System Analysis and Design
Data Definition Language (DDL)

all of the listed here
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
describes how data are structured in the data base

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System Analysis and Design
The Turnaround is

a group of related fields
a program statement that violates one or more rules of the language in which it is written
None of these
the elapsed time between the receipt of the input and the availability of the output
the key information of programming

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