System Analysis and Design
Reverse video is a technique of

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

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System Analysis and Design
The rule(s) to follow in constructing decision tables is (are):

all of the listed here
a decision should be given a name
standardized language must be used consistently.
the logic of the table is independent of the sequence in which conditions rules are written, but the action takes place in the order is which the events occur.

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System Analysis and Design
A system analyst designs a new system by

propose alternatives to the current system
developing the system as a large, single unit
identifying sub systems and the interfaces between sub systems
None of these
adopting a developed system to the present environment

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