Internet of Things interview questions part 35
Internet of Things interview questions part 35
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Total Questions: 20
1. Which proximity sensor detects metal objects?
Correct Answer is : Inductive Proximity Sensor
2. Which proximity sensor indicates level?
Correct Answer is : Inductive Proximity Sensor
3. Which proximity sensors are used in automotive?
Correct Answer is : Ultrasonic Proximity Sensor
4. Which proximity sensor detects positioning of an object?
Correct Answer is : Optical Proximity Sensor
5. Are proximity sensors used in retail settings?
Correct Answer is : TRUE
6. VCNL4100CT allows the proximity detection up to________
Correct Answer is : 1 meters
7. Which protocol is used by proximity sensor?
Correct Answer is : I2C
8. Does proximity sensor have a temperature sensor in it?
Correct Answer is : TRUE
9. Which device generates output signal when metal objects are either inside or entering into sensing area.
Correct Answer is : Capacitive Proximity
10. ________ detects metals but along with it can also detect resins, liquids.
Correct Answer is : Capacitive Proximity
11. _________ sensors have no electrical noise effect and it can work DC.
Correct Answer is : Magnetic Proximity
12. What is the sensing range for magnetic proximity sensors?
Correct Answer is : 120mm
13. What is the sensing range for capacitive proximity sensors?
Correct Answer is : 120mm
14. Dweet.io is used for __________
Correct Answer is : Publishing data
15. What utility of dweet.io allows publishing data?
Correct Answer is : Data sharing
16. dweet.io is similar as __________
Correct Answer is : Twitter
17. dweet.io provides __________ to send data from IoT devices.
Correct Answer is : Web API
18. GUID full form is ___________
Correct Answer is : Global Unique Identifier
19. The processing of publishing data is called as __________
Correct Answer is : Dweeting
20. Dweepy is a simple python client for dweet.io.
Correct Answer is : TRUE
