Sensors and Sensing Techniques

Which of the following sensors work on principle of sensing light?

True or False? Signal can be expressed only as waves.

True or False? Sensors collect the information only from sound.

True or False? Amazon is an example of machine learning.

___________ systems search through Big Data to look for patterns; and uses these patterns to make predictions/recommendations.

Which of the following is not related Machine Learning in Advanced Manufacturing Enterprise?

True or False? Machine learning techniques can be used to optimize staff but not suppliers.

___________ technique can be used to find cause-and-effect relationships.

True or False? By using DOE technique we can avoid wastage of these resources.

__________ is a device that detects or measures a physical property and records, indicates, or otherwise responds to it.