System Analysis and Design
The systems conversion technique of totally removing the existing system and immediately implementing the new system is called a

None of these
phased conversion
pilot conversion
crash conversion
parallel run

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System Analysis and Design
Direct-access organization

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

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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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