System Analysis and Design
The requirements report includes

a list of alternative solutions considered
None of these
a hierarchy chart showing the top-level modules
a data flow diagram describing the proposed new system.
All of these

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System Analysis and Design
Sequential or series testing is

testing changes made in an existing or a new program
making sure that the new programs do in fact process certain transactions according to Specifications
is checking the logic of one or more programs in the candidate system
running the system with line data by the actual user

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System Analysis and Design
An audit trial is

test data used by the system auditor
All of these
designed to permit tracing of any input record or process performed on a system, back toits original sources
post-auditing the system after its implementation
None of these

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System Analysis and Design
The advantage of Purchase Option is (are)

No financing is requird. The risk of system obsolescence is shifted to the lessor
the flexibility of modifying the system at will
All of these
None of these
Insurances, maintenance, and other expenses are included in the rental charge

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