System Analysis and Design
Nassi - schneiderman charts

often describe over lapping control structures
are being replaced by flowcharts
both (a) and (c)
are made up of boxes within boxes
None of these

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System Analysis and Design
A Decision table

documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions.
shows the decision paths
gets an accurate picture of the system
represents the information flow

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System Analysis and Design
Data Definition Language (DDL)

describes how data are structured in the data base
specifies for the DBMS what is required; the techniques used to process data
determine how data must be structured to produce the user's view
all of the listed here

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