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

parallel run
phased conversion
None of these
pilot conversion
crash conversion

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System Analysis and Design
Indexed-Sequential organization

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

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System Analysis and Design
A couple:

is represented by a line joining two modules
None of these
means that the upper module has the capability of calling the lower module
None of these
is a data item that moves from one module to another

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