System Analysis and Design
The procedure for evaluating the relative performance of different computers, is done by the process called

All of these
bench marking
batch processing
sequential processing
None of these

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System Analysis and Design
Direct-access organization

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

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System Analysis and Design
A Decision table

represents the information flow
documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions.
gets an accurate picture of the system
shows the decision paths

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System Analysis and Design
Unit testing is

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

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