System Analysis and Design
A menu-driven system

can be used only by computer professionals
presents options and allows the user to make selections
is required only for on-line systems
increases the operator's work
None of these

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System Analysis and Design
Positive testing is

testing changes made in an existing or a new program
is checking the logic of one or more programs in the candidate system
making sure that the new programs do in fact process certain transactions according to Specifications
running the system with line data by the actual user

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System Analysis and Design
Direct-access 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
means storing records in contiguous blocks according to a key.

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