Automation System
Skipping every other line and picking up the skipped lines on the second pass is called:

interlacing
refresh-vector
stroke writing
raster-scan
None of these

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Automation System
Today, programmable controllers:

None of these
can be cost effective even when replacing just a few relays
All of these
are more powerful then the first controllers on the market
are relatively low cost compared with the original digital equipment available for industrial control

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Automation System
Programmable controllers:

(a) and (c) above
cannot perform functions other than relay logic
None of these
are programmed using relay ladder logic
are widely used in many different industries

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Automation System
Pressure sensors:

All of these
use an aneroid chamber with a variable resistance output
use the piezoresistive effect in strain gauge sensors
use capacitive variations to sense pressure
None of these

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