#1
Which of the following best describes the Internet of Things (IoT)?
A network of interconnected computers
A system of physical objects that can collect and exchange data over the internet
A programming language for web development
An operating system for smart devices
#2
What does IoT stand for?
Internet of Technology
Internet of Things
Intranet of Things
Internet of Telecommunications
#3
Which wireless technology is commonly used for short-range communication between IoT devices?
3G
Bluetooth
WiMAX
Satellite
#4
What is the primary purpose of sensors in IoT devices?
To process data
To store data
To collect data from the environment
To provide internet connectivity
#5
Which of the following is NOT a benefit of IoT?
Improved efficiency
Increased data privacy concerns
Enhanced decision-making
Better resource management
#6
Which of the following is an example of wearable IoT technology?
Smart refrigerator
Smart thermostat
Fitness tracker
Home security camera
#7
Which protocol is commonly used for communication between IoT devices?
#8
What is a 'smart home' in the context of IoT?
A house with advanced security systems only
A home equipped with devices that can be controlled remotely via the internet
A house made entirely of smart materials
A home with energy-efficient appliances only
#9
What does the term 'edge computing' refer to in the context of IoT?
Processing data at centralized servers
Processing data at the edge of the network, closer to the data source
Processing data using quantum computing
Processing data in the cloud
#10
What is a 'digital twin' in the context of IoT?
A virtual representation of a physical object or system
A clone of an IoT device
A type of encryption used in IoT communication
A remote control for IoT devices
#11
What does LPWAN stand for in the context of IoT?
Low-Power Wide-Area Network
Large-Packet Wireless Access Network
Long-Range Personal Wireless Access Network
Local Power Wireless Area Network
#12
What is the purpose of actuators in IoT devices?
To sense environmental changes
To process data
To convert electrical signals into physical action
To store data
#13
Which of the following is not a typical application of IoT?
Healthcare monitoring
Agricultural automation
Virtual reality gaming
Industrial automation
#14
Which of the following is a challenge faced by IoT security?
Limited device interoperability
Lack of available sensors
Excessive data storage
High-speed internet connectivity
#15
What is the concept of 'Fog Computing' in IoT?
A method to prevent data breaches
A technique for data encryption
A paradigm where computing resources are located closer to the data source
A type of machine learning algorithm
#16
Which of the following is NOT a potential security threat in IoT?
Data breaches
Device malfunction
Interference from nearby devices
Unauthorized access to personal information
#17
What is the 'last mile' problem in IoT networks?
The final stage of data transmission from the cloud to the IoT device.
The distance between IoT devices and the nearest cellular tower.
The challenge of connecting IoT devices to the internet reliably and efficiently, especially in remote or inaccessible locations.
The last step in setting up an IoT device.
#18
What is the role of a mesh network in IoT?
To connect IoT devices to the internet
To provide physical support to IoT devices
To distribute data efficiently among IoT devices without relying on a centralized hub
To encrypt data transmitted between IoT devices