System Analysis and Design
A couple:

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

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System Analysis and Design
Acceptance testing is

running the system with line data by the actual user
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 systems
testing changes made in an existing or a new program

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