Internet of Things interview questions part 21
Internet of Things interview questions part 21
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Total Questions: 20
1. ________ sensors measure the electrical change in devices such as conductive polymers.
Correct Answer is : Both resistive and conductive
2. ________ sensors are suitable for environments that have high temperatures.
Correct Answer is : Thermal Conductivity
3. Are capacitive sensors linear?
Correct Answer is : TRUE
4. Capacitive RH sensors dominate __________ measurements.
Correct Answer is : Both atmospheric and process
5. Two wire interface is also called as _________
Correct Answer is : I2C
6. I2c will address large number of slave devices.
Correct Answer is : TRUE
7. SDA is having a ____________transition when the clock line SCL is high.
Correct Answer is : high to low
8. Inter Integrated Circuit is a _____________
Correct Answer is : Multi master, multi slave
9. Typical voltages used are ___________
Correct Answer is : 5v or 3.3v
10. What is the speed of I2C bus?
Correct Answer is : 100 kbits/s and 10 kbits/s
11. Master transmits means _________
Correct Answer is : Master node is sending data to a slave
12. Who sends the start bit?
Correct Answer is : Master transmit
13. Which is the I2C messaging example?
Correct Answer is : 24c32 EEPROM
14. Are pull up registers required in I2C?
Correct Answer is : TRUE
15. How many types of addressing structures are there in I2C?
Correct Answer is : 2 types
16. All operating modes work under ____________
Correct Answer is : 100 kbit/s
17. Which mode is highly compatible and simply tightens?
Correct Answer is : Fast mode
18. What is the speed for fast mode?
Correct Answer is : 400 kbit/s
19. What is the speed for fast mode?
Correct Answer is : 3.4 Mbit/s
20. Which protocol is used to link all the devices in the IoT?
Correct Answer is : TCP/IP
