Which IoT operating system is mentioned in the course outline?
Correct Answer: D. Contiki
MCQ Collection
Internet of Things (IoT) MCQs
Internet of Things MCQs for students, university exams, smart devices, sensors, networks, and technology-related preparation.
Why is CoAP suitable for IoT?
Correct Answer: D. It is lightweight and works well with constrained devices
Which simulator helps students test IoT networks without deploying real nodes?
Correct Answer: D. Cooja
Which data format is commonly exchanged in web and IoT APIs?
Correct Answer: D. JSON
Which is the role of a microcontroller in an IoT node?
Correct Answer: A. Control sensors, execute code, and manage communication
Which layer can manage reliability and end-to-end communication?
Correct Answer: A. Transport layer
Cooja is commonly used as:
Correct Answer: A. A network simulator/emulator for Contiki-based IoT systems
Why is MQTT suitable for IoT telemetry?
Correct Answer: A. It supports lightweight messaging and publish/subscribe communication
Contiki is especially relevant to IoT because it supports:
Correct Answer: A. Resource-constrained networked embedded systems
What is a payload in communication?
Correct Answer: A. Actual data carried by a packet or message
Which is a common IoT input device?
Correct Answer: B. Light sensor
Which architecture concern involves protecting data and devices?
Correct Answer: B. Security