System Analysis and Design
Unit testing is

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
is checking the logic of one or more programs in the candidate system
running the system with line data by the actual user
None of these

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System Analysis and Design
Most algorithms begin by _____.

Entering the input items into the computer
Entering the output items into the computer
Displaying the input items
Displaying the output items
Processing the input items by doing some calculations on them

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System Analysis and Design
The approach used in top-down analysis and and design is

None of these
to identify a top level function and then create a hierarchy of lower level modules and components
to prepare flowcharts after programming has been completed
to identify the top level functions by combining many smaller components into a single entity.
All of these

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