Which of the following is a common example of an IoT device?
Correct Answer: A. Smart thermostat
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 first step in many IoT systems?
Correct Answer: A. Sensing the physical environment
Which is a basic requirement for most IoT systems?
Correct Answer: A. Power supply for devices
Which component of an IoT system collects data from the environment?
Correct Answer: B. Sensor
Which best defines context awareness in IoT?
Correct Answer: B. Ability of a system to respond according to situation and environment
Which is the correct sequence in a simple IoT flow?
Correct Answer: B. Sense data, transmit data, process data, act or display result
Which component performs a physical action in an IoT system?
Correct Answer: C. Actuator
Which of the following is a cyber-physical system example?
Correct Answer: C. Connected smart factory equipment
In IoT, data generated by devices is commonly used for:
Correct Answer: D. Monitoring, automation, and decision making
IoT applications normally require devices to be:
Correct Answer: D. Identifiable and connected
Which term refers to communication between machines without direct human involvement?
Correct Answer: A. Machine-to-Machine communication
Which type of data can a temperature sensor provide?
Correct Answer: A. Environmental temperature readings