Sample Question Paper: Internet of Things (IoT) (M4-R5)

1. Each question below gives multiple choices of answers. M4-R5

1.1 Microcontroller used in Arduino UNO prototyping board is.
(a) ATmega328m
(b) ATmega328p
(c) ATmega2560
(d) ATmega356p

1.2 .Which of the following is not a main element of IoT
(a) People
(b) Process
(c) Security
(d) Things

1.3 To easily interface add-on modules with Arduino we can use
(a) General PCB
(b) Connectivity circuit boards
(c) Arduino shields
(d) Other high-end Arduino boards

1.4 Which symbol is used in Arduino to calculate Modulo
(a) #
(b) $
(c) %
(d) !

1.5 With respect to the body language, the handshake conveys the confidence is
(a) Firm
(b) Limp
(c) Loose
(d) Incomplete knowledge

1.6 Botnet is often used to launch _ attack
(a) DoS
(b) DDoS
(c) Brute force
(d) Passive

1.7 The IIoT stands for
(a) Indepth Internet of Things
(b) Innovative Internet of Things
(c) Industrial Internet of Things
(d) Information Internet of Things

1.8 The default method(s) in Arduino program is/are
(a) Only loop()
(b) only setup()
(c) setup() and loop()
(d) can be either loop() or setup()

1.9 which of the following communication medium supports highest data rate
(a) Optical fiber
(b) Wifi
(c) Ethernet
(d) Bluetooth

1.10 Which of the following is not a standard protocol used in IoT domain.
(a) Wifi
(b) Z-wave
(c) Zigbee
(d) LoMe

2) State which of the following is True or False:- 1×10=10

2.1The total resistance of resistor is low when connected in series.
2.2Microprocessor has only processing capability, no serial interface or interrupts are available
2.3Capacitor blocks AC and allows DC to pass through.F
2.4Ohms law calculates the power consumed by an electrical applianceT
2.5IIoT targets applications related to health and fitness.F
2.6Time management is primarily creating an environment conducive to effectiveness.
2.7Arduino program statement for generating one second delay is – delay(100);F
2.8Stress is an emotional reaction to physical and psychological demands.
2.9In ATmega328p, p stands for pico power.T
2.10Mirai botnet attack was originated from IoT cameras.T

3) Match the following:- 1×10=10

3.1Default bootloader for Arduino Ca. sketch
3.2PWM pins in Arduino UNO Fb. 0-255
3.3Informal Communication Gc. Optiboot
3.4Analog Read method in Arduino UNO returns value range Hd. 1999
3.5Open source Operating System Ke. 6
3.6Program written in Arduino IDE Af. Setup()
3.7The term ‘IoT’ was coined in Dg. Grapevine
3.8Single line comment Ih. 0-1023
3.9Analog Write method in Arduino UNO accepts value range Bi. //
3.10Function called once in Arduino program Ej. Windows
k. Linux

4) Match the following:- 1×10=10

a) microcontrollerb) Massimo Banzic) Fog Computing
d) Lilypade) Kevin Ashtonf) microprocessor
g) maskh) Analogi) Report
j) PWMk) mirail) Nano

4.1 A IC contains memory, input-output peripherals along with processing capability.
4.2 Analog Write method is used for J pins in Arduino.
4.3 The term Internet of Things was first coined by E .
4.4 Modern PC has F as main component in CPU.
4.5 C is medium weighted extension of cloud computing in IoT domain.
4.6 K is designed to launch botnet attacks from IoT .
4.7 The founder of Arduino project is B .
4.8 Personality is derived from Latin word – persona meaning G .
4.9 The statement describing what has happened is called I .
4.10 D board of Arduino family can be used to sewn into clothing.

PART TWO (Answer any FOUR Questions) Python Questions

Q5. (4+8+3)
(a) What is a sensor? Explain its working with example.
(b) What are the different communication modes available to connect things in an IoT domain?
(c) What is the role of setup method in an Arduino program?

Q6. (7+8)
(a) What are Things in IoT domain? what is meant by connected things.
(b) Write a C program to depict an IoT uses where LED is switched ON once the button is pressed and released and next time button is pressed and released, the LED is switched OFF

Q7. (7+8)
(a) Explain the different functional blocks in a IoT ecosystem?
(b) Discuss the role of digital, analog and PWM pin in Arduino UNO?

Q8. (7+8)
(a) What are the determinants of personality? Explain motivation and self-esteem in detail.
(b) Write a C program to interface DHT sensor and LED. The program will switch ON LED once the temperature rises above 25 degrees?

Q9. (5*3=15)
Briefly explain the following (Any three):
(a) Microcontroller
(b) OSI Model
(c) Stress management
(d) Etiquettes & manners
(e) Botnet

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