Automation System
An up/down counter used in a TI510PC has three inputs. Which of the following is not one of them?

Count out
None of these
Reset.
Count down
Count up

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Automation System
Pressure sensors:

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

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Automation System
Light sensors:

never use infrared light as light source
work in direct sunlight
come in a wide variety of mounting styles
None of these
cannot be used a s limit switches.

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Automation System
A flip-flop:

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

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Automation System
In raster-scan colour monitors, colour can be intensified by:

having each electron gun controlled by a composite signal
None of these
grouping the phosphor dots in a circular pattern
having each electron gun controlled by separate signal
using an in-line gun arrangement with a solid metal mesh

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