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

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

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System Analysis and Design
Sequential organization

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

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System Analysis and Design
Which of the following is not true of the conversion phase of the development life cycle?

the non machine components of the system should be considered
the user and systems personnel must work closely together
documentation should be emphasized
steps must be taken to phase out the old system

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System Analysis and Design
Inverted list organization

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

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