Girfa : Student Help: Internet of Things and its applications (M4-R5) July 2022 Set 1

Solved Internet of Things and its applications (M4-R5) July 2022 Set 1

1. Which parameter is taken through pulseIn() in ultrasonic sensor?

(A) Voltage (B) Frequency (C) Time duration (D) Distance

2. Which of the following is NOT a hard skill?

(A) Typing Speed (B) Machine Operation

3. Which of the following is an example of an LDR sensor application?

(A) Lights (B) Clock (C) Voltage Divider (D) All of above

4. What are/is essential concept(s) for M2M Communication success?
(A) Continuous connectivity
(B) Message Delivery for sleeping devices
(C) Message communication path selection
(D) All of the above

5. Which one is not the feature of M2M?

(A) Low Mobility (B) Time Controlled

6. The smallest difference that a sensor can detect is :

(A) Scale (B) accuracy (C) Resolution (D) Precision

7. Which one cannot be suitable communication technology for IoT?

(A) Zigbee (B) NFC (C) Bluetooth (D) Wired network

8. In i2c connection, which pin on the Arduino Uno is utilized for SCL (serial clock)?

(A) D2 (B) D4 (C) A2 (D) A4

9. What will be the output of the following code? int main()

{

int i = 25; int k =i %4;

printf("%d\n", k);

}

(A) 1 (B) 2 (C) 3 (D) 4

10. Which of the following is used for risk analysis?

(A) DREAD (B) OWASP (C) STRIDE (D) DAR

11. Which of the Arduino pins is connected to the Data5 (D5) pin on the 16x2 character LCD? Liquid Crystal lcd(12, 11, 5, 4, 3, 2);

(A) Pin No. 3 (B) Pin No. 2 (C) Pin No. 5 (D) Pin No. 4

12. The process of building IoT hardware and devices enhanced with smart sensors and embedded system using many of the shelf components like sensors, circuits and microcontrollers is called?

(A) Prototyping (B) Casting

13. In a capacitive type humidity sensor, how many different types of failures have you seen? (A) 2 (B) 4 (C) 6 (D) 3

14. Which command is the 9th pin on Arduino set as output?

(A) int sensorPin = 9; (B) int sensorValue = 9;

15. When the microcontroller executes some arithmetic operations, then the flag bits of which of the following register are affected ?

(A) DPTR (B) PSW (C) PC (D) SP

16. Which of the following depicts your social behavior?

(A) Tradition (B) Culture (C) Manners (D) Greetings

17. Having conscious knowledge of your own self, capabilities, feelings and one’s own character

is called as .

(A) Self-Regulation (B) Self-Motivation

18. Which one from the following is not compulsory technology for establishment of IoT Setup?

(A) RFID (B) Nanotechnology

19. What will be the output of the following code? void main()

{

int x = 5*6/2 +8; printf("%d",x); return 0;}

(A) 20 (B) 21 (C) 23 (D) 19

20. Which of the following is not an element of threat modelling?

(A) Asset (B) Vulnerability (C) Threa t (D) Time

21. Which of following is/are suggested time management technique(s)?

(A) Make good use of technology

(B) Clean up and get organized

(D) All of the above

22. What will be the output of the following Arduino code?

#define X 10; void setup(){ X=0;

Serial.begin(9600); Serial.print(X);

}

void loop(){

//Do nothing…

}

(A) 0xAB (B) 0xa (C) 0 (D) Error

23. What will be the output of the following code? int main()

{

int a=5;

while(a=123)

{

printf("RABBIT\n");

}

printf("GREEN"); return 0;

}

(A) RABBIT is printed unlimited number of times

(B) RABBIT GREEN

(D) GREEN

24. What is the output of “pin1” if “pin2” is sent “1011” where 1 is 5V and 0 is 0V?

int pin1 = 12; int pin2 = 11; void setup() {

pinMode(pin1, OUTPUT); pinMode(pin2, INPUT); Serial.begin(9600);

}

void loop() { if(digitalRead(pin2)==1) {

digitalWrite(pin1,LOW);

}

else if(digitalRead(pin2)==0) { digitalWrite(pin1,HIGH);

}

(A) 1110 (B) 0100 (C) 1111 (D) 1011

25. Mainly Real Time Systems are used for .

(A) Used for monitoring events as they occur

(B) Used for real time interactive users

(D) Used for real time coding

26. The sequence required for the preparation of an interview is:

(A) Job-searching, Self-Analyzing and Identifying skills

(B) Identifying skills, Job-searching and Self-Analyzing

(D) Self-Analyzing, job-searching and Identifying skills

27. What will be the output of the following piece of code?

#include <stdio.h> int main() {

for(i = 0;i < 8; i++); printf("%d", i); return 0;

