1. Which phase of the IoT design methodology involves gathering user needs and defining system functionality?
a) Requirement
b) Process
c) Model
d) Service
Answer: a) Requirement
Explanation: The specification phase begins with gathering user requirements to understand what the IoT system needs to accomplish.
2. Which view of the IoT design methodology focuses on how the system operates and interacts with its environment?
a) Functional
b) Operational
c) Structural
d) Behavioral
Answer: b) Operational
Explanation: The operational view examines the behavior and interactions of the IoT system within its environment.
3. What is a primary concern in IoT privacy and security solutions?
a) Data encryption
b) User authentication
c) Device interoperability
d) Power efficiency
Answer: a) Data encryption
Explanation: Data encryption ensures that information transmitted and stored within an IoT system remains secure and confidential.
4. Which IoT device is commonly used for prototyping and development due to its flexibility and ease of use?
a) Raspberry Pi
b) Arduino
c) ESP32
d) BeagleBone
Answer: b) Arduino
Explanation: Arduino devices are widely used for IoT prototyping and development due to their simplicity and versatility.
5. In the context of IoT, what does Raspberry Pi primarily offer?
a) High computational power
b) Low-cost hardware
c) Real-time operating system
d) Energy efficiency
Answer: a) High computational power
Explanation: Raspberry Pi devices are known for their relatively high computational capabilities compared to other IoT platforms.
6. Which IoT design methodology phase involves creating a representation of the system’s structure and behavior?
a) Process
b) Model
c) Service
d) Requirement
Answer: b) Model
Explanation: The model phase involves creating models that represent the structure and behavior of the IoT system.
7. What is a key aspect of IoT security solutions to prevent unauthorized access?
a) Device authentication
b) Protocol optimization
c) Sensor calibration
d) Cloud integration
Answer: a) Device authentication
Explanation: Device authentication ensures that only authorized devices can access the IoT network or services, preventing unauthorized access.
8. Which IoT device platform is commonly used for its low-cost and energy-efficient characteristics?
a) Raspberry Pi
b) Arduino
c) ESP8266
d) Intel Edison
Answer: c) ESP8266
Explanation: ESP8266 devices are popular for IoT applications due to their affordability and low power consumption.
9. What aspect of IoT design methodology involves defining the sequence of tasks performed by the system?
a) Requirement
b) Process
c) Model
d) Service
Answer: b) Process
Explanation: The process phase involves defining the sequence of tasks performed by the IoT system to achieve its objectives.
10. Which IoT security measure focuses on protecting data integrity during transmission and storage?
a) Firewall configuration
b) Intrusion detection
c) Data encryption
d) User authentication
Answer: c) Data encryption
Explanation: Data encryption ensures that data remains intact and unaltered during transmission and storage, enhancing data integrity within an IoT system.