System Analysis and Design
Advantages of Relational Database Management systems are

All of these
Data independence since it allows the database to grow by adding new attributes and relations.
Flexibility, of relating different logical files
None of these
Security controls can be more easily implemented.

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System Analysis and Design
HIPO

is a forms-driven technique in which standard forms are used to document the information
All of these
consists of a hierarchy chart and an associated set of input/process/ output charts
captures the essence of top down decomposition.
None of these

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System Analysis and Design
The background and experience of analyst include;

familiarity with the makeup and inner workings of major application areas such as financial accounting, personnel administration, marketing and sales, operations management, model buil
All of these
competence in system tools and methodologies and a practical knowledge of one or more programming and data base languages.
a background in systems theory and organization behavior
None of these

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

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

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System Analysis and Design
Most algorithms begin by _____.

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

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System Analysis and Design
Indexed-Sequential organization

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

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