System Analysis and Design
The systems have been classified in different ways

None of these
All of these
open or closed
physical or abstract
man-made information system

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System Analysis and Design
Top-down programming is

a series or group of components that perform one or more operations of a more complex system
a map of the programmer's view of the data
an approach in which the top module is first tested then program modules are added from the highest level to the lowest level
a group of related fields

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