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1. Choose the correct option of the following.
(a) Which service permits the changes to the loT services?
(i) Update ✓
(ii) Registered service status
(iii) Enable from suspension
(iv) Enable
(b) Which of the following loT networks has very short range?
(i) Short network
(ii) LPWAN
(iii) SigFox
(iv) Short-range wireless network ✓
(c) Which of the following is not an loT platform?
(i) Amazon Web Services
(ii) Microsoft Azure
(iii) Salesforce
(iv) Flipkart ✓
(d) Which of the following is used to capture data from the physical world in IoT devices?
(i) Sensor ✓
(ii) Actuator
(iii) Microprocessor
(iv) Microcontroller
(e) Which layer is used for wireless connection in loT devices?
(i) Application layer
(ii) Network layer
(iii) Data link layer ✓
(iv) Transport layer
(f) Which of the following is not an application of loT?
(i) BMP280 ✓
(ii) Smart home
(iii) Smart city.
(iv) Self-driven cars
(g) Which of the following is not related to Arduino IDE IoT software?
(i) Serial monitor
(ii) Verify
(iii) Upload
(iv) Terminate ✓
(h) Which library is used to access 12C in Arduino loT devices?
(i) EEPROM
(ii) Wire ✓
(iii) DHT11
(iv) ArduinoJson
(i) Who coined the term Internet of Things?
(i) Kevin Ashton ✓
(ii) John Wright
(iii) Edward Jameson
(iv) George Garton
(j) loT gateway must provide
(i) protocol abstraction ✓
(ii) data storage
(iii)security with hardware
(iv) simple and fast installation
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Q. 2. (a) What is the difference between a wireless sensor network (WSN) and the Internet of Things (IoT) network? Explain with suitable example.
Q. 2. (b) What are the major privacy and security Issues in case of Internet of Things (loT)? Explain them.
Q. 3. (a) What is nest sensor? How does nest sensor connect to thermostat?
Q. 3. (b) Describe Arduino and its limitations that have been overcome by Raspberry Pi.
Q. 4. (a) What does data acquisition mean? What are the benefits of data acquisition by an application after data aggregation, compaction or fusion and enrichment of data takes place from a number of devices?
Q. 4. (b) Explain the authentication methods for loT devices.
Q. 5. (a) A toy company stores the inventory of each kind of toys and labels using RFID labels at the toy packages and containers for shipping Show a data-flow diagram and architectural reference model for the steps between shipping of toys and automated reordering of the toys,
Q. 5. (b) What does data validation mean? When does a data acquisition application consider data invalid? How can an application compensate for the missing or invalid data?
Q. 6. (a) Write the steps to create a simple actuator that can be nun on a standalone Raspberry Pi.
Q. 6 (b) How is the forest fire service facilitated by using the WSN networks, gateway and cloud platform?
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Q. 7. (a) Why does a network of sensors and smart sensors need the functionalities of device identity database, device identity management and device access and device management?
Q. 7. (b) Explain how clayster.Library.loT helps us to export sensor data to different formats.
Q. 8. (a) Which types of testing should be performed on an loT system? Explain each testing with suitable example.
Q. 8. (b) How do you connect a serial port to your Raspberry PI? Can you interface camera with Raspberry Pi? Explain.
Q. 9. Write short notes on the following:
(a) Polytronics systems
(b) Clayster libraries
(c) ZigBee
(d) Sensors Swarm
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