}

(A) 0 (B) 1234567 (C) 8 (D) infinite loop

28. How many flags are there in 8085 Microprocessor?

(A) 05 (B) 09 (C) 12 (D) 15

29. What is temperature in Celsius LM35 for corresponding 270mV as a output voltage ? (A) 50 (B) 25 (C) 27 (D) 54

30. Determine the benefits of writing.

(A) The speaker himself did not have to be present in order to communicate

(B) The knowledge of one generation could be accumulated and passed on to the next

(D) We can represent, what we want

31. What is role of Execution unit?

(A) Encoding (B) Decoding (C) Calculation (D) Processing

32. Which of the following concept is not similar to IoT?

(A) Ubiquitous Sensor Networks (B) Web of Things

33. In which form data transferred in network layer?

(A) Packets (B) Datagram (C) Bytes (D) Bits

34. In C, how do you set up an array?

(A) int k={3,4} (B) int k=new int[2]

35. How many terminals does the MQ2 Gas Sensor have?

(A) 1 (B) 2 (C) 3 (D) 4

36. Which one is incorrect for the Arduino UNO's analog pin group?

(A) Logic (1/0) not used for input/output.

(B) Used for the digital conversion of analog values taken from external environment.

(D) The resolution of each input is 10 bits.

37. ZigBee is most Suitable communication standard for IoT.

(A) Low data rate (B) Low power consumption

38. An individual's actions are most likely to be strongly controlled by conscience if they have a(n) type of personality?

(A) Inner-directed personality (B) Other-directed personality

39. What is the output of C program with functions?

int main() { int a = 0;

printf("AJAY "); return 1; printf("VIJAY"); return 1;

}

(A) AJAY VIJAY (B) AJAY (C) VIJAY (D) Compiler error

40. Fading technique used for pin in Arduino.

(A) A2 (B) D2 (C) PWM (D) 5V

41. Which One is not the type of Memory?

(A) NVRAM (B) EPROM (C) MASKED ROM (D) DPROM

42. int a:16; what is 16 indicate here?

(A) Value (B) Size (C) Address (D) None

43. Good manners do not include:

(A) Treating people nicely (B) Good Body language

44. MQTT stands for :

(A) Message Queue Telegram Transport

(B) Message Queue Telemetry Transport

(D) Message Queuing Telegram Transport

45. Which of the following cannot be the communication barrier?

(A) Language (B) Culture (C) Physical (D) Habits

46. The LPWAN :

(A) Low Power Wide Area Network (B) Low bit rate

47. After the formal event is over, to whom should you write a thank you note?

(A) The event host (B) Sponsoring organizations

48. What is switching time for relay to operate with Arduino?

(A) 5-10 s (B) 5-10 ms (C) 10-15 ms (D) 10-12 ms

49. What does GPIO stand for?

(A) General-Purpose Input/Output (B) General-Purpose Inner/Outer

50. Which statement is true in concern with Request-response IoT communication model?

(A) Each Request-response pair is dependent of others

(B) Request – response is a stateless communication model

(D) In Request-response publisher is a client and broker are server.

51. Which of the following environmental factors affects the personality?

(A) Social factors (B) Cultural factors

52. Arduino uno have size of program memory.

(A) 10 KB (B) 4KB (C) 64KB (D) 32KB

53. All communication events have a .

(A) Resource (B) Source (C) Start (D) End

54. Clock Speed of Arduino UNO is :
(A) 16 MHz (B) 12MHz (C) 18 MHz (D) 14 MHz

55. What will happen if we supply a voltage of 25V to the Vcc of the IR sensor?

(A) Damage is caused

(B) Sensor will work fine

(D) Sensor will function normally

56. What is the output of C Program ? int main()

{

int k=10; while(k <= 12)

{

printf("%d ", k); k++;

}

return 0;

}

(A) 10 10 10 (B) 12 12 12

57. DHT11 is .

(A) Microprocessor (B) Motion sensor

58. Which of the following is not an actuator?

(A) DC Motor (B) Stepper Motor (C) Relay (D) shutter doors

59. What programming language is the Arduino IDE written in?

(A) Java (B) C/C++ (C) Python (D) Assembly

60. The following are the characteristics of Negative Stress :

(A) It cause anxiety (B) It feels unpleasant

61. Which Function is used for PWM pin in Arduino?

(A) digitalWrite() (B) serial.print ( )

62. ISM stand for :

(A) Industrial, Scientific and Medical (B) Information, Scientific and Medical

63. Which one cannot be the one element of an IoT System?

(A) People (B) Application (C) Nanotechnology (D) Privacy

64. coap://localhost:4589/Temperature/temp1, here the 4589 is :

(A) Port address (B) MAC address of Device

65. Identify the challenge coming under securing the information.

(A) Security (B) Signaling

66. Which of the following is a function of a sensor?

(A) Separate physical parameters

(B) Activate a response

(D) Move a robotic arm

67. Which one known as network provider?

(A) Arduino uno (B) ESP8266

68. There is the prospect of immediate in oral communication.

(A) Reaction (B) Reflection (C) Response (D) Reset

69. microcontroller used in Arduino UNO.

