IoT Fundamentals: M2M Communications and Standards
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Questions and Answers

What is the main difference between M2M and IoT?

  • M2M is a wired connection, while IoT is wireless
  • M2M is used in industrial settings, while IoT is used in consumer applications
  • M2M is a newer term, while IoT is an older term
  • M2M is a direct connection between devices, while IoT is a network of devices (correct)

    • What is the primary function of sensors in IoT devices?

  • To establish wireless connectivity
  • To collect and transmit data from the physical environment (correct)
  • To provide power supply to IoT devices
  • To enable direct communication between devices

    • What is the origin of the term 'IoT'?

  • 1999 (correct)
  • 2005
  • 1995
  • 2000

    • What is an example of a physical thing in the IoT concept?

    <p>A building</p> Signup and view all the answers

    What is the purpose of M2M technologies?

    <p>To enable communication between devices</p> Signup and view all the answers

    What type of data is collected by sensors in IoT devices?

    <p>Environmental data</p> Signup and view all the answers

    What is a key characteristic of IoT devices?

    <p>Having sensors and network connectivity embedded</p> Signup and view all the answers

    What is the primary function of a sensor in an IoT device?

    <p>To measure and monitor properties of the physical environment</p> Signup and view all the answers

    When did the term 'IoT' first emerge?

    <p>1999</p> Signup and view all the answers

    What is a key difference between M2M and IoT?

    <p>M2M refers to direct communication between devices, while IoT refers to a network of devices</p> Signup and view all the answers

    What enables the collection and exchange of data in IoT?

    <p>Sensors and network connectivity embedded</p> Signup and view all the answers

    What is an example of data that can be collected by sensors in IoT devices?

    <p>Temperature readings</p> Signup and view all the answers

    What is the main goal of IoT?

    <p>To enable data collection and exchange on a large scale</p> Signup and view all the answers

    What is the role of sensors in IoT devices?

    <p>To measure and monitor properties of the physical environment</p> Signup and view all the answers

    What is an example of a physical thing in the IoT concept?

    <p>Any device with sensors and network connectivity</p> Signup and view all the answers

    How do IoT devices typically exchange data?

    <p>Through a network of devices</p> Signup and view all the answers

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