working with Arduino board

Qus. 1 : The temperature and humidity sensor values are printed in _________

1. PYPI
2. PIP
3. OLED matrix
4. None of the above

Qus. 2 : Clock Speed of Arduino UNO is

1. 16 MHz
2. 12 MHZ
3. 18 MHz
4. 14 MHz

Qus. 3 : How many times does the setup() function run on every startup of the Arduino System?

1. Infinite
2. 1
3. 0
4. 2

Qus. 4 : Arduino IDE consists of 2 functions. What are they?

1. build() and setup()
2. build() and loop()
3. setup() and loop()
4. All of the above

Qus. 5 : To ground the circuit _____ pin is used in Arduino.

1. PIN
2. GND
3. RESET
4. None of the above

Qus. 6 : How many Analog pins exist in Arduino?

1. 9
2. 5
3. 6
4. 10

Qus. 7 : Analog pins _____ the signals from an analog sensor.

1. Write
2. Read
3. Peruse
4. Study

Qus. 8 : The 3.3V pin of Arduino supplies _____ volts of power.

1. 3.5V
2. 5V
3. 10V
4. 3.3V

Qus. 9 : _____ pins are known as digital pins in Arduino.

1. 10
2. 11
3. 12
4. 13

Qus. 10 : Expand AREF full form _______?

1. Analog Revalue
2. Analog reference
3. Annuity reference
4. Amplified reference

Qus. 11 : Each microcontroller of the Arduino is pre-programmed by the _______?

1. Amplifier
2. Actuator
3. Bootloader
4. None of these above

Qus. 12 : ______ is a function which starts after power-up or reset.

1. setup()
2. loop()
3. start()
4. None of the above

Qus. 13 : The function which repeatedly executes in the main program?

1. setup()
2. loop()
3. while()
4. None of the above

Qus. 14 : What is the use of the Interrupt Service Routine in an Arduino

1. To boot up the Arduino
2. To exit any code that is running
3. To automate functions
4. To make more memory

Qus. 15 : What is the resolution of the micros() function on the Arduino Nano

1. 7 Microseconds
2. 4 Microseconds
3. 6 Microseconds
4. 2 Microseconds

Qus. 16 : How many analog pins are used in Arduino Mega board

1. 12
2. 16
3. 8
4. 14

Qus. 17 : What is the correct execution process of an Arduino code?

1. Preprocessor->Editor->Compiler
2. Editor->Preprocessor->Compiler
3. Compiler->Preprocessor->Editor
4. Editor->Compiler->Preprocessor

Qus. 18 : What type of signal does the analogWrite() function output ?

1. Pulse Code Modulated Signal
2. Frequency Modulated Signal
3. Pulse Width Modulated Signal
4. Pulse Amplitude Modulated Signal

Qus. 19 : loT devices can easily lead to catastrophe without

1. Software
2. Devices
3. Cloud
4. Management system

Qus. 20 : which is a combination of hardware and software to perform a specific task

1. IoT System
2. Embedded System
3. Grid System
4. Cloud System

Qus. 21 : <p><span style="letter-spacing: 0.14px;">What is the objective of the code given below if it is executed on the Arduino Uno?</span><br></p><pre>#include&lt;EEPROM.h&gt;<br>int pin=13;<br>void setup(){<br>pinMode(pin,OUTPUT);<br>Serial.begin(9600);<br>&nbsp;void loop(){<br>for(int i-0; i&lt;EEPROM.length(); i++) {<br>EEPROM.write(i, 1);<br>digitalWrite(pin, HIGH);<br>exit(0);&nbsp;<br>}</pre>

1. Clear EEPROM
2. Fill EEPROM with 1's
3. Export EEPROM data
4. Fill EEPROM with 0's

Qus. 22 : Which of the following is false about lol devices?

1. Use internet for collecting and sharing data
2. Need microcontrollers
3. Use wireless technology
4. Are completely safe

Qus. 23 : Every Arduino sketch has two main parts of the program,

1. void setup(), void loop()
2. void setup(), void main()
3. void main(), void loop ()
4. void setup(), void event ()

Qus. 24 : Arduino is an

1. Open source programmable circuit board.
2. proprietary programmable circuit board.
3. Open source non-programmable circuit board.
4. None of the Above.

Qus. 25 : Analog read method in Arduino UNO returns value_______ range.

1. 50-60
2. 0-1023
3. 0-255
4. None

Qus. 26 : The RS pin is ______ for an LCD.

1. input
2. output
3. input & output
4. none of the mentioned

Qus. 27 : What is the use of the analogReference() function?

1. To change the digital signal reference value
2. To change the analog signal reference value
3. To print the analog signal reference voltage.
4. To print the digital signal reference voltage.

Qus. 28 : How many types of Arduino do we have?

1. 2
2. 4
3. 8
4. 16

Qus. 29 : A program written with the IDE for Arduino is called _________

1. IDE Source
2. Sketch
3. Cryptography
4. None of the above

Programs

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