System Analysis and Design
HIPO

consists of a hierarchy chart and an associated set of input/process/ output charts
None of these
is a forms-driven technique in which standard forms are used to document the information
All of these
captures the essence of top down decomposition.

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System Analysis and Design
Positive testing is

is checking the logic of one or more programs in the candidate system
running the system with line data by the actual user
testing changes made in an existing or a new program
making sure that the new programs do in fact process certain transactions according to Specifications

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