System Analysis and Design
The first step of the implementation phase is

prepare physical facilities
announce the implementation project
implementation planning
select the computer
None of these

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System Analysis and Design
Positive 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
testing changes made in an existing or a new program
is checking the logic of one or more programs in the candidate system

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