Cloud dashboards in IoT are used to:
Correct Answer: C. Visualize device data and system status
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 practice improves IoT security?
Correct Answer: C. Using strong credentials and regular updates
Which type of maintenance is important for IoT deployments?
Correct Answer: C. Monitoring, patching, and device health checks
Which issue can occur if IoT cloud service goes down?
Correct Answer: C. Devices or dashboards may lose remote functionality
Which is a benefit of cloud-based IoT analytics?
Correct Answer: D. Scalable processing of data from many devices
Which is a privacy concern in IoT?
Correct Answer: D. Collection of personal or location data
Which cloud feature helps handle increasing numbers of IoT devices?
Correct Answer: D. Scalability
Which is a suitable final project idea for an IoT course?
Correct Answer: D. Smart parking or smart home monitoring system
Which communication concept helps avoid sending repeated raw data to the cloud?
Correct Answer: A. Data filtering or aggregation
Which is a possible limitation of sending all IoT data to the cloud?
Correct Answer: A. Higher latency and bandwidth use
Which IoT application uses sensors to measure air quality?
Correct Answer: A. Environmental monitoring
Which cloud feature helps automate responses to sensor events?
Correct Answer: A. Event processing and rules engine