System Analysis and Design
A couple:

None of these
is a data item that moves from one module to another
is represented by a line joining two modules
None of these
means that the upper module has the capability of calling the lower module

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

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

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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
test data used by the system auditor
post-auditing the system after its implementation

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