System Analysis and Design
In top down analyis and design

each succeeding phase is as detailed as the phase before it.
all of the listed here
each succeeding phase is more detailed than the phase before it
each succeeding phase is less detailed than the phase before it

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System Analysis and Design
In a Decision tree

all of the listed here
the root is drawn on the left and is the starting point on the decision sequence
the nodes represent the conditions, with the right wise of tree listing the actions to be taken
the branch, to be followed, depends on the conditions and decisions, to be made

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System Analysis and Design
Unit testing is

testing changes made in an existing or a new program
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
None of these
is checking the logic of one or more programs in the candidate system

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System Analysis and Design
HIPO

consists of a hierarchy chart and an associated set of input/process/ output charts
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.
None of these

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