System Analysis and Design
Indexed-Sequential organization

means storing records in contiguous blocks according to a key
has records placed randomly throughout the file
uses an index for each key type
stores records sequentially but uses an index to locate records

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System Analysis and Design
A system design is said to be functionally modular if

None of these
the system is able to handle all the function of the application
the system is developed using structured programming through COBOL or PASCAL
the system makes extensive use of function. keys for maximum user assistance
each module performs a specific function and can be developed relatively independently by programmers

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System Analysis and Design
Rapid prototyping proves the quality of a design by

having the system analyst present an overview of the design to users, programmers, and consultants
having a data flow diagram
None of these
both (a) and (b)
having a program simulate the real system

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