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Question
Form designers should use highlighting as often as possible to distinguish the different categories of data.Answer
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When you believe that you have shown each business form or transaction, computer screen, and report as a single data flow, you have probably reached the:
A) level-0 diagrams.
B) ternary-level diagrams.
C) primitive data-flow diagrams.
D) secondary-level diagrams.
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If an input from a source appears on a level-0 diagram, it must:
A) appear on the context diagram.
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C) be connected to a sink.
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E) be connected to two entities.
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Which of the following is a true statement regarding data flows?
A) A data flow to a data store means retrieve or use.
B) A data flow from a data store means update.
C) A data flow may have double-ended arrows.
D) A data flow represents data at rest.
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Which of the following is true regarding the context diagram?
A) The process symbol is labeled "0."
B) The context diagram contains two processes.
C) Data stores must be shown on the context diagram.
D) The internal workings of the system are shown on the context diagram.
E) The context diagram organizes the processes in a tree-like structure.
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A square on a data-flow diagram represents a sink or a:
A) data flow.
B) data store.
C) process.
D) predecessor.
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The shape of a data-flow (DFD) diagramming process is a(n):
A) arrow.
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C) rectangle.
D) rounded rectangle.
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A supplier of auto parts to your company would be represented on a data-flow diagram as a:
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Data contained on a customer order form would be represented on a data-flow diagram as a:
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One of the primary purposes of a DFD is to represent time, giving a good indication of whether data flows occur constantly in real time, once a day, or once a year.
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A process has a verb label.
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On a data-flow diagram, a rectangle with the right vertical line missing represents a data store.
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On a data-flow diagram, a diamond represents a process.
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Briefly identify and describe the participants of a JAD session.