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25 Cards in this Set
- Front
- Back
Which of the following graphically characterize(s) processes and data flows through a business system? |
B. Data flow diagrams |
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Which of the following is the biggest advantage of the data flow approach over narrative explanations? |
D. Conceptual freedom found in the use of the four symbols |
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Which of the following is not one of the four basic symbols used to chart data movement on data flow diagrams? |
A. Oval |
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C. Process description |
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A. External entities directly connected to other external entities |
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C. Data store |
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A. a process that is not exploded to a child diagram. |
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B. data flow on a child diagram that has only one end connected to a process, the other end is a point in space |
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D. unbalanced decomposition. |
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D. is a model of how the business works. |
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D. A logical model clarifies which processes are automated. |
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B. It is easier to create compared with the logical model. |
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A. include processes for adding, updating, changing, and deleting records. |
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B. may be used to link processes that execute at different times. |
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D. To maintain consistency of data. |
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B. where records are updated, added, deleted, or used. |
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D. activity. |
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A. event modeling. |
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B. users are familiar with the events within their business and know how the events drive other activities. |
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A. summarizes an activity, its trigger, input, and output. |
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C. security. |
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A. Improve the ease of maintaining the Web site. |
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C. A unique Web form and DFD process to validate and process the data |
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B. the forms are less complex and easier to fill out. |
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D. the process involved needs to be partitioned into a separate program. |