System Analysis and Design
A couple:

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
None of these
is represented by a line joining two modules

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System Analysis and Design
Reverse video is a technique of

emphasizing data by reversing the foreground and background
showing data with half brightness
None of these
hiding confidential data on the screen
showing data upside down on the screen

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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
means storing records in contiguous blocks according to a key.
has records placed randomly throughout the file

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