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Smart Devices and IoT (Internet of Things) MCQs

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1. What does IoT stand for in technology?




2. Which of the following is a key component of IoT architecture?




3. Which protocol is commonly used in IoT for lightweight messaging?




4. Which communication technology is commonly used in smart home IoT devices?




5. What type of IP address is most commonly used in IoT?




6. What is a smart thermostat an example of?




7. Which of these is an application of IoT in agriculture?




8. What is the function of actuators in IoT?




9. Which of the following is a wearable IoT device?




10. What is the role of edge computing in IoT?




11. Which cloud platform offers IoT services?




12. Which of these can be part of a smart city IoT solution?




13. IoT devices usually communicate using which kind of networks?




14. In IoT, what does a gateway do?




15. Which language is widely used in programming IoT devices?




16. What does a smart meter measure?




17. What is the benefit of using LPWAN in IoT?




18. Which of these is a potential risk in IoT networks?




19. What is an example of industrial IoT (IIoT)?




20. What is the main purpose of IoT analytics?




21. Which technology allows devices to be embedded with sensors and connectivity?




22. Which protocol is NOT typically used in IoT?




23. What does the term "smart" mean in smart devices?




24. What is the core idea behind IoT?




25. What kind of device is an Amazon Echo?




26. What sensor is commonly used in a smart weather station?




27. Which standard is used for short-range wireless communication in IoT?




28. What does RFID stand for in IoT context?




29. What is the function of a smart plug?




30. Which of the following is a potential application of IoT in healthcare?




31. Which one of the following is a popular open-source IoT platform?




32. What is a disadvantage of using IoT devices?




33. What is the function of a sensor in IoT?




34. Which type of network does NB-IoT belong to?




35. What is used to uniquely identify IoT devices on a network?




36. What kind of data does a smart fitness band collect?




37. Which technology allows machines to communicate without human involvement?




38. What is the main goal of a smart grid?




39. What does a gyroscope sensor detect in a smart device?




40. What is the function of firmware in IoT devices?




41. Which of these is NOT a common IoT communication protocol?




42. What does "interoperability" refer to in IoT?




43. What kind of IoT system is used for traffic control in cities?




44. What is a drawback of IoT in terms of network?




45. What role does AI play in IoT?




46. What is the main characteristic of smart devices?




47. What does "context awareness" in IoT mean?




48. What is the full form of CoAP?




49. What is a key driver of IoT growth?




50. Which sector is NOT directly related to IoT implementation?




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