(A) AT91SAM3x8E (B) AT90S2313

70. A digital value is converted to an analogue signal using which of the following Methods?

(A) analogRead() (B) ADC (C) DAC (D) pinMode()

71. The Lilypad Arduino is concerned with:

(A) e-textiles and wearables projects

(B) sewn to fabric

(D) All of these

72. When a = 4, what is the value of ? in the given below statement

b = (a > 6 ? 4 : 6);

(A) 0 (B) Error (C) 4 (D) 6

73. API stands for :

(A) Application Programming Interface

(B) Address Programming Interface

(D) none of the above

74. Type of circuit board which can be used for extension of capabilities of Arduino board :

(A) Bread Board (B) Shield (C) Actuator (D) Microprocessor

75. Stress related to strain/tension.

(A) Mental (B) Emotional (C) Physical (D) All of the above

76. Which command used to print message on second line in LCD?

(A) lcd.getcursor(0,0); (B) lcd.setcursor(0,0);

77. Sensor generates an output signal based on

(A) Input (B) Data

78. How many analog pins are used in Arduino nano board?

(A) 12 (B) 16 (C) 8 (D) 14

79. Which is not the measure for the personality assessment?

(A) Communication (B) Body Language (C) Color (D) Dressing

80. Which of the following is not an application of IoT?

(A) Wearables (B) Smart Grid (C) Arduino (D) Smart City

81. Likes and dislikes of learner depends on state of mind, which is .

(A) Attitude (B) Aptitude (C) Motivation (D) Intelligence

82. _______ is an example of 16 bit microcontroller.

(A) 8031 Microcontroller (B) 8051 Microcontroller

83. A real or perceived threat or challenge that causes the body to produce a response is a(n)

.
(A) Frustration (B) Phobia (C) Injury (D) Stressor

84. Which of the following is not passive transducer?(A) Thermistor (B) Transformer (C) Thermocouple (D) Robot

85. What is the standard length of MAC and IPV6 addresses?
(A) 48 and 128 (B) 48 and 32 (C) 48 and 64 (D) 52 and 128

86. What is the function name for turn on led in arduino?

(A) digitalwrite() (B) digitalread()

87. If a voltage of 5V is applied to the pin equivalent to the A0 pin on an Arduino UNO, what is the output of the programme below?
(A) 0 (B) 5 (C) 1024 (D) 100

88. How many pins are there in 8085 Microprocessor?
(A) 30 (B) 35 (C) 40 (D) 45

89. (A) Find the correct boilerplate Arduino code .

(A) dataType const PROGMEM variableName [] = {};

(B) dataType PROGMEM const variableName [] = {};

(D) const dataType PROGMEM variableName [] = {};

90. Datagram Transport Layer Security provides

(A) Security features on UDP

(B) Security features on TCP

(D) None of the Above

91. Which kind of word to be avoided for verbal communication?

(A) Simple (B) Technical (C) Easy (D) Local language

92. vWhich compiler is used to translate C/C++ code into binary for AVR microcontrollers?

(A) G++ (B) AVR-GCC (C) Python (D) Both (A) and (B)

93. We can deploy IoT feature in Refrigerator to make it smart device, but .

(A) Firstly extend connectivity feature

(B) Make it Smaller in size

(D) No prerequisites required

94. Which command is used to create a delay in the Arduino program?

(A) digitalRead() (B) for() (C) pinMode() (D) delay()

95. How many layers are there in OSI?

(A) 5 (B) 4 (C) 7 (D) 6

96. What types of instructions have the most impact on the programme counter?

(A) Call & Jump (B) getchar & putchar

97. In the concept of Internet of Things, Things include :

(A) Computer like Device (B) Non-Computer Device

98. Which type of negotiation necessitates the presence of an observer?

(A) Formal (B) Informal (C) Both (D) Friendly

99. A huge amount of data is generated in IoT system that must be :

(A) Analyzed (B) Visualized (C) Stored (D) All of the above

100. In Arduino programming indicate going forever.

(A) void loop (B) void setup (C) while (D) OUTPUT

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Sunday 23 July 2023

Internet of Things and its applications (M4-R5) July 2022 Set 1

Solved Internet of Things and its applications (M4-R5) July 2022 Set 1

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