System Analysis and Design
The communication problem involves the

None of these
manager and the analyst
analyst and the programmer
operate and the computer
programmer and the computer

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System Analysis and Design
Data Definition Language (DDL)

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
determine how data must be structured to produce the user's view

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System Analysis and Design
Sequential organization

Stores records sequentially but uses an index to locate records
means storing records in contiguous blocks according to a key.
has records placed randomly throughout the file
None of these
uses an index for each key type

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System Analysis and Design
Unit testing is

None of these
testing changes made in an existing or a new program
making sure that the new programs do in fact process certain transactions according to Specifications
running the system with line data by the actual user
is checking the logic of one or more programs in the candidate system

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