System Analysis and Design
Reverse video is a technique of

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

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System Analysis and Design
The approach used in top-down analysis and design is

to identify the top level functions by combining many smaller components into a single entity
all of the listed here
to prepare flow charts after programming has been completed
to identify a top level function an d then create a hierarchy of lower-level modules and components.

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