Automation System
A flip-flop:

is a sequential logic device
is a combinational logic device
remembers what was previously stored in it
None of these
(a) and (c)

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Automation System
High-level languages:

None of these
are "procedure-oriented"
cannot be used with automatic systems.
are very difficult to use
require knowledge of the computer design

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Automation System
What is the process lag?

The lag in the error signal when the setpoint is changed.
None of these
All of these
The time it takes for the sensor to respond to a changed.
The time it takes for the mass of the process to respond to an input change.

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