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

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

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System Analysis and Design
Sequential organization

None of these
means storing records in contiguous blocks according to a key.
uses an index for each key type
Stores records sequentially but uses an index to locate records
has records placed randomly throughout the file

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