- Why do we use a voltage divider circuit when connecting the HC-SR04 to the Raspberry Pi?
A. 5 Volts is too much voltage for our Raspberry Pi to handle
- True/false? T.A.R.A.S has eyes that see through the use of sonar?
A. True
- What is a device in ThingsBoard?
A. It is a component used in ThingsBoard for publishing MQTT data
- True/false? Our class RobotEyes, encapsulates the Raspberry Pi camera module used on T.A.R.A.S?
A. False
- What does the method RobotEyes.publish_distance do?
A. This methods sends distance sensory data to the ThingsBoard dashboard.
- True/false? The library that we require to work with MQTT comes pre-installed with Raspbian?
A. False
- Why do we name our class RobotEyes and not RobotDistanceSensor?
A. We do not need to know that the eyes are made up with a distance sensor. This allows us to change the internal workings of the class without...
