System Analysis and Design
An audit trial is

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

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System Analysis and Design
Which of the following is not true of the conversion phase of the development life cycle?

the user and systems personnel must work closely together
the non machine components of the system should be considered
steps must be taken to phase out the old system
documentation should be emphasized

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