System Analysis and Design
Data Definition Language (DDL)

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

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System Analysis and Design
Direct-access organization

Stores records sequentially but uses an index to locate records
uses an index for each key type
has records placed randomly throughout the file
means storing records in contiguous blocks according to a key.

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System Analysis and Design
A pseudocode is

None of these
a protocol used in data communication
a machine code
a computer generated random number
an easy way to communicate the logic of a program, in English¬like statements

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