System Analysis and Design
Unit testing is

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

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System Analysis and Design
Cost-Benefit analysis

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

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System Analysis and Design
Which of the following statements, is (are) not true for the lease option

Insurance, maintenance and other expenses are included in the rental charge
All of the listed here
Lease may be written to show higher payments is early years to reflect the decline in value of the system
Lease charges are lower than rental charges for the same period and are also tax deductable.

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