Which IoT communication technology uses cellular infrastructure?
Correct Answer: D. LTE
MCQ Collection
Semester Exam MCQs
Semester Exam preparation MCQs for university and college students. This section includes subject-wise practice questions, answers, and explanations to help learners prepare for midterm exams, final exams, quizzes, and academic tests.
Which is the best example of a body-area IoT communication need?
Correct Answer: D. Fitness band sending data to a smartphone
A processor in an IoT node is mainly used to:
Correct Answer: D. Process sensed data and run control logic
The building blocks of IoT include sensors, processors, gateways, and:
Correct Answer: D. Applications
Which best explains automation in IoT?
Correct Answer: A. Devices perform actions based on sensed data or rules
NFC communication usually works over:
Correct Answer: A. Very short range
Which term refers to the physical arrangement of nodes in a network?
Correct Answer: A. Network topology
Which is a best practice when selecting wireless technology for IoT?
Correct Answer: A. Match range, data rate, power, and cost requirements
A gateway in IoT architecture commonly connects:
Correct Answer: A. Local IoT devices with the internet or cloud
Which of the following is an example of an actuator?
Correct Answer: A. Motor or relay
Which is a key design concern for battery-powered IoT nodes?
Correct Answer: B. Low power consumption
GPS in IoT is mainly used for:
Correct Answer: B. Location tracking and positioning