System Analysis and Design
In the system concepts, term Integration

refers to the holism of systems
means that parts of the computer system depend on one another
implies structure and order
refers to the manner in which each component functions with other components of the system.

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System Analysis and Design
Unit testing is

None of these
is checking the logic of one or more programs in the candidate system
testing changes made in an existing or a new program
running the system with line data by the actual user
making sure that the new programs do in fact process certain transactions according to Specifications

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System Analysis and Design
Sequential organization

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

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