MCQ on IoT and Smart Cities

What is the primary benefit of implementing IoT in smart infrastructure?

• Cost reduction

• Increased data storage

• Real-time data processing

• Enhanced security

Which of the following is a key challenge of smart infrastructure?

• High energy consumption

• Interoperability of systems

• Overuse of cloud storage

• Increased internet traffic

What is a key strategy for ensuring IoT security?

• Encrypting data during transmission

• Using weak passwords

• Sharing devices with unauthorized users

• Limiting software updates

Which of the following IoT devices should have strong authentication to prevent unauthorized access?

• Smart thermostats

• Smart refrigerators

• Smart cameras

• All of the above

Which communication protocol is designed for long-range communication with low power consumption?

• Bluetooth

• Zigbee

• LoRaWAN

• Wi-Fi

What is the advantage of edge computing in IoT?

• Reduced latency

• Increased energy consumption

• High bandwidth usage

• Greater need for cloud storage

What is the role of artificial intelligence (AI) in IoT systems?

• Control devices remotely

• Analyze large data sets for insights

• Increase battery life

• Manage communication protocols

Which IoT technology enables remote monitoring and control of industrial machines?

• Wearables

• Smart grids

• Industrial IoT (IIoT)

• Smart meters

Which of the following devices helps reduce energy consumption in smart homes?

• Smart lights

• Smart refrigerators

• Smart thermostats

• All of the above

What is the benefit of smart parking systems enabled by IoT?

• They increase traffic congestion

• They help drivers find available parking spots

• They eliminate the need for parking spaces

• They only manage parking in rural areas