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Introduction To Internet Of Things Week 5

Session: JULY-DEC 2023

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Q1. Company ABC manufactures a room temperature monitor which sends data via protocol X and company MNO manufactures another kind of room temperature sensor which sends data via protocol Y. With respect to this, which among the following correctly captures the said scenario?
a. Homogeneity of IoT
b. Heterogeneity of IoT

Answer: b. Heterogeneity of IoT

Q2. When two IoT devices wish to communicate, semantic conflict in such a scenario in IoT interoperability refers to____________________.
a. Two devices built by the same manufacturer
b. Two devices sensing the same physical parameter
c. Two devices having different deployment location
d. Two devices having different processing and business logic

Answer: d. Two devices having different processing and business logic

Q3. Which of the following issues needs to be addressed while solving user interoperability?
a. Device characterization and identification
b. Syntactic interoperability
c. Semantic interoperability
d. All of these

Answer: d. All of these

Q4. Which UMB interoperability component is responsible for converting physical devices into virtually abstracted ones?
a. UMB Adaptor
b. UMB Core
c. UMB Hypervisor
d. UMB Abstractor

Answer: a. UMB Adaptor

Q5. A Protocol Translation Unit (PTU) acts as a middleware between two IoT devices with different native protocols to enable them communicate with each other by translating the language of one device to the other one and vice versa.
a. True
b. False

Answer: a. True

Q6. Suppose that a smart CCTV camera has been configured using C++ language. With respect to the device’s cosign identification as per the standard definition (A,B,C,D), which among the following the information “Configuration Lang:C++” will be most appropriately mapped ?
a. A
b. B
c. C
d. D

Answer: c. C

Q7. Which among the following are components of an Arduino UNO Board?
a. LED Power Indicator
b. Digital I/O Pins
c. Analog IN Pins
d. All of these

Answer: d. All of these

Q8. What is the series of micro controller chips powering Arduino UNO boards?
a. ATM series
b. X86 series
c. ARM 64 series
d. ATMEGA series

Answer: d. ATMEGA series

Q9. In Arduino IDE the ‘Verify’ and ‘Upload’ buttons perform the exact same task.
a. False
b. True

Answer: a. False

Q10. Suppose that an Arduino UNO board is connected to a pneumatic sensor which sends tyre pressure as floating point numbers. Which among the functions will you use to read from the sensor?
a. digitalRead()
b. analogWrite()
c. analogRead()
d. None of these

Answer: c. analogRead()

Q11. Consider the following Arduino sketch.
What must be inserted in the place of ‘??’ within the second pinMode() function in void setup()?
a. INPUT
b. OUTPUT
c. None of these
d. Anyone of these is okay

Answer: b. OUTPUT

Q12. For integrating different types of sensors (such as DHT) with Arduino, you would need to install and #include the sensor specific libraries in your sketch.
a. True
b. False

Answer: a. True

Q13. Which of the following best describes the command given below?
ServoDemo.write(180);
a. Creates an instance of the servo
b. Pin writes 180 to the servo
c. Servo moves 180 degrees
d. All of these

Answer: c. Servo moves 180 degrees

Q14. In an Arduino sketch, for the default function void setup(), which of the following is true?
a. Point where the code terminates.
b. Point where the code starts.
c. It iterates over the different tasks in the program.
d. None of the above.

Answer: b. Point where the code starts.

Q15. Which among the following can also be described as a relay, which is an actuator?
a. Pneumatic actuator
b. Motor type actuator
c. Electro-mechanical switch
d. Thermal switch

Answer: b. Motor type actuator

ASSIGNMENT-5 DETAILED SOLUTIONS