Solved Internet of Things and its applications (M4-R5) January 2022

Q 1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the "OMR" answer sheet supplied with the question paper, following instructions therein.

1.1 : Which protocol is lightweight ?
(A) MQTT
(B) HTTP
(C) CoAP
(D) SPI

1.2 : Which device measures gases or liquid ?
(A) Proximity sensor
(B) Pressure sensor
(C) Temperature sensor
(D) Touch sensor

1.3 : What is ESP8266 ?
(A) WIFI module
(B) Sensor
(C) Board
(D) USB cable

1.4 :  ______consists of two different metals connected at two points.

(A) Thermistor

(B) Resistance Thermometer

(C) Thermocouple

(D) Semiconductor based sensor

1.5 : Smart phones can be used in IoT setup with __________ application categories.

(A) 2

(B) 3

(C) 4

(D) 5

1.6 : Which of the following is threat to IoT Device ?

(A) Virus

(B) Natural Disaster

(C) Spoofing

(D) All of the above

1.7 : Which characteristics involve the facility the thing to respond in an intelligent way to a particular situation ?

(A) Intelligence

(B) Connectivity

(C) Dynamic Nature

(D) Enormous Scale

1.8 : Which of the following is not an asset in a typical IoT System ?

(A) IoT Device

(B) Gateway

(C) Application

(D) None of the above

1.9 : Communication is a non-stop :

(A) Paper

(B) Process

(C) Programme

(D) Plan

1.10 : The core element is operated by :

(A) PaaS

(B) IoT Service Provider

(C) SaaS

(D) IaaS

 

2. Each statement below is either TRUE or FALSE. Choose the most appropriate one and enter your choice in the "OMR" answer sheet supplied with the question paper, following instructions therein.

2.1 The use of RFID in product logistics may realize automatic acquisition of logistics information.

2.2 IoT is not a paradigm that involves ubiquitous presence in the environment.

2.3 SLA stands for Service Level Agreement.

2.4 MQTT protocol is used in GSN.

2.5 Build() and loop() are two functions of Arduino IDE.

2.6 One of the main characteristics of Linked Stream Data is "Live Streaming".

2.7 IoT is a network of smart devices, sensors, and actuators that can interconnect with each other.

2.8 Interpersonal communication is a process that involves only sending verbal and non-verbal messages.

2.9 Effective communication is not related to the manager's use of his or her time.

2.10 TCP/IP is a four-layered model, whereas, 

3. Match words and phrases in column X with the closest related meaning/ word(s)/phrase(s) in column Y. Enter your selection in the "OMR" answer sheet supplied with the question

paper, following instructions therein.

(1x10)

X		Y
3.1	IoT Applications	(A)	Sensors, Protocols, Actuators, Cloud services and layers.
3.2	IoT Architectures	(B)	LCD
3.3	Arduino Integrated Development Environment	(C)	safeguard connected devices
3.4	Liquid Crystal Display	(D)	Include remotes, dashboards, networks, gateways, analytics, data storage, and security.
3.5	IoT Security	(E)	Healthcare
3.6	IoT connectivity models	(F)	Level 1, Level 2, Level 3, Level 4
3.7	IoT ecosystem	(G)	program the microcontroller
3.8	IoT Levels	(H)	Machine Learning
3.9	Embedded C language	(I)	Self-esteem
3.10	LDR in IOT are __________	(J)	cross-platform application that is written in functions from C and C++
		(K)	Device-to-device, Device-to- cloud, Device-to-Gateway
		(L)	Light dependant devices
		(M)	Load Dependent Resistor

4. Each statement below has a blank space to fit one of the word(s) or phrase(s) in the list below. Choose the most appropriate option, enter your choice in the "OMR" answer sheet supplied with the question paper, following instructions therein.

(A)	Capacitive Proximity	(B)	Security	(C)	Logging	(D)	Intelligent Transportation Services
(E)	Method	(F)	Connectivity	(G)	RAM memory	(H)	ATmega328p
(I)	Self-awareness	(J)	Bandwidth	(K)	Presentation	(L)	IoT Levels
(M)	Heterogeneity

4.1  _____ empowers IoT by bringing together everyday objects.

4.2   _____  in IoT as one of the key characteristics, devices have different hardware platforms and networks.

4.3 IoT devices are naturally vulnerable to _____ threats.

4.4   _____ in a cellular network is expensive, especially with many IoT devices.

4.5   _____ detects metals but along with it can also detect resins, liquids.

4.6 Gateway software should be smart enough to handle _____ .

4.7 ITS stands for  _____ .

4.8 A request from client is basically made of _____ .

4.9 General purpose memory is called as _____ .

4.10   _____  is the microcontroller used in Arduino UNO.

Part Two

(Answer any FOUR Questions)

5.

(a) What impacts will the Internet of Things (IoT) have on Agriculture Sector ?

(b) Explain the basic architecture of the IoT network.

(c) What are the main parts of IoT System ?

(4+8+3)

6.

(a) What is IoT ? Enlist the benefits of the same.

(b) Discuss the problems which can be solved by IoT Security. 

(7+8)

7.

(a) What affect will the internet of things (IoT) have on infrastructure and smart cities region ?

(b) What is an Arduino ? How to write instructions or programs for Arduino boards ? What  are the hardware communication interfaces present in the Arduino board.

(7+8)

 

8.

(a) Explain HC-05 Bluetooth Module Interfacing with NodeMCU.

(b) Describe the traits that an individual should have to build for the development of his/her personality.

(8+7)

9.

Briefly explain the following (Any three) :

(a) OSI Model

(b) Time Management 

(c) Microcontroller

(d) IoT Protocol Stack

(5+5+5)

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