System Analysis and Design
A branch office, location or other data processing centres, where a newly developed system is used under normal operating conditions for several months, to test it, is called

alpha test data
beta test data
string test data
system test data

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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
A couple:

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

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