Sensor Final Exam Questions

In an automated system, what type of device is a sensor?

• Input device

• Output device

• Memory device

• Processing device

Which sensor measures weight?

• Light Sensor

• Pressure Sensor

• Motion Sensor

• Proximity Sensor

Where might a Humidity sensor be used?

• A Shop

• A Green House

• A Car

• A Mobile Phone

A sensor is a(n) __________ device.

• Output

• Discrete

• Input

• Diagnostic

Analog outputs have what kind of voltage?

• Varying

• Binary

• Very low voltage

• Constant

Two sensors that are wired in parallel are what kind of circuit?

• OR

• AND

• NOT

• NAND

If two sensors are wired in a series configuration, what kind of circuit is this?

• NAND

• NOR

• AND

• NOT

A light switch has what kind of output?

• Analog

• Varying

• Low voltage

• Digital

Light sensors are often used in ___________.

• Toasters

• Refrigerators

• Garage door openers

• Washing Machines

Inductive Proximity sensors require the use of ________ to trigger the sensor.

• High Density Plastic

• Magnets

• Steel

• Light