Automation System
Several objectives are required to achieve a successful data base management program. These are availability of data, quality of data, and

compatibility of data
None of these
up-to-date data
transmission of data
desirability of data

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Automation System
An encoder:

is used to send telegraph signals
can have only four keys
converts an input to a binary number
converts a binary number to a decimal number.
None of these

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Automation System
A venturi tube:

measures the presence of a liquid
is extremely difficult to use
can be used to measure gas or liquid flow rates
is made only of metal
None of these

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