Regarding the data dictionary, which of the following narratives is incorrect is ()
A. The role of a data dictionary is to define each component on a data flowchart
B. Data flowcharts and data dictionaries are the main tools for describing the logical model of the system
C. Data dictionaries can only be written manually
D. Writing a data dictionary should conform to the specification
查看答案
Tools describing basic processing logic functions do not include ()
A. Structured language
B. The decision table
C. Decision tree
Data flowchart
Arrows with names in the data flowchart indicate ()
A. Controls the order in which programs are executed
B. The call relationship between modules
C. The flow of data
D. The composition of the program
Data dictionary is one of the important tools () in the software requirements analysis stage.
A. The data definition
B. Data maintenance
C. Data communication
Database design
At all stages of software development, the biggest impact on the success or failure of software development is ()
A. Demand analysis
B. Summary design
C. Detailed design
D. Coding.
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