place, or thing within a system that transforms data is called:18.Which data flow diagram shows what activities the system is performing without having to specify how, where, or by whom the activities are accomplished?19.Data flow labels in context diagrams usually describe:20.In which of the following data flow diagrams does the bubble symbol represent a process and not the entire system?a.context diagramb.physical data flow diagramc.logical data flow diagramd.systems flowchartANS: C