Which of the following best describes fog computing in an IoT system?

Options

  • A. A distributed computing layer between IoT devices and the cloud
  • B. A system in which all processing occurs only in the central cloud
  • C. A physical sensor used to detect environmental conditions
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. A distributed computing layer between IoT devices and the cloud

Detailed Explanation

Fog computing extends cloud-like computing capabilities closer to IoT devices. It provides an intermediate layer between end devices and centralized cloud services for processing, storage and networking.