System Analysis and Design
Benchmarking is used

None of these
for system acceptance
to maintain files in up-to-data condition
for application proto-typing
to select computer systems

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System Analysis and Design
Data manipulation language (DML)

all of the listed here
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

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