System Analysis and Design
Which of the following is not a characteristic of structured system development?

All of these
partitioning of systems into manageable levels of detail
specification of the interfaces between modules
the use of graphical tools, such as data-flow diagrams, to model system
None of these

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System Analysis and Design
An audit trial is

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

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

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

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