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

to identify a top level function an d then create a hierarchy of lower-level modules and components.
to prepare flow charts after programming has been completed
to identify the top level functions by combining many smaller components into a single entity
all of the listed here

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System Analysis and Design
A couple:

is a data item that moves from one module to another
means that the upper module has the capability of calling the lower module
None of these
None of these
is represented by a line joining two modules

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System Analysis and Design
Inverted list organization

has records placed randomly throughout the file
None of these
uses an index for each key type
Stores records sequentially but uses an index to locate records
means storing records in contiguous blocks according to a key.

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