System Analysis and Design
A feasibility study

includes a statement of the problems
None of these
considers a single solutions
a list of alternative solution considered
both (a) and (b)

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System Analysis and Design
An audit trial is

None of these
All of these
post-auditing the system after its implementation
test data used by the system auditor
designed to permit tracing of any input record or process performed on a system, back toits original sources

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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
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

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System Analysis and Design
Inverted list organization

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

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