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

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

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System Analysis and Design
Cost-Benefit analysis

evaluates the tangible and non-tangible factors
All of these
compares the cost, with the benefits, of introducing a computer-based system
estimates the hardware and software costs
None of these

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System Analysis and Design
Unit testing is

running the system with line data by the actual user
testing changes made in an existing or a new program
is checking the logic of one or more programs in the candidate system
None of these
making sure that the new programs do in fact process certain transactions according to Specifications

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