System Analysis and Design
Which of the following is not a characteristic of good test data

all of the listed here
should be comprehensive
every statement should be executed
users do not participate at this preliminary stage

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System Analysis and Design
A square symbols

None of these
represents a process that transforms incoming data flow(s) into outgoing data flows
identifies data flow
defines a source or destination of system data
is a data store-data at rest, or a temporary repository of data

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