Authorization in IoT means:
Correct Answer: D. Controlling what an authenticated user or device is allowed to do
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Browse exam-wise, subject-wise, and country-wise MCQs with explanations.
Authentication in IoT means:
Correct Answer: C. Verifying the identity of a device or user
Which security goal ensures services remain accessible when needed?
Correct Answer: B. Availability
Which security goal protects data from unauthorized modification?
Correct Answer: A. Integrity
Which security goal protects data from unauthorized reading?
Correct Answer: D. Confidentiality
Security in IoT is difficult partly because devices often have:
Correct Answer: C. Limited resources and physical exposure
Which approach reduces latency by processing data near devices?
Correct Answer: B. Edge computing
Which is a possible limitation of sending all IoT data to the cloud?
Correct Answer: A. Higher latency and bandwidth use
Which is a benefit of cloud-based IoT analytics?
Correct Answer: D. Scalable processing of data from many devices
Cloud dashboards in IoT are used to:
Correct Answer: C. Visualize device data and system status
Which service can a cloud platform provide for IoT?
Correct Answer: B. Data storage, analytics, dashboards, and device management
Why is cloud computing used in IoT?
Correct Answer: A. To store, process, and analyze large amounts of